We need to link with libgcc.a when creating shared libs, in order to

avoid problems 'hidden symbol' problems.   Also handle -lfloat for the
soft-float arm case.

ldso/libdl/Makefile

@@ -75,7 +75,7 @@ shared:
 	$(LD) $(LDFLAGS) -soname=$(LIBDL_SHARED).$(MAJOR_VERSION) \
 		-o $(LIBDL_SHARED_FULLNAME) --whole-archive $(LIBDL_PIC) \
 		--no-whole-archive $(TOPDIR)/libc/misc/internals/interp.o \
-		-L$(TOPDIR)/lib -lc;
+		-L$(TOPDIR)/lib -lc $(LDADD_LIBFLOAT) $(LIBGCC);
 	$(INSTALL) -d $(TOPDIR)lib
 	$(RM) $(TOPDIR)lib/$(LIBDL_SHARED_FULLNAME) $(TOPDIR)lib/$(LIBDL_SHARED).$(MAJOR_VERSION)
 	$(INSTALL) -m 644 $(LIBDL_SHARED_FULLNAME) $(TOPDIR)lib

libcrypt/Makefile

@@ -51,7 +51,7 @@ shared: all
 	$(LD) $(LDFLAGS) -soname=$(LIBCRYPT_SHARED).$(MAJOR_VERSION) \
 		-o $(LIBCRYPT_SHARED_FULLNAME) --whole-archive $(LIBCRYPT) \
 		--no-whole-archive $(TOPDIR)libc/misc/internals/interp.o \
-		-L$(TOPDIR)lib -lc;
+		-L$(TOPDIR)lib -lc $(LDADD_LIBFLOAT) $(LIBGCC);
 	$(INSTALL) -d $(TOPDIR)lib
 	$(RM) $(TOPDIR)lib/$(LIBCRYPT_SHARED_FULLNAME) $(TOPDIR)lib/$(LIBCRYPT_SHARED).$(MAJOR_VERSION)
 	$(INSTALL) -m 644 $(LIBCRYPT_SHARED_FULLNAME) $(TOPDIR)lib;

libintl/Makefile

@@ -54,7 +54,7 @@ shared: all
 	$(LD) $(LDFLAGS) -soname=$(LIBINTL_SHARED).$(MAJOR_VERSION) \
 		-o $(LIBINTL_SHARED_FULLNAME) --whole-archive $(LIBINTL) \
 		--no-whole-archive $(TOPDIR)libc/misc/internals/interp.o \
-		-L$(TOPDIR)lib -lc;
+		-L$(TOPDIR)lib -lc $(LDADD_LIBFLOAT) $(LIBGCC);
 	$(INSTALL) -d $(TOPDIR)lib
 	$(RM) $(TOPDIR)lib/$(LIBINTL_SHARED_FULLNAME) $(TOPDIR)lib/$(LIBINTL_SHARED).$(MAJOR_VERSION)
 	$(INSTALL) -m 644 $(LIBINTL_SHARED_FULLNAME) $(TOPDIR)lib

libm/Makefile

@@ -99,7 +99,7 @@ shared: all
 	    $(LD) $(LDFLAGS) -soname=$(LIBM_SHARED).$(MAJOR_VERSION) \
 		-o $(LIBM_SHARED_FULLNAME) --whole-archive $(LIBM) \
 		--no-whole-archive $(TOPDIR)libc/misc/internals/interp.o \
-		-L$(TOPDIR)lib -lc; \
+		-L$(TOPDIR)lib -lc $(LDADD_LIBFLOAT) $(LIBGCC); \
 	    $(INSTALL) -d $(TOPDIR)lib; \
 	    $(RM) $(TOPDIR)lib/$(LIBM_SHARED_FULLNAME) $(TOPDIR)lib/$(LIBM_SHARED).$(MAJOR_VERSION); \
 	    $(INSTALL) -m 644 $(LIBM_SHARED_FULLNAME) $(TOPDIR)lib; \

