math: Fix isnanf128 static build (BZ 31774)

Some static implementation of float128 routines might call __isnanf128,
which is not provided by the static object.

Checked on x86_64-linux-gnu.
Reviewed-by: H.J. Lu <hjl.tools@gmail.com>

diff --git a/sysdeps/ieee754/float128/s_isnanf128.c b/sysdeps/ieee754/float128/s_isnanf128.c
index 59f71533cedc752ec0d9a80d221e2dc63e4ab999..b73a4e80d707eeb8a213b4ffb0b6316cf5630717 100644 (file)
--- a/sysdeps/ieee754/float128/s_isnanf128.c
+++ b/sysdeps/ieee754/float128/s_isnanf128.c
@@ -11,7 +11,11 @@
 #include "../ldbl-128/s_isnanl.c"
 #if !IS_IN (libm)
 #include <float128-abi.h>
+#ifdef SHARED
 hidden_ver (__isnanf128_impl, __isnanf128)
+#else
+strong_alias (__isnanf128_impl, __isnanf128)
+#endif
 _weak_alias (__isnanf128_impl, isnanl)
 versioned_symbol (libc, __isnanf128_impl, __isnanf128, GLIBC_2_34);
 #if (SHLIB_COMPAT (libc, FLOAT128_VERSION_M, GLIBC_2_34))