libiberty: Fix build with GCC < 7

[thirdparty/gcc.git] / libiberty / configure.ac

diff --git a/libiberty/configure.ac b/libiberty/configure.ac
index 3520ec264708a98b9b4ead0556dea819b1be6687..0888e6388965997693950e0c32de0edd3997304e 100644 (file)
--- a/libiberty/configure.ac
+++ b/libiberty/configure.ac
@@ -265,6 +265,8 @@ AC_SUBST(NOASANFLAG)
 GCC_CET_HOST_FLAGS(CET_HOST_FLAGS)
 AC_SUBST(CET_HOST_FLAGS)
 
+GCC_CHECK_ASSEMBLER_HWCAP
+
 echo "# Warning: this fragment is automatically generated" > temp-frag
 
 if [[ -n "${frag}" ]] && [[ -f "${frag}" ]]; then
@@ -769,6 +771,8 @@ void foo (__m128i *buf, unsigned int e, __m128i msg0, __m128i msg1)
 int bar (void)
 {
   unsigned int eax, ebx, ecx, edx;
+  (void) __get_cpuid;
+  (void) __get_cpuid_count;
   if (__get_cpuid_count (7, 0, &eax, &ebx, &ecx, &edx)
       && (ebx & bit_SHA) != 0
       && __get_cpuid (1, &eax, &ebx, &ecx, &edx)