update gcc patches

toolchain/gcc/patches/4.8.2/miscompile.sparc

@@ -1,154 +0,0 @@
-diff -Nur gcc-4.8.2.orig/gcc/tree-ssa-forwprop.c gcc-4.8.2/gcc/tree-ssa-forwprop.c
---- gcc-4.8.2.orig/gcc/tree-ssa-forwprop.c	2013-02-25 16:31:31.000000000 +0100
-+++ gcc-4.8.2/gcc/tree-ssa-forwprop.c	2014-03-22 19:37:04.797991879 +0100
-@@ -688,6 +688,130 @@
-      recompute_tree_invariant_for_addr_expr (gimple_assign_rhs1 (stmt));
- }
- 
-+ /* DEF_RHS contains the address of the 0th element in an array.	 
-+    USE_STMT uses type of DEF_RHS to compute the address of an	 
-+    arbitrary element within the array.  The (variable) byte offset	 
-+    of the element is contained in OFFSET.	 
-+ 	 
-+    We walk back through the use-def chains of OFFSET to verify that	 
-+    it is indeed computing the offset of an element within the array	 
-+    and extract the index corresponding to the given byte offset.	 
-+ 	 
-+    We then try to fold the entire address expression into a form	 
-+    &array[index].	 
-+ 	 
-+    If we are successful, we replace the right hand side of USE_STMT	 
-+    with the new address computation.  */	 
-+ 	 
-+ static bool	 
-+ forward_propagate_addr_into_variable_array_index (tree offset,	 
-+                                                   tree def_rhs,	 
-+                                                   gimple_stmt_iterator *use_stmt_gsi)	 
-+ {	 
-+   tree index, tunit;	 
-+   gimple offset_def, use_stmt = gsi_stmt (*use_stmt_gsi);	 
-+   tree new_rhs, tmp;	 
-+ 	 
-+   if (TREE_CODE (TREE_OPERAND (def_rhs, 0)) == ARRAY_REF)	 
-+     tunit = TYPE_SIZE_UNIT (TREE_TYPE (TREE_TYPE (def_rhs)));	 
-+   else if (TREE_CODE (TREE_TYPE (TREE_OPERAND (def_rhs, 0))) == ARRAY_TYPE)	 
-+     tunit = TYPE_SIZE_UNIT (TREE_TYPE (TREE_TYPE (TREE_TYPE (def_rhs))));	 
-+   else	 
-+     return false;	 
-+   if (!host_integerp (tunit, 1))	 
-+     return false;	 
-+ 	 
-+   /* Get the offset's defining statement.  */	 
-+   offset_def = SSA_NAME_DEF_STMT (offset);	 
-+ 	 
-+   /* Try to find an expression for a proper index.  This is either a	 
-+      multiplication expression by the element size or just the ssa name we came	 
-+      along in case the element size is one. In that case, however, we do not	 
-+      allow multiplications because they can be computing index to a higher	 
-+      level dimension (PR 37861). */	 
-+   if (integer_onep (tunit))	 
-+     {	 
-+       if (is_gimple_assign (offset_def)	 
-+           && gimple_assign_rhs_code (offset_def) == MULT_EXPR)	 
-+         return false;	 
-+ 	 
-+       index = offset;	 
-+     }	 
-+   else	 
-+     {	 
-+       /* The statement which defines OFFSET before type conversion	 
-+          must be a simple GIMPLE_ASSIGN.  */	 
-+       if (!is_gimple_assign (offset_def))	 
-+         return false;	 
-+ 	 
-+       /* The RHS of the statement which defines OFFSET must be a	 
-+          multiplication of an object by the size of the array elements.	 
-+          This implicitly verifies that the size of the array elements	 
-+          is constant.  */	 
-+      if (gimple_assign_rhs_code (offset_def) == MULT_EXPR	 
-+          && TREE_CODE (gimple_assign_rhs2 (offset_def)) == INTEGER_CST	 
-+          && tree_int_cst_equal (gimple_assign_rhs2 (offset_def), tunit))	 
-+        {	 
-+          /* The first operand to the MULT_EXPR is the desired index.  */	 
-+          index = gimple_assign_rhs1 (offset_def);	 
-+        }	 
-+      /* If we have idx * tunit + CST * tunit re-associate that.  */	 
-+      else if ((gimple_assign_rhs_code (offset_def) == PLUS_EXPR	 
-+                || gimple_assign_rhs_code (offset_def) == MINUS_EXPR)	 
-+               && TREE_CODE (gimple_assign_rhs1 (offset_def)) == SSA_NAME	 
-+               && TREE_CODE (gimple_assign_rhs2 (offset_def)) == INTEGER_CST	 
-+               && (tmp = div_if_zero_remainder (EXACT_DIV_EXPR,	 
-+                                                gimple_assign_rhs2 (offset_def),	 
-+                                                tunit)) != NULL_TREE)	 
-+        {	 
-+          gimple offset_def2 = SSA_NAME_DEF_STMT (gimple_assign_rhs1 (offset_def));	 
-+          if (is_gimple_assign (offset_def2)	 
-+              && gimple_assign_rhs_code (offset_def2) == MULT_EXPR	 
-+              && TREE_CODE (gimple_assign_rhs2 (offset_def2)) == INTEGER_CST	 
-+              && tree_int_cst_equal (gimple_assign_rhs2 (offset_def2), tunit))	 
-+            {	 
-+              index = fold_build2 (gimple_assign_rhs_code (offset_def),	 
-+                                   TREE_TYPE (offset),	 
-+                                   gimple_assign_rhs1 (offset_def2), tmp);	 
-+            }	 
-+          else	 
-+            return false;	 
-+        }	 
-+      else	 
-+         return false;	 
-+     }	 
-+ 	 
-+   /* Replace the pointer addition with array indexing.  */	 
-+   index = force_gimple_operand_gsi (use_stmt_gsi, index, true, NULL_TREE,	 
-+                                     true, GSI_SAME_STMT);	 
-+   if (TREE_CODE (TREE_OPERAND (def_rhs, 0)) == ARRAY_REF)	 
-+     {	 
-+       new_rhs = unshare_expr (def_rhs);	 
-+       TREE_OPERAND (TREE_OPERAND (new_rhs, 0), 1) = index;	 
-+     }	 
-+   else	 
-+     {	 
-+       new_rhs = build4 (ARRAY_REF, TREE_TYPE (TREE_TYPE (TREE_TYPE (def_rhs))),	 
-+                         unshare_expr (TREE_OPERAND (def_rhs, 0)),	 
-+                         index, integer_zero_node, NULL_TREE);	 
-+       new_rhs = build_fold_addr_expr (new_rhs);	 
-+       if (!useless_type_conversion_p (TREE_TYPE (gimple_assign_lhs (use_stmt)),	 
-+                                       TREE_TYPE (new_rhs)))	 
-+         {	 
-+           new_rhs = force_gimple_operand_gsi (use_stmt_gsi, new_rhs, true,	 
-+                                               NULL_TREE, true, GSI_SAME_STMT);	 
-+           new_rhs = fold_convert (TREE_TYPE (gimple_assign_lhs (use_stmt)),	 
-+                                   new_rhs);	 
-+         }	 
-+     }	 
-+   gimple_assign_set_rhs_from_tree (use_stmt_gsi, new_rhs);	 
-+   fold_stmt (use_stmt_gsi);	 
-+   tidy_after_forward_propagate_addr (gsi_stmt (*use_stmt_gsi));	 
-+   return true;	 
-+ }	 
-+
-+
-+
- /* NAME is a SSA_NAME representing DEF_RHS which is of the form
-    ADDR_EXPR <whatever>.
- 
-@@ -977,6 +1101,19 @@
-       tidy_after_forward_propagate_addr (use_stmt);
-       return true;
-     }
-+   /* Try to optimize &x[0] p+ OFFSET where OFFSET is defined by	 
-+      converting a multiplication of an index by the size of the	 
-+      array elements, then the result is converted into the proper	 
-+      type for the arithmetic.  */	 
-+   if (TREE_CODE (rhs2) == SSA_NAME	 
-+       && (TREE_CODE (array_ref) != ARRAY_REF	 
-+           || integer_zerop (TREE_OPERAND (array_ref, 1)))	 
-+       && useless_type_conversion_p (TREE_TYPE (name), TREE_TYPE (def_rhs))	 
-+       /* Avoid problems with IVopts creating PLUS_EXPRs with a	 
-+          different type than their operands.  */	 
-+       && useless_type_conversion_p (TREE_TYPE (lhs), TREE_TYPE (def_rhs)))	 
-+     return forward_propagate_addr_into_variable_array_index (rhs2, def_rhs,	 
-+                                                              use_stmt_gsi);	 
- 
-   return false;
- }

