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-rw-r--r--m4/fp_musttail.m42
1 files changed, 1 insertions, 1 deletions
diff --git a/m4/fp_musttail.m4 b/m4/fp_musttail.m4
index e309f44c7b..0c61c2ad4c 100644
--- a/m4/fp_musttail.m4
+++ b/m4/fp_musttail.m4
@@ -5,7 +5,7 @@ AC_DEFUN([FP_MUSTTAIL],
[
AC_MSG_CHECKING([whether __attribute__((musttail)) is supported])
echo 'extern int foo(void); int bar(void) { __attribute__((musttail)) return foo(); }' > conftest.c
- if $CC -c conftest.c -o conftest.o
+ if $CC -c conftest.c -o conftest.o > /dev/null 2>&1
then
AC_MSG_RESULT([yes])
AC_DEFINE(HAS_MUSTTAIL, 1, [Has musttail])