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-rw-r--r--acinclude.m45
1 files changed, 3 insertions, 2 deletions
diff --git a/acinclude.m4 b/acinclude.m4
index 767414e6..e37a316d 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -230,8 +230,9 @@ AC_DEFUN([OVS_CHECK_CC_OPTION],
dnl OVS_ENABLE_OPTION([OPTION])
dnl Check whether the given C compiler OPTION is accepted.
-dnl If so, add it to CFLAGS.
+dnl If so, add it to WARNING_FLAGS.