toolchain/gcc/patches/4.8.2/musl-cross.patch

@@ -1,672 +0,0 @@
-diff -Nur gcc-4.8.2.orig/fixincludes/mkfixinc.sh gcc-4.8.2/fixincludes/mkfixinc.sh
---- gcc-4.8.2.orig/fixincludes/mkfixinc.sh	2012-10-28 22:42:48.000000000 +0100
-+++ gcc-4.8.2/fixincludes/mkfixinc.sh	2014-04-15 15:34:20.289308442 +0200
-@@ -19,7 +19,8 @@
-     powerpc-*-eabi*    | \
-     powerpc-*-rtems*   | \
-     powerpcle-*-eabisim* | \
--    powerpcle-*-eabi* )
-+    powerpcle-*-eabi* | \
-+    *-musl* )
- 	#  IF there is no include fixing,
- 	#  THEN create a no-op fixer and exit
- 	(echo "#! /bin/sh" ; echo "exit 0" ) > ${target}
-diff -Nur gcc-4.8.2.orig/gcc/config/aarch64/aarch64-linux.h gcc-4.8.2/gcc/config/aarch64/aarch64-linux.h
---- gcc-4.8.2.orig/gcc/config/aarch64/aarch64-linux.h	2013-08-13 15:22:18.000000000 +0200
-+++ gcc-4.8.2/gcc/config/aarch64/aarch64-linux.h	2014-04-15 15:34:20.289308442 +0200
-@@ -21,7 +21,11 @@
- #ifndef GCC_AARCH64_LINUX_H
- #define GCC_AARCH64_LINUX_H
- 
-+/* The AArch64 port currently supports two dynamic linkers:
-+   - ld-linux-aarch64.so.1 - GLIBC dynamic linker
-+   - ld-musl-aarch64.so.1 - musl libc dynamic linker  */
- #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-aarch64.so.1"
-+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-aarch64.so.1"
- 
- #define CPP_SPEC "%{pthread:-D_REENTRANT}"
- 
-diff -Nur gcc-4.8.2.orig/gcc/config/arm/linux-eabi.h gcc-4.8.2/gcc/config/arm/linux-eabi.h
---- gcc-4.8.2.orig/gcc/config/arm/linux-eabi.h	2013-01-10 21:38:27.000000000 +0100
-+++ gcc-4.8.2/gcc/config/arm/linux-eabi.h	2014-04-15 15:34:20.289308442 +0200
-@@ -77,6 +77,23 @@
-     %{mfloat-abi=soft*:" GLIBC_DYNAMIC_LINKER_SOFT_FLOAT "} \
-     %{!mfloat-abi=*:" GLIBC_DYNAMIC_LINKER_DEFAULT "}"
- 
-+/* For ARM musl currently supports four dynamic linkers:
-+   - ld-musl-arm.so.1 - for the EABI-derived soft-float ABI
-+   - ld-musl-armhf.so.1 - for the EABI-derived hard-float ABI
-+   - ld-musl-armeb.so.1 - for the EABI-derived soft-float ABI, EB
-+   - ld-musl-armebhf.so.1 - for the EABI-derived hard-float ABI, EB
-+   musl does not support the legacy OABI mode.
-+   All the dynamic linkers live in /lib.
-+   We default to soft-float, EL. */
-+#undef  MUSL_DYNAMIC_LINKER
-+#if TARGET_BIG_ENDIAN_DEFAULT
-+#define MUSL_DYNAMIC_LINKER_E "%{mlittle-endian:;:eb}"
-+#else
-+#define MUSL_DYNAMIC_LINKER_E "%{mbig-endian:eb}"
-+#endif
-+#define MUSL_DYNAMIC_LINKER \
-+  "/lib/ld-musl-arm" MUSL_DYNAMIC_LINKER_E "%{mfloat-abi=hard:hf}.so.1"
-+
- /* At this point, bpabi.h will have clobbered LINK_SPEC.  We want to
-    use the GNU/Linux version, not the generic BPABI version.  */
- #undef  LINK_SPEC
-diff -Nur gcc-4.8.2.orig/gcc/config/i386/linux64.h gcc-4.8.2/gcc/config/i386/linux64.h
---- gcc-4.8.2.orig/gcc/config/i386/linux64.h	2013-01-10 21:38:27.000000000 +0100
-+++ gcc-4.8.2/gcc/config/i386/linux64.h	2014-04-15 15:34:20.289308442 +0200
-@@ -30,3 +30,7 @@
- #define GLIBC_DYNAMIC_LINKER32 "/lib/ld-linux.so.2"
- #define GLIBC_DYNAMIC_LINKER64 "/lib64/ld-linux-x86-64.so.2"
- #define GLIBC_DYNAMIC_LINKERX32 "/libx32/ld-linux-x32.so.2"
-+
-+#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-i386.so.1"
-+#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-x86_64.so.1"
-+#define MUSL_DYNAMIC_LINKERX32 "/lib/ld-musl-x32.so.1"
-diff -Nur gcc-4.8.2.orig/gcc/config/i386/linux.h gcc-4.8.2/gcc/config/i386/linux.h
---- gcc-4.8.2.orig/gcc/config/i386/linux.h	2013-01-10 21:38:27.000000000 +0100
-+++ gcc-4.8.2/gcc/config/i386/linux.h	2014-04-15 15:34:20.289308442 +0200
-@@ -21,3 +21,4 @@
- 
- #define GNU_USER_LINK_EMULATION "elf_i386"
- #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
-+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-i386.so.1"
-diff -Nur gcc-4.8.2.orig/gcc/config/linux.h gcc-4.8.2/gcc/config/linux.h
---- gcc-4.8.2.orig/gcc/config/linux.h	2013-01-10 21:38:27.000000000 +0100
-+++ gcc-4.8.2/gcc/config/linux.h	2014-04-15 15:34:20.293308455 +0200
-@@ -32,10 +32,12 @@
- #define OPTION_GLIBC  (DEFAULT_LIBC == LIBC_GLIBC)
- #define OPTION_UCLIBC (DEFAULT_LIBC == LIBC_UCLIBC)
- #define OPTION_BIONIC (DEFAULT_LIBC == LIBC_BIONIC)
-+#define OPTION_MUSL   (DEFAULT_LIBC == LIBC_MUSL)
- #else
- #define OPTION_GLIBC  (linux_libc == LIBC_GLIBC)
- #define OPTION_UCLIBC (linux_libc == LIBC_UCLIBC)
- #define OPTION_BIONIC (linux_libc == LIBC_BIONIC)
-+#define OPTION_MUSL   (linux_libc == LIBC_MUSL)
- #endif
- 
- #define GNU_USER_TARGET_OS_CPP_BUILTINS()			\
-@@ -53,18 +55,21 @@
-    uClibc or Bionic is the default C library and whether
-    -muclibc or -mglibc or -mbionic has been passed to change the default.  */
- 
--#define CHOOSE_DYNAMIC_LINKER1(LIBC1, LIBC2, LIBC3, LD1, LD2, LD3)	\
--  "%{" LIBC2 ":" LD2 ";:%{" LIBC3 ":" LD3 ";:" LD1 "}}"
-+#define CHOOSE_DYNAMIC_LINKER1(LIBC1, LIBC2, LIBC3, LIBC4, LD1, LD2, LD3, LD4)	\
-+  "%{" LIBC2 ":" LD2 ";:%{" LIBC3 ":" LD3 ";:%{" LIBC4 ":" LD4 ";:" LD1 "}}}"
- 
- #if DEFAULT_LIBC == LIBC_GLIBC
--#define CHOOSE_DYNAMIC_LINKER(G, U, B) \
--  CHOOSE_DYNAMIC_LINKER1 ("mglibc", "muclibc", "mbionic", G, U, B)
-+#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \
-+  CHOOSE_DYNAMIC_LINKER1 ("mglibc", "muclibc", "mbionic", "mmusl", G, U, B, M)
- #elif DEFAULT_LIBC == LIBC_UCLIBC
--#define CHOOSE_DYNAMIC_LINKER(G, U, B) \
--  CHOOSE_DYNAMIC_LINKER1 ("muclibc", "mglibc", "mbionic", U, G, B)
