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 260e0e5d846d13fc0910a35ed7bb7c4d5f9b6f54..6486b2ab372dbfc379d4f51a89a0000369ccba0b 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1348,10 +1348,13 @@ 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"], [
   TS_ADDTO(CFLAGS, [-mcx16])
   TS_ADDTO(CXXFLAGS, [-mcx16])
 ])
+esac
 
 # Check for POSIX capabilities library.
 # If we don't find it, disable checking for header.