libnsl/Makefile

@@ -46,7 +46,7 @@ shared: all
 	$(LD) $(LDFLAGS) -soname=$(LIBNSL_SHARED).$(MAJOR_VERSION) \
 		-o $(LIBNSL_SHARED_FULLNAME) --whole-archive $(LIBNSL) \
 		--no-whole-archive $(TOPDIR)libc/misc/internals/interp.o \
-		-L$(TOPDIR)lib -lc;
+		-L$(TOPDIR)lib -lc $(LDADD_LIBFLOAT) $(LIBGCC);
 	$(INSTALL) -d $(TOPDIR)lib
 	$(RM) $(TOPDIR)lib/$(LIBNSL_SHARED_FULLNAME) $(TOPDIR)lib/$(LIBNSL_SHARED).$(MAJOR_VERSION)
 	$(INSTALL) -m 644 $(LIBNSL_SHARED_FULLNAME) $(TOPDIR)lib

libpthread/Makefile

@@ -81,7 +81,8 @@ shared: all
 		$(LD) $(LDFLAGS_PTHREADS) -soname=$(LIBPTHREAD_SHARED).$(MAJOR_VERSION) \
 			-o $(LIBPTHREAD_SHARED_FULLNAME) $(START_FILES) --whole-archive $(LIBPTHREAD) \
 			--no-whole-archive $(TOPDIR)libc/misc/internals/interp.o \
-			-L$(TOPDIR)lib -lc $(END_FILES); \
+			-L$(TOPDIR)lib -lc $(LDADD_LIBFLOAT) $(LIBGCC) \
+			$(END_FILES); \
 		$(INSTALL) -d $(TOPDIR)lib; \
 		$(RM) $(TOPDIR)lib/$(LIBPTHREAD_SHARED_FULLNAME) \
 			$(TOPDIR)lib/$(LIBPTHREAD_SHARED).$(MAJOR_VERSION); \
@@ -96,7 +97,8 @@ shared: all
 		$(LD) $(LDFLAGS) -soname=$(LIBTHREAD_DB_SHARED).1 \
 			-o $(LIBTHREAD_DB_SHARED_FULLNAME) $(START_FILES) --whole-archive $(LIBTHREAD_DB) \
 			--no-whole-archive $(TOPDIR)libc/misc/internals/interp.o \
-			-L$(TOPDIR)lib -lc $(END_FILES); \
+			-L$(TOPDIR)lib -lc $(LDADD_LIBFLOAT) $(LIBGCC) \
+			$(END_FILES); \
 		$(INSTALL) -d $(TOPDIR)lib; \
 		$(RM) $(TOPDIR)lib/$(LIBTHREAD_DB_SHARED_FULLNAME) \
 			$(TOPDIR)lib/$(LIBTHREAD_DB_SHARED).$(MAJOR_VERSION); \

libresolv/Makefile

@@ -52,7 +52,7 @@ shared: all
 	$(LD) $(LDFLAGS) -soname=$(LIBRESOLV_SHARED).$(MAJOR_VERSION) \
 		-o $(LIBRESOLV_SHARED_FULLNAME) --whole-archive $(LIBRESOLV) \
 		--no-whole-archive $(TOPDIR)libc/misc/internals/interp.o \
-		-L$(TOPDIR)lib -lc;
+		-L$(TOPDIR)lib -lc $(LDADD_LIBFLOAT) $(LIBGCC);
 	$(INSTALL) -d $(TOPDIR)lib
 	$(RM) $(TOPDIR)lib/$(LIBRESOLV_SHARED_FULLNAME) $(TOPDIR)lib/$(LIBRESOLV_SHARED).$(MAJOR_VERSION)
 	$(INSTALL) -m 644 $(LIBRESOLV_SHARED_FULLNAME) $(TOPDIR)lib

libutil/Makefile

@@ -53,7 +53,7 @@ shared: all
 	$(LD) $(LDFLAGS) -soname=$(LIBUTIL_SHARED).$(MAJOR_VERSION) \
 		-o $(LIBUTIL_SHARED_FULLNAME) --whole-archive $(LIBUTIL) \
 		--no-whole-archive $(TOPDIR)libc/misc/internals/interp.o \
-		-L$(TOPDIR)lib -lc;
+		-L$(TOPDIR)lib -lc $(LDADD_LIBFLOAT) $(LIBGCC);
 	$(INSTALL) -d $(TOPDIR)lib
 	$(RM) $(TOPDIR)lib/$(LIBUTIL_SHARED_FULLNAME) $(TOPDIR)lib/$(LIBUTIL_SHARED).$(MAJOR_VERSION)
 	$(INSTALL) -m 644 $(LIBUTIL_SHARED_FULLNAME) $(TOPDIR)lib