-+#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \
-+  CHOOSE_DYNAMIC_LINKER1 ("muclibc", "mglibc", "mbionic", "mmusl", U, G, B, M)
- #elif DEFAULT_LIBC == LIBC_BIONIC
--#define CHOOSE_DYNAMIC_LINKER(G, U, B) \
--  CHOOSE_DYNAMIC_LINKER1 ("mbionic", "mglibc", "muclibc", B, G, U)
-+#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \
-+  CHOOSE_DYNAMIC_LINKER1 ("mbionic", "mglibc", "muclibc", "mmusl", B, G, U, M)
-+#elif DEFAULT_LIBC == LIBC_MUSL
-+#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \
-+  CHOOSE_DYNAMIC_LINKER1 ("mmusl", "mglibc", "muclibc", "mbionic", M, G, U, B)
- #else
- #error "Unsupported DEFAULT_LIBC"
- #endif /* DEFAULT_LIBC */
-@@ -84,21 +89,21 @@
- 
- #define GNU_USER_DYNAMIC_LINKER						\
-   CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,	\
--			 BIONIC_DYNAMIC_LINKER)
-+			 BIONIC_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER)
- #define GNU_USER_DYNAMIC_LINKER32					\
-   CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32, \
--			 BIONIC_DYNAMIC_LINKER32)
-+			 BIONIC_DYNAMIC_LINKER32, MUSL_DYNAMIC_LINKER32)
- #define GNU_USER_DYNAMIC_LINKER64					\
-   CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64, \
--			 BIONIC_DYNAMIC_LINKER64)
-+			 BIONIC_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKER64)
- #define GNU_USER_DYNAMIC_LINKERX32					\
-   CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKERX32, UCLIBC_DYNAMIC_LINKERX32, \
--			 BIONIC_DYNAMIC_LINKERX32)
-+			 BIONIC_DYNAMIC_LINKERX32, MUSL_DYNAMIC_LINKERX32)
- 
- /* Determine whether the entire c99 runtime
-    is present in the runtime library.  */
- #undef TARGET_C99_FUNCTIONS
--#define TARGET_C99_FUNCTIONS (OPTION_GLIBC)
-+#define TARGET_C99_FUNCTIONS (OPTION_GLIBC || OPTION_MUSL)
- 
- /* Whether we have sincos that follows the GNU extension.  */
- #undef TARGET_HAS_SINCOS
-@@ -107,3 +112,74 @@
- /* Whether we have Bionic libc runtime */
- #undef TARGET_HAS_BIONIC
- #define TARGET_HAS_BIONIC (OPTION_BIONIC)
-+
-+/* musl avoids problematic includes by rearranging the include directories.
-+ * Unfortunately, this is mostly duplicated from cppdefault.c */
-+#if DEFAULT_LIBC == LIBC_MUSL
-+#define INCLUDE_DEFAULTS_MUSL_GPP			\
-+    { GPLUSPLUS_INCLUDE_DIR, "G++", 1, 1,		\
-+      GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 0 },		\
-+    { GPLUSPLUS_TOOL_INCLUDE_DIR, "G++", 1, 1,		\
-+      GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 1 },		\
-+    { GPLUSPLUS_BACKWARD_INCLUDE_DIR, "G++", 1, 1,	\
-+      GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 0 },
-+
-+#ifdef LOCAL_INCLUDE_DIR
-+#define INCLUDE_DEFAULTS_MUSL_LOCAL			\
-+    { LOCAL_INCLUDE_DIR, 0, 0, 1, 1, 2 },		\
-+    { LOCAL_INCLUDE_DIR, 0, 0, 1, 1, 0 },
-+#else
-+#define INCLUDE_DEFAULTS_MUSL_LOCAL
-+#endif
-+
-+#ifdef PREFIX_INCLUDE_DIR
-+#define INCLUDE_DEFAULTS_MUSL_PREFIX			\
-+    { PREFIX_INCLUDE_DIR, 0, 0, 1, 0, 0},
-+#else
-+#define INCLUDE_DEFAULTS_MUSL_PREFIX
-+#endif
-+
-+#ifdef CROSS_INCLUDE_DIR
-+#define INCLUDE_DEFAULTS_MUSL_CROSS			\
-+    { CROSS_INCLUDE_DIR, "GCC", 0, 0, 0, 0},
-+#else
-+#define INCLUDE_DEFAULTS_MUSL_CROSS
-+#endif
-+
-+#ifdef TOOL_INCLUDE_DIR
-+#define INCLUDE_DEFAULTS_MUSL_TOOL			\
-+    { TOOL_INCLUDE_DIR, "BINUTILS", 0, 1, 0, 0},
-+#else
-+#define INCLUDE_DEFAULTS_MUSL_TOOL
-+#endif
-+
-+#ifdef NATIVE_SYSTEM_HEADER_DIR
-+#define INCLUDE_DEFAULTS_MUSL_NATIVE			\
-+    { NATIVE_SYSTEM_HEADER_DIR, 0, 0, 0, 1, 2 },	\
-+    { NATIVE_SYSTEM_HEADER_DIR, 0, 0, 0, 1, 0 },
-+#else
-+#define INCLUDE_DEFAULTS_MUSL_NATIVE
-+#endif
-+
-+#if defined (CROSS_DIRECTORY_STRUCTURE) && !defined (TARGET_SYSTEM_ROOT)
-+# undef INCLUDE_DEFAULTS_MUSL_LOCAL
-+# define INCLUDE_DEFAULTS_MUSL_LOCAL
-+# undef INCLUDE_DEFAULTS_MUSL_NATIVE
-+# define INCLUDE_DEFAULTS_MUSL_NATIVE
-+#else
-+# undef INCLUDE_DEFAULTS_MUSL_CROSS
-+# define INCLUDE_DEFAULTS_MUSL_CROSS
-+#endif
-+
-+#undef INCLUDE_DEFAULTS
-+#define INCLUDE_DEFAULTS				\
-+  {							\
-+    INCLUDE_DEFAULTS_MUSL_GPP				\
-+    INCLUDE_DEFAULTS_MUSL_PREFIX			\
-+    INCLUDE_DEFAULTS_MUSL_CROSS				\
-+    INCLUDE_DEFAULTS_MUSL_TOOL				\
-+    INCLUDE_DEFAULTS_MUSL_NATIVE			\
-+    { GCC_INCLUDE_DIR, "GCC", 0, 1, 0, 0 },		\
-+    { 0, 0, 0, 0, 0, 0 }				\
-+  }
-+#endif
-diff -Nur gcc-4.8.2.orig/gcc/config/linux.opt gcc-4.8.2/gcc/config/linux.opt
---- gcc-4.8.2.orig/gcc/config/linux.opt	2013-01-10 21:38:27.000000000 +0100
-+++ gcc-4.8.2/gcc/config/linux.opt	2014-04-15 15:34:20.293308455 +0200
-@@ -30,3 +30,7 @@
- muclibc
- Target Report RejectNegative Var(linux_libc,LIBC_UCLIBC) Negative(mbionic)
- Use uClibc C library
-+
-+mmusl
-+Target Report RejectNegative Var(linux_libc,LIBC_MUSL) Negative(mglibc)
-+Use musl C library
-diff -Nur gcc-4.8.2.orig/gcc/config/microblaze/linux.h gcc-4.8.2/gcc/config/microblaze/linux.h
---- gcc-4.8.2.orig/gcc/config/microblaze/linux.h	2013-03-14 16:43:23.000000000 +0100
-+++ gcc-4.8.2/gcc/config/microblaze/linux.h	2014-04-15 15:34:20.293308455 +0200
-@@ -25,7 +25,22 @@
- #undef TLS_NEEDS_GOT
- #define TLS_NEEDS_GOT 1
- 
--#define DYNAMIC_LINKER "/lib/ld.so.1"
-+#if TARGET_BIG_ENDIAN_DEFAULT == 0 /* LE */
-+#define MUSL_DYNAMIC_LINKER_E "%{EB:;:el}"
-+#else
-+#define MUSL_DYNAMIC_LINKER_E "%{EL:el}"
-+#endif
-+
-+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-microblaze" MUSL_DYNAMIC_LINKER_E ".so.1"
-+#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
-+
