riscv: enable fenv support in uClibc-ng config

target/riscv32/uclibc-ng.config

@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# uClibc-ng 1.0.45 C Library Configuration
+# uClibc-ng 1.0.52 C Library Configuration
 #
 # TARGET_aarch64 is not set
 # TARGET_alpha is not set
@@ -58,6 +58,7 @@ UCLIBC_HAS_FLOATS=y
 UCLIBC_HAS_FPU=y
 DO_C99_MATH=y
 DO_XSI_MATH=y
+UCLIBC_HAS_FENV=y
 UCLIBC_HAS_LONG_DOUBLE_MATH=y
 KERNEL_HEADERS=""
 HAVE_DOT_CONFIG=y
@@ -66,6 +67,7 @@ HAVE_DOT_CONFIG=y
 # General Library Settings
 #
 DOPIC=y
+# STATIC_PIE is not set
 HAVE_LDSO=y
 HAVE_SHARED=y
 # FORCE_SHAREABLE_TEXT_SEGMENTS is not set
@@ -85,6 +87,7 @@ LDSO_LD_LIBRARY_PATH=y
 UCLIBC_CTOR_DTOR=y
 # LDSO_GNU_HASH_SUPPORT is not set
 # HAS_NO_THREADS is not set
+# UCLIBC_HAS_LINUXTHREADS is not set
 UCLIBC_HAS_THREADS_NATIVE=y
 UCLIBC_HAS_THREADS=y
 UCLIBC_HAS_TLS=y

target/riscv64/uclibc-ng.config

@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# uClibc-ng 1.0.46 C Library Configuration
+# uClibc-ng 1.0.52 C Library Configuration
 #
 # TARGET_aarch64 is not set
 # TARGET_alpha is not set
@@ -35,7 +35,7 @@ TARGET_riscv64=y
 # TARGET_x86_64 is not set
 # TARGET_xtensa is not set
 TARGET_LDSO_NAME="ld-uClibc"
-TARGET_ARCH_BITS=32
+TARGET_ARCH_BITS=64
 
 #
 # Target Architecture Features and Options
@@ -58,6 +58,7 @@ UCLIBC_HAS_FLOATS=y
 UCLIBC_HAS_FPU=y
 DO_C99_MATH=y
 DO_XSI_MATH=y
+UCLIBC_HAS_FENV=y
 UCLIBC_HAS_LONG_DOUBLE_MATH=y
 KERNEL_HEADERS=""
 HAVE_DOT_CONFIG=y
@@ -86,6 +87,7 @@ LDSO_LD_LIBRARY_PATH=y
 UCLIBC_CTOR_DTOR=y
 # LDSO_GNU_HASH_SUPPORT is not set
 # HAS_NO_THREADS is not set
+# UCLIBC_HAS_LINUXTHREADS is not set
 UCLIBC_HAS_THREADS_NATIVE=y
 UCLIBC_HAS_THREADS=y
 UCLIBC_HAS_TLS=y