Use -mcx16 on x86 platforms only

Gbp-Pq: Name 0001-Use-mcx16-on-x86-platforms-only.patch

diff --git a/configure.ac b/configure.ac
index 0cd0f72698cd03938f36d4504fdc4854ecc4a8f2..9fa38ec3e73b397d827358e833f7b5cf93cc4bf5 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1487,12 +1487,15 @@ CFLAGS="${__saved_CFLAGS}"
 AC_LANG_POP
 AC_SUBST(has_128bit_cas)
 
+case "$host_cpu" in
+    amd64|x86_64|i*86)
 AS_IF([test "x$has_128bit_cas" = "x1"], [
   AS_IF([test "x$ax_cv_c_compiler_vendor" != "xintel"], [
     TS_ADDTO(AM_CFLAGS, [-mcx16])
     TS_ADDTO(AM_CXXFLAGS, [-mcx16])
   ])
 ])
+esac
 
 # Check for POSIX capabilities library.
 # If we don't find it, disable checking for header.