-+#if DEFAULT_LIBC == LIBC_MUSL
-+#define DYNAMIC_LINKER MUSL_DYNAMIC_LINKER
-+#else
-+#define DYNAMIC_LINKER GLIBC_DYNAMIC_LINKER
-+#endif
-+
-+
- #undef  SUBTARGET_EXTRA_SPECS
- #define SUBTARGET_EXTRA_SPECS \
-   { "dynamic_linker", DYNAMIC_LINKER }
-diff -Nur gcc-4.8.2.orig/gcc/config/microblaze/microblaze.h gcc-4.8.2/gcc/config/microblaze/microblaze.h
---- gcc-4.8.2.orig/gcc/config/microblaze/microblaze.h	2013-03-14 16:43:23.000000000 +0100
-+++ gcc-4.8.2/gcc/config/microblaze/microblaze.h	2014-04-15 15:34:20.293308455 +0200
-@@ -213,6 +213,12 @@
- #define STRICT_ALIGNMENT        1
- #define PCC_BITFIELD_TYPE_MATTERS 1
- 
-+#undef SIZE_TYPE
-+#define SIZE_TYPE "unsigned int"
-+
-+#undef PTRDIFF_TYPE
-+#define PTRDIFF_TYPE "int"
-+
- #define CONSTANT_ALIGNMENT(EXP, ALIGN)					\
-   ((TREE_CODE (EXP) == STRING_CST  || TREE_CODE (EXP) == CONSTRUCTOR)	\
-    && (ALIGN) < BITS_PER_WORD						\
-diff -Nur gcc-4.8.2.orig/gcc/config/mips/linux.h gcc-4.8.2/gcc/config/mips/linux.h
---- gcc-4.8.2.orig/gcc/config/mips/linux.h	2013-01-10 21:38:27.000000000 +0100
-+++ gcc-4.8.2/gcc/config/mips/linux.h	2014-04-15 15:34:20.293308455 +0200
-@@ -18,3 +18,10 @@
- <http://www.gnu.org/licenses/>.  */
- 
- #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
-+
-+#if TARGET_ENDIAN_DEFAULT == 0 /* LE */
-+#define MUSL_DYNAMIC_LINKER_E "%{EB:;:el}"
-+#else
-+#define MUSL_DYNAMIC_LINKER_E "%{EL:el}"
-+#endif
-+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-mips" MUSL_DYNAMIC_LINKER_E ".so.1"
-diff -Nur gcc-4.8.2.orig/gcc/config/rs6000/linux64.h gcc-4.8.2/gcc/config/rs6000/linux64.h
---- gcc-4.8.2.orig/gcc/config/rs6000/linux64.h	2013-06-19 03:18:38.000000000 +0200
-+++ gcc-4.8.2/gcc/config/rs6000/linux64.h	2014-04-15 15:34:20.293308455 +0200
-@@ -354,17 +354,21 @@
- #define GLIBC_DYNAMIC_LINKER64 "/lib64/ld64.so.1"
- #define UCLIBC_DYNAMIC_LINKER32 "/lib/ld-uClibc.so.0"
- #define UCLIBC_DYNAMIC_LINKER64 "/lib/ld64-uClibc.so.0"
-+#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-powerpc.so.1"
-+#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-powerpc64.so.1"
- #if DEFAULT_LIBC == LIBC_UCLIBC
--#define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}"
-+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{mmusl:" M ";:" U "}}"
- #elif DEFAULT_LIBC == LIBC_GLIBC
--#define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:" U ";:" G "}"
-+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{muclibc:" U ";:%{mmusl:" M ";:" G "}}"
-+#elif DEFAULT_LIBC == LIBC_MUSL
-+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{muclibc:" U ";:" M "}}"
- #else
- #error "Unsupported DEFAULT_LIBC"
- #endif
- #define GNU_USER_DYNAMIC_LINKER32 \
--  CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32)
-+  CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32, MUSL_DYNAMIC_LINKER32)
- #define GNU_USER_DYNAMIC_LINKER64 \
--  CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64)
-+  CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKER64)
- 
- #undef  DEFAULT_ASM_ENDIAN
- #if (TARGET_DEFAULT & MASK_LITTLE_ENDIAN)
-diff -Nur gcc-4.8.2.orig/gcc/config/rs6000/secureplt.h gcc-4.8.2/gcc/config/rs6000/secureplt.h
---- gcc-4.8.2.orig/gcc/config/rs6000/secureplt.h	2013-01-10 21:38:27.000000000 +0100
-+++ gcc-4.8.2/gcc/config/rs6000/secureplt.h	2014-04-15 15:34:20.293308455 +0200
-@@ -18,3 +18,4 @@
- <http://www.gnu.org/licenses/>.  */
- 
- #define CC1_SECURE_PLT_DEFAULT_SPEC "-msecure-plt"
-+#define LINK_SECURE_PLT_DEFAULT_SPEC "--secure-plt"
-diff -Nur gcc-4.8.2.orig/gcc/config/rs6000/sysv4.h gcc-4.8.2/gcc/config/rs6000/sysv4.h
---- gcc-4.8.2.orig/gcc/config/rs6000/sysv4.h	2013-06-19 03:18:38.000000000 +0200
-+++ gcc-4.8.2/gcc/config/rs6000/sysv4.h	2014-04-15 15:34:20.293308455 +0200
-@@ -550,6 +550,9 @@
- #ifndef CC1_SECURE_PLT_DEFAULT_SPEC
- #define CC1_SECURE_PLT_DEFAULT_SPEC ""
- #endif
-+#ifndef LINK_SECURE_PLT_DEFAULT_SPEC
-+#define LINK_SECURE_PLT_DEFAULT_SPEC ""
-+#endif
- 
- /* Pass -G xxx to the compiler and set correct endian mode.  */
- #define	CC1_SPEC "%{G*} %(cc1_cpu)" \
-@@ -600,7 +603,8 @@
- 
- /* Override the default target of the linker.  */
- #define	LINK_TARGET_SPEC \
--  ENDIAN_SELECT("", " --oformat elf32-powerpcle", "")
-+  ENDIAN_SELECT("", " --oformat elf32-powerpcle", "") \
-+  "%{!mbss-plt: %{!msecure-plt: %(link_secure_plt_default)}}"
- 
- /* Any specific OS flags.  */
- #define LINK_OS_SPEC "\
-@@ -778,15 +782,18 @@
- 
- #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
- #define UCLIBC_DYNAMIC_LINKER "/lib/ld-uClibc.so.0"
-+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-powerpc.so.1"
- #if DEFAULT_LIBC == LIBC_UCLIBC
--#define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}"
-+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{mmusl:" M ";:" U "}}"
-+#elif DEFAULT_LIBC == LIBC_MUSL
-+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{mglibc:" G ";:%{muclibc:" U ";:" M "}}"
- #elif !defined (DEFAULT_LIBC) || DEFAULT_LIBC == LIBC_GLIBC
--#define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:" U ";:" G "}"
-+#define CHOOSE_DYNAMIC_LINKER(G, U, M) "%{muclibc:" U ";:%{mmusl:" M ";:" G "}}"
- #else
- #error "Unsupported DEFAULT_LIBC"
- #endif
- #define GNU_USER_DYNAMIC_LINKER \
--  CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER)
-+  CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER)
- 
- #define LINK_OS_LINUX_SPEC "-m elf32ppclinux %{!shared: %{!static: \
-   %{rdynamic:-export-dynamic} \
-@@ -912,6 +919,7 @@
-   { "cc1_endian_little",	CC1_ENDIAN_LITTLE_SPEC },		\
-   { "cc1_endian_default",	CC1_ENDIAN_DEFAULT_SPEC },		\
-   { "cc1_secure_plt_default",	CC1_SECURE_PLT_DEFAULT_SPEC },		\
-+  { "link_secure_plt_default",	LINK_SECURE_PLT_DEFAULT_SPEC },		\
-   { "cpp_os_ads",		CPP_OS_ADS_SPEC },			\
-   { "cpp_os_yellowknife",	CPP_OS_YELLOWKNIFE_SPEC },		\
-   { "cpp_os_mvme",		CPP_OS_MVME_SPEC },			\
-diff -Nur gcc-4.8.2.orig/gcc/config/sh/linux.h gcc-4.8.2/gcc/config/sh/linux.h
---- gcc-4.8.2.orig/gcc/config/sh/linux.h	2013-03-14 04:01:53.000000000 +0100
-+++ gcc-4.8.2/gcc/config/sh/linux.h	2014-04-15 17:15:20.493877154 +0200
-@@ -43,7 +43,14 @@
- 
- #define TARGET_ASM_FILE_END file_end_indicate_exec_stack
- 
-+#if TARGET_ENDIAN_DEFAULT == 0 /* BE */
-+#define MUSL_DYNAMIC_LINKER_E "eb"
-+#else
-+#define MUSL_DYNAMIC_LINKER_E
-+#endif
-+
- #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
-+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-sh" MUSL_DYNAMIC_LINKER_E ".so.1"
- 
- #undef SUBTARGET_LINK_EMUL_SUFFIX
- #define SUBTARGET_LINK_EMUL_SUFFIX "_linux"
-diff -Nur gcc-4.8.2.orig/gcc/config/sh/sh.c gcc-4.8.2/gcc/config/sh/sh.c
---- gcc-4.8.2.orig/gcc/config/sh/sh.c	2013-03-13 19:09:10.000000000 +0100
-+++ gcc-4.8.2/gcc/config/sh/sh.c	2014-04-15 15:34:20.297308468 +0200
-@@ -24,6 +24,9 @@
-    malloc & co, which are poisoned by "system.h".  The proper solution is
-    to include <cstdlib> in "system.h" instead of <stdlib.h>.  */
- #include <cstdlib>
-+#include <sstream>
-+#include <vector>
-+#include <algorithm>
- 
- #include "config.h"
- #include "system.h"
-@@ -60,9 +63,6 @@
- #include "tm-constrs.h"
- #include "opts.h"
- 
--#include <sstream>
--#include <vector>
--#include <algorithm>
- 
- int code_for_indirect_jump_scratch = CODE_FOR_indirect_jump_scratch;
- 
-diff -Nur gcc-4.8.2.orig/gcc/config.gcc gcc-4.8.2/gcc/config.gcc
---- gcc-4.8.2.orig/gcc/config.gcc	2013-10-03 02:47:24.000000000 +0200
-+++ gcc-4.8.2/gcc/config.gcc	2014-04-15 15:34:20.297308468 +0200
-@@ -550,7 +550,7 @@
- esac
- 
- # Common C libraries.
--tm_defines="$tm_defines LIBC_GLIBC=1 LIBC_UCLIBC=2 LIBC_BIONIC=3"
-+tm_defines="$tm_defines LIBC_GLIBC=1 LIBC_UCLIBC=2 LIBC_BIONIC=3 LIBC_MUSL=4"
- 
- # Common parts for widely ported systems.
- case ${target} in
-@@ -653,6 +653,9 @@
-     *-*-*uclibc*)
-       tm_defines="$tm_defines DEFAULT_LIBC=LIBC_UCLIBC"
-       ;;
-+    *-*-*musl*)
-+      tm_defines="$tm_defines DEFAULT_LIBC=LIBC_MUSL"
-+      ;;
-     *)
-       tm_defines="$tm_defines DEFAULT_LIBC=LIBC_GLIBC"
-       ;;
-@@ -2114,6 +2117,10 @@
- 	    powerpc*-*-linux*paired*)
- 		tm_file="${tm_file} rs6000/750cl.h" ;;
- 	esac
-+        case ${target} in
-+            *-linux*-musl*)
-+                enable_secureplt=yes ;;
-+        esac
- 	if test x${enable_secureplt} = xyes; then
- 		tm_file="rs6000/secureplt.h ${tm_file}"
- 	fi
-diff -Nur gcc-4.8.2.orig/gcc/configure gcc-4.8.2/gcc/configure
---- gcc-4.8.2.orig/gcc/configure	2013-06-19 03:18:38.000000000 +0200
-+++ gcc-4.8.2/gcc/configure	2014-04-15 15:34:20.301308482 +0200
-@@ -26739,6 +26739,9 @@
- else
-   gcc_cv_libc_provides_ssp=no
-     case "$target" in
-+       *-*-musl*)
-+         # All versions of musl provide stack protector
-+	 gcc_cv_libc_provides_ssp=yes;;
-        *-*-linux* | *-*-kfreebsd*-gnu | *-*-knetbsd*-gnu)
-       # glibc 2.4 and later provides __stack_chk_fail and
-       # either __stack_chk_guard, or TLS access to stack guard canary.
-@@ -26772,6 +26775,7 @@
- 	 # <http://gcc.gnu.org/ml/gcc/2008-10/msg00130.html>) and for now
- 	 # simply assert that glibc does provide this, which is true for all
- 	 # realistically usable GNU/Hurd configurations.
-+	 # All supported versions of musl provide it as well
- 	 gcc_cv_libc_provides_ssp=yes;;
-        *-*-darwin* | *-*-freebsd*)
- 	 ac_fn_c_check_func "$LINENO" "__stack_chk_fail" "ac_cv_func___stack_chk_fail"
-@@ -26854,6 +26858,9 @@
-       gcc_cv_target_dl_iterate_phdr=no
-     fi
-     ;;
-+  *-linux-musl*)
-+    gcc_cv_target_dl_iterate_phdr=yes
-+    ;;
- esac
- 
- if test x$gcc_cv_target_dl_iterate_phdr = xyes; then
-diff -Nur gcc-4.8.2.orig/gcc/configure.ac gcc-4.8.2/gcc/configure.ac
---- gcc-4.8.2.orig/gcc/configure.ac	2013-06-19 03:18:38.000000000 +0200
-+++ gcc-4.8.2/gcc/configure.ac	2014-04-15 15:34:20.309308509 +0200
-@@ -4722,6 +4722,9 @@
-       gcc_cv_libc_provides_ssp,
-       [gcc_cv_libc_provides_ssp=no
-     case "$target" in
-+       *-*-musl*)
-+         # All versions of musl provide stack protector
-+	 gcc_cv_libc_provides_ssp=yes;;
-        *-*-linux* | *-*-kfreebsd*-gnu | *-*-knetbsd*-gnu)
-       [# glibc 2.4 and later provides __stack_chk_fail and
-       # either __stack_chk_guard, or TLS access to stack guard canary.
-@@ -4755,6 +4758,7 @@
- 	 # <http://gcc.gnu.org/ml/gcc/2008-10/msg00130.html>) and for now
- 	 # simply assert that glibc does provide this, which is true for all
- 	 # realistically usable GNU/Hurd configurations.
-+	 # All supported versions of musl provide it as well
- 	 gcc_cv_libc_provides_ssp=yes;;
-        *-*-darwin* | *-*-freebsd*)
- 	 AC_CHECK_FUNC(__stack_chk_fail,[gcc_cv_libc_provides_ssp=yes],
-@@ -4820,6 +4824,9 @@
-       gcc_cv_target_dl_iterate_phdr=no
-     fi
-     ;;
-+  *-linux-musl*)
-+    gcc_cv_target_dl_iterate_phdr=yes
-+    ;;
- esac
- GCC_TARGET_TEMPLATE([TARGET_DL_ITERATE_PHDR])
- if test x$gcc_cv_target_dl_iterate_phdr = xyes; then
-diff -Nur gcc-4.8.2.orig/gcc/ginclude/stddef.h gcc-4.8.2/gcc/ginclude/stddef.h
---- gcc-4.8.2.orig/gcc/ginclude/stddef.h	2013-01-10 21:38:27.000000000 +0100
-+++ gcc-4.8.2/gcc/ginclude/stddef.h	2014-04-15 15:34:20.313308522 +0200
-@@ -181,6 +181,7 @@
- #ifndef _GCC_SIZE_T
- #ifndef _SIZET_
- #ifndef __size_t
-+#ifndef __DEFINED_size_t /* musl */
- #define __size_t__	/* BeOS */
- #define __SIZE_T__	/* Cray Unicos/Mk */
- #define _SIZE_T
-@@ -197,6 +198,7 @@
- #define ___int_size_t_h
- #define _GCC_SIZE_T
- #define _SIZET_
-+#define __DEFINED_size_t /* musl */
- #if (defined (__FreeBSD__) && (__FreeBSD__ >= 5)) \
-   || defined(__FreeBSD_kernel__)
- /* __size_t is a typedef on FreeBSD 5, must not trash it. */
-@@ -214,6 +216,7 @@
- typedef long ssize_t;
- #endif /* __BEOS__ */
- #endif /* !(defined (__GNUG__) && defined (size_t)) */
-+#endif /* __DEFINED_size_t */
- #endif /* __size_t */
- #endif /* _SIZET_ */
- #endif /* _GCC_SIZE_T */
-diff -Nur gcc-4.8.2.orig/libgcc/unwind-dw2-fde-dip.c gcc-4.8.2/libgcc/unwind-dw2-fde-dip.c
---- gcc-4.8.2.orig/libgcc/unwind-dw2-fde-dip.c	2013-02-04 20:06:20.000000000 +0100
-+++ gcc-4.8.2/libgcc/unwind-dw2-fde-dip.c	2014-04-15 15:34:20.313308522 +0200
-@@ -46,33 +46,13 @@
- #include "unwind-compat.h"
- #include "gthr.h"
- 
--#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \
--    && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2) \
--	|| (__GLIBC__ == 2 && __GLIBC_MINOR__ == 2 && defined(DT_CONFIG)))
--# define USE_PT_GNU_EH_FRAME
--#endif
--
--#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \
--    && defined(__BIONIC__)
--# define USE_PT_GNU_EH_FRAME
--#endif
--
--#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \
--    && defined(__FreeBSD__) && __FreeBSD__ >= 7
--# define ElfW __ElfN
--# define USE_PT_GNU_EH_FRAME
--#endif
--
--#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \
--    && defined(__OpenBSD__)
--# define ElfW(type) Elf_##type
--# define USE_PT_GNU_EH_FRAME
--#endif
--
--#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \
--    && defined(TARGET_DL_ITERATE_PHDR) \
--    && defined(__sun__) && defined(__svr4__)
-+#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) && defined(TARGET_DL_ITERATE_PHDR)
- # define USE_PT_GNU_EH_FRAME
-+# ifdef __OpenBSD__
-+#  define ElfW(type) Elf_##typ
-+# elif defined(__FreeBSD__) && __FreeBSD__ >= 7
-+#  define ElfW __ElfN
-+# endif
- #endif
- 
- #if defined(USE_PT_GNU_EH_FRAME)
-diff -Nur gcc-4.8.2.orig/libgomp/config/posix/time.c gcc-4.8.2/libgomp/config/posix/time.c
---- gcc-4.8.2.orig/libgomp/config/posix/time.c	2013-01-14 19:18:49.000000000 +0100
-+++ gcc-4.8.2/libgomp/config/posix/time.c	2014-04-15 15:34:20.313308522 +0200
-@@ -28,6 +28,8 @@
-    The following implementation uses the most simple POSIX routines.
-    If present, POSIX 4 clocks should be used instead.  */
- 
-+#define _POSIX_C_SOURCE 199309L /* for clocks */
-+
- #include "libgomp.h"
- #include <unistd.h>
- #if TIME_WITH_SYS_TIME
-diff -Nur gcc-4.8.2.orig/libitm/config/arm/hwcap.cc gcc-4.8.2/libitm/config/arm/hwcap.cc
---- gcc-4.8.2.orig/libitm/config/arm/hwcap.cc	2013-02-03 18:46:11.000000000 +0100
-+++ gcc-4.8.2/libitm/config/arm/hwcap.cc	2014-04-15 15:34:20.313308522 +0200
-@@ -40,7 +40,11 @@
- 
- #ifdef __linux__
- #include <unistd.h>
-+#ifdef __GLIBC__
- #include <sys/fcntl.h>
-+#else
-+#include <fcntl.h>
-+#endif
- #include <elf.h>
- 
- static void __attribute__((constructor))
-diff -Nur gcc-4.8.2.orig/libitm/config/linux/x86/tls.h gcc-4.8.2/libitm/config/linux/x86/tls.h
---- gcc-4.8.2.orig/libitm/config/linux/x86/tls.h	2013-02-03 18:46:11.000000000 +0100
-+++ gcc-4.8.2/libitm/config/linux/x86/tls.h	2014-04-15 15:34:20.313308522 +0200
-@@ -25,16 +25,19 @@
- #ifndef LIBITM_X86_TLS_H
- #define LIBITM_X86_TLS_H 1
- 
--#if defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 10)
-+#if defined(__GLIBC_PREREQ)
-+#if __GLIBC_PREREQ(2, 10)
- /* Use slots in the TCB head rather than __thread lookups.
-    GLIBC has reserved words 10 through 13 for TM.  */
- #define HAVE_ARCH_GTM_THREAD 1
- #define HAVE_ARCH_GTM_THREAD_DISP 1
- #endif
-+#endif
- 
- #include "config/generic/tls.h"
- 
--#if defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 10)
-+#if defined(__GLIBC_PREREQ)
-+#if __GLIBC_PREREQ(2, 10)
- namespace GTM HIDDEN {
- 
- #ifdef __x86_64__
-@@ -101,5 +104,6 @@
- 
- } // namespace GTM
- #endif /* >= GLIBC 2.10 */
-+#endif
- 
- #endif // LIBITM_X86_TLS_H
-diff -Nur gcc-4.8.2.orig/libstdc++-v3/configure.host gcc-4.8.2/libstdc++-v3/configure.host
---- gcc-4.8.2.orig/libstdc++-v3/configure.host	2013-06-19 03:18:38.000000000 +0200
-+++ gcc-4.8.2/libstdc++-v3/configure.host	2014-04-15 15:34:20.313308522 +0200
-@@ -264,6 +264,13 @@
-     os_include_dir="os/bsd/freebsd"
-     ;;
-   gnu* | linux* | kfreebsd*-gnu | knetbsd*-gnu)
-+    # check for musl by target
-+    case "${host_os}" in
-+      *-musl*)
-+        os_include_dir="os/generic"
-+        ;;
-+      *)
-+
-     if [ "$uclibc" = "yes" ]; then
-       os_include_dir="os/uclibc"
-     elif [ "$bionic" = "yes" ]; then
-@@ -272,6 +279,9 @@
-       os_include_dir="os/gnu-linux"
-     fi
-     ;;
-+
-+    esac
-+    ;;
-   hpux*)
-     os_include_dir="os/hpux"
-     ;;

toolchain/gcc/patches/4.8.2/musl-stubs.patch

@@ -1,49 +0,0 @@
-diff -Nur gcc-4.8.2.orig/gcc/config/m68k/linux.h gcc-4.8.2/gcc/config/m68k/linux.h
---- gcc-4.8.2.orig/gcc/config/m68k/linux.h	2013-01-10 21:38:27.000000000 +0100
-+++ gcc-4.8.2/gcc/config/m68k/linux.h	2014-02-24 10:19:00.214399704 +0100
-@@ -72,6 +72,7 @@
-    done.  */
- 
- #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
-+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-m68k.so.1"
- 
- #undef LINK_SPEC
- #define LINK_SPEC "-m m68kelf %{shared} \
-diff -Nur gcc-4.8.2.orig/gcc/config/mips/linux64.h gcc-4.8.2/gcc/config/mips/linux64.h
---- gcc-4.8.2.orig/gcc/config/mips/linux64.h	2013-01-10 21:38:27.000000000 +0100
-+++ gcc-4.8.2/gcc/config/mips/linux64.h	2014-02-24 10:19:47.238583895 +0100
-@@ -27,6 +27,9 @@
- #define GLIBC_DYNAMIC_LINKERN32 "/lib32/ld.so.1"
- #define UCLIBC_DYNAMIC_LINKERN32 "/lib32/ld-uClibc.so.0"
- #define BIONIC_DYNAMIC_LINKERN32 "/system/bin/linker32"
-+#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-mips.so.1"
-+#define MUSL_DYNAMIC_LINKERN32 "/lib/ld-musl-mips.so.1"
-+#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-mips.so.1"
- #define GNU_USER_DYNAMIC_LINKERN32 \
-   CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32, \
--			 BIONIC_DYNAMIC_LINKERN32)
-+			 BIONIC_DYNAMIC_LINKERN32, MUSL_DYNAMIC_LINKERN32)
-diff -Nur gcc-4.8.2.orig/gcc/config/sparc/linux64.h gcc-4.8.2/gcc/config/sparc/linux64.h
---- gcc-4.8.2.orig/gcc/config/sparc/linux64.h	2013-01-10 21:38:27.000000000 +0100
-+++ gcc-4.8.2/gcc/config/sparc/linux64.h	2014-02-24 10:20:49.414827006 +0100
-@@ -94,6 +94,9 @@
- 
- #define GLIBC_DYNAMIC_LINKER32 "/lib/ld-linux.so.2"
- #define GLIBC_DYNAMIC_LINKER64 "/lib64/ld-linux.so.2"
-+#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-sparc.so.1"
-+#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-sparc.so.1"
-+
- 
- #ifdef SPARC_BI_ARCH
- 
-diff -Nur gcc-4.8.2.orig/gcc/config/sparc/linux.h gcc-4.8.2/gcc/config/sparc/linux.h
---- gcc-4.8.2.orig/gcc/config/sparc/linux.h	2013-01-10 21:38:27.000000000 +0100
-+++ gcc-4.8.2/gcc/config/sparc/linux.h	2014-02-24 10:21:14.342924339 +0100
-@@ -84,6 +84,7 @@
-    done.  */
- 
- #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
-+#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-sparc.so.1"
- 
- #undef  LINK_SPEC
- #define LINK_SPEC "-m elf32_sparc %{shared:-shared} \

toolchain/gcc/patches/4.8.2/cflags.patch → toolchain/gcc/patches/4.9.1/cflags.patch

@@ -1,31 +1,7 @@
-diff -Nur gcc-4.8.2.orig/gcc/c-family/c.opt gcc-4.8.2/gcc/c-family/c.opt
---- gcc-4.8.2.orig/gcc/c-family/c.opt	2013-01-19 06:25:25.000000000 +0100
-+++ gcc-4.8.2/gcc/c-family/c.opt	2014-02-23 20:22:48.000000000 +0100
-@@ -379,6 +379,10 @@
- C ObjC RejectNegative Warning Alias(Werror=, implicit-function-declaration)
- This switch is deprecated; use -Werror=implicit-function-declaration instead
- 
-+Werror-maybe-reset
-+C ObjC C++ ObjC++
-+; Documented in common.opt
-+
- Wfloat-equal
- C ObjC C++ ObjC++ Var(warn_float_equal) Warning
- Warn if testing floating point numbers for equality
-@@ -949,6 +953,9 @@
- fhonor-std
- C++ ObjC++ Ignore Warn(switch %qs is no longer supported)
- 
-+fhonour-copts
-+C ObjC C++ ObjC++ RejectNegative
-+
- fhosted
- C ObjC
- Assume normal C execution environment
-diff -Nur gcc-4.8.2.orig/gcc/c-family/c-opts.c gcc-4.8.2/gcc/c-family/c-opts.c
---- gcc-4.8.2.orig/gcc/c-family/c-opts.c	2013-02-18 20:42:56.000000000 +0100
-+++ gcc-4.8.2/gcc/c-family/c-opts.c	2014-02-23 20:22:48.000000000 +0100
-@@ -104,6 +104,9 @@
+diff -Nur gcc-4.9.1.orig/gcc/c-family/c-opts.c gcc-4.9.1/gcc/c-family/c-opts.c
+--- gcc-4.9.1.orig/gcc/c-family/c-opts.c	2014-05-06 12:48:08.000000000 +0200
++++ gcc-4.9.1/gcc/c-family/c-opts.c	2014-08-05 15:54:02.000000000 +0200
+@@ -105,6 +105,9 @@
  /* Whether any standard preincluded header has been preincluded.  */
  static bool done_preinclude;
  
@@ -35,7 +11,7 @@ diff -Nur gcc-4.8.2.orig/gcc/c-family/c-opts.c gcc-4.8.2/gcc/c-family/c-opts.c
  static void handle_OPT_d (const char *);
  static void set_std_cxx98 (int);
  static void set_std_cxx11 (int);
-@@ -491,6 +494,12 @@
+@@ -492,6 +495,12 @@
        flag_no_builtin = !value;
        break;
  
@@ -48,7 +24,7 @@ diff -Nur gcc-4.8.2.orig/gcc/c-family/c-opts.c gcc-4.8.2/gcc/c-family/c-opts.c
      case OPT_fconstant_string_class_:
        constant_string_class_name = arg;
        break;
-@@ -1027,6 +1036,47 @@
+@@ -1048,6 +1057,47 @@
        return false;
      }
  
@@ -96,10 +72,34 @@ diff -Nur gcc-4.8.2.orig/gcc/c-family/c-opts.c gcc-4.8.2/gcc/c-family/c-opts.c
    return true;
  }
  
-diff -Nur gcc-4.8.2.orig/gcc/common.opt gcc-4.8.2/gcc/common.opt
---- gcc-4.8.2.orig/gcc/common.opt	2013-03-14 10:13:36.000000000 +0100
-+++ gcc-4.8.2/gcc/common.opt	2014-02-23 20:22:48.000000000 +0100
-@@ -541,6 +541,10 @@
+diff -Nur gcc-4.9.1.orig/gcc/c-family/c.opt gcc-4.9.1/gcc/c-family/c.opt
+--- gcc-4.9.1.orig/gcc/c-family/c.opt	2014-04-03 15:41:55.000000000 +0200
++++ gcc-4.9.1/gcc/c-family/c.opt	2014-08-05 15:54:02.000000000 +0200
+@@ -391,6 +391,10 @@
+ C ObjC C++ ObjC++ Var(warn_float_conversion) LangEnabledBy(C ObjC C++ ObjC++,Wconversion)
+ Warn for implicit type conversions that cause loss of floating point precision
+ 
++Werror-maybe-reset
++C ObjC C++ ObjC++
++; Documented in common.opt
++
+ Wfloat-equal
+ C ObjC C++ ObjC++ Var(warn_float_equal) Warning
+ Warn if testing floating point numbers for equality
+@@ -972,6 +976,9 @@
+ fhonor-std
+ C++ ObjC++ Ignore Warn(switch %qs is no longer supported)
+ 
++fhonour-copts
++C ObjC C++ ObjC++ RejectNegative
++
+ fhosted
+ C ObjC
+ Assume normal C execution environment
+diff -Nur gcc-4.9.1.orig/gcc/common.opt gcc-4.9.1/gcc/common.opt
+--- gcc-4.9.1.orig/gcc/common.opt	2014-04-07 15:27:39.000000000 +0200
++++ gcc-4.9.1/gcc/common.opt	2014-08-05 15:54:02.000000000 +0200
+@@ -549,6 +549,10 @@
  Common Joined
  Treat specified warning as error
  
@@ -110,7 +110,7 @@ diff -Nur gcc-4.8.2.orig/gcc/common.opt gcc-4.8.2/gcc/common.opt
  Wextra
  Common Var(extra_warnings) Warning
  Print extra (possibly unwanted) warnings
-@@ -1242,6 +1246,9 @@
+@@ -1287,6 +1291,9 @@
  Common Report Var(flag_guess_branch_prob) Optimization
  Enable guessing of branch probabilities
  
@@ -120,9 +120,9 @@ diff -Nur gcc-4.8.2.orig/gcc/common.opt gcc-4.8.2/gcc/common.opt
  ; Nonzero means ignore `#ident' directives.  0 means handle them.
  ; Generate position-independent code for executables if possible
  ; On SVR4 targets, it also controls whether or not to emit a
-diff -Nur gcc-4.8.2.orig/gcc/doc/cppopts.texi gcc-4.8.2/gcc/doc/cppopts.texi
---- gcc-4.8.2.orig/gcc/doc/cppopts.texi	2013-01-10 21:38:27.000000000 +0100
-+++ gcc-4.8.2/gcc/doc/cppopts.texi	2014-02-23 20:22:48.000000000 +0100
+diff -Nur gcc-4.9.1.orig/gcc/doc/cppopts.texi gcc-4.9.1/gcc/doc/cppopts.texi
+--- gcc-4.9.1.orig/gcc/doc/cppopts.texi	2014-01-02 23:23:26.000000000 +0100
++++ gcc-4.9.1/gcc/doc/cppopts.texi	2014-08-05 15:54:02.000000000 +0200
 @@ -163,6 +163,11 @@
  Make all warnings into hard errors.  Source code which triggers warnings
  will be rejected.
@@ -135,19 +135,19 @@ diff -Nur gcc-4.8.2.orig/gcc/doc/cppopts.texi gcc-4.8.2/gcc/doc/cppopts.texi
  @item -Wsystem-headers
  @opindex Wsystem-headers
  Issue warnings for code in system headers.  These are normally unhelpful
-diff -Nur gcc-4.8.2.orig/gcc/doc/invoke.texi gcc-4.8.2/gcc/doc/invoke.texi
---- gcc-4.8.2.orig/gcc/doc/invoke.texi	2013-06-19 21:55:50.000000000 +0200
-+++ gcc-4.8.2/gcc/doc/invoke.texi	2014-02-23 20:22:48.000000000 +0100
-@@ -240,7 +240,7 @@
- -Wconversion  -Wcoverage-mismatch  -Wno-cpp  -Wno-deprecated  @gol
- -Wno-deprecated-declarations -Wdisabled-optimization  @gol
+diff -Nur gcc-4.9.1.orig/gcc/doc/invoke.texi gcc-4.9.1/gcc/doc/invoke.texi
+--- gcc-4.9.1.orig/gcc/doc/invoke.texi	2014-05-28 13:37:50.000000000 +0200
++++ gcc-4.9.1/gcc/doc/invoke.texi	2014-08-05 15:54:02.000000000 +0200
+@@ -243,7 +243,7 @@
+ -Wconversion -Wcoverage-mismatch -Wdate-time -Wdelete-incomplete -Wno-cpp  @gol
+ -Wno-deprecated -Wno-deprecated-declarations -Wdisabled-optimization  @gol
  -Wno-div-by-zero -Wdouble-promotion -Wempty-body  -Wenum-compare @gol
 --Wno-endif-labels -Werror  -Werror=* @gol
 +-Wno-endif-labels -Werror  -Werror=* -Werror-maybe-reset @gol
  -Wfatal-errors  -Wfloat-equal  -Wformat  -Wformat=2 @gol
  -Wno-format-contains-nul -Wno-format-extra-args -Wformat-nonliteral @gol
  -Wformat-security  -Wformat-y2k @gol
-@@ -4807,6 +4807,22 @@
+@@ -5041,6 +5041,22 @@
  @option{-Wall} and by @option{-Wpedantic}, which can be disabled with
  @option{-Wno-pointer-sign}.
  
@@ -170,7 +170,7 @@ diff -Nur gcc-4.8.2.orig/gcc/doc/invoke.texi gcc-4.8.2/gcc/doc/invoke.texi
  @item -Wstack-protector
  @opindex Wstack-protector
  @opindex Wno-stack-protector
-@@ -6918,7 +6934,7 @@
+@@ -7188,7 +7204,7 @@
  second branch or a point immediately following it, depending on whether
  the condition is known to be true or false.
  
@@ -179,9 +179,9 @@ diff -Nur gcc-4.8.2.orig/gcc/doc/invoke.texi gcc-4.8.2/gcc/doc/invoke.texi
  
  @item -fsplit-wide-types
  @opindex fsplit-wide-types
-diff -Nur gcc-4.8.2.orig/gcc/java/jvspec.c gcc-4.8.2/gcc/java/jvspec.c
---- gcc-4.8.2.orig/gcc/java/jvspec.c	2013-01-10 21:38:27.000000000 +0100
-+++ gcc-4.8.2/gcc/java/jvspec.c	2014-02-23 20:22:48.000000000 +0100
+diff -Nur gcc-4.9.1.orig/gcc/java/jvspec.c gcc-4.9.1/gcc/java/jvspec.c
+--- gcc-4.9.1.orig/gcc/java/jvspec.c	2014-01-02 23:23:26.000000000 +0100
++++ gcc-4.9.1/gcc/java/jvspec.c	2014-08-05 15:54:02.000000000 +0200
 @@ -626,6 +626,7 @@
       class name.  Append dummy `.c' that can be stripped by set_input so %b
       is correct.  */ 
@@ -190,20 +190,11 @@ diff -Nur gcc-4.8.2.orig/gcc/java/jvspec.c gcc-4.8.2/gcc/java/jvspec.c
    err = do_spec (jvgenmain_spec);
    if (err == 0)
      {
-diff -Nur gcc-4.8.2.orig/gcc/opts.c gcc-4.8.2/gcc/opts.c
---- gcc-4.8.2.orig/gcc/opts.c	2013-03-05 07:01:13.000000000 +0100
-+++ gcc-4.8.2/gcc/opts.c	2014-02-23 20:22:48.000000000 +0100
-@@ -468,8 +468,6 @@
-     { OPT_LEVELS_2_PLUS, OPT_fschedule_insns2, NULL, 1 },
- #endif
-     { OPT_LEVELS_2_PLUS, OPT_fregmove, NULL, 1 },
--    { OPT_LEVELS_2_PLUS, OPT_fstrict_aliasing, NULL, 1 },
--    { OPT_LEVELS_2_PLUS, OPT_fstrict_overflow, NULL, 1 },
-     { OPT_LEVELS_2_PLUS, OPT_freorder_blocks, NULL, 1 },
-     { OPT_LEVELS_2_PLUS, OPT_freorder_functions, NULL, 1 },
-     { OPT_LEVELS_2_PLUS, OPT_ftree_vrp, NULL, 1 },
-@@ -488,6 +486,8 @@
-     { OPT_LEVELS_2_PLUS, OPT_fhoist_adjacent_loads, NULL, 1 },
+diff -Nur gcc-4.9.1.orig/gcc/opts.c gcc-4.9.1/gcc/opts.c
+--- gcc-4.9.1.orig/gcc/opts.c	2014-05-18 00:20:43.000000000 +0200
++++ gcc-4.9.1/gcc/opts.c	2014-08-05 15:54:02.000000000 +0200
+@@ -499,6 +499,8 @@
+     { OPT_LEVELS_2_PLUS, OPT_fisolate_erroneous_paths_dereference, NULL, 1 },
  
      /* -O3 optimizations.  */
 +    { OPT_LEVELS_3_PLUS, OPT_fstrict_aliasing, NULL, 1 },
@@ -211,7 +202,7 @@ diff -Nur gcc-4.8.2.orig/gcc/opts.c gcc-4.8.2/gcc/opts.c
      { OPT_LEVELS_3_PLUS, OPT_ftree_loop_distribute_patterns, NULL, 1 },
      { OPT_LEVELS_3_PLUS, OPT_fpredictive_commoning, NULL, 1 },
      /* Inlining of functions reducing size is a good idea with -Os
-@@ -1423,6 +1423,17 @@
+@@ -1536,6 +1538,17 @@
  			       opts, opts_set, loc, dc);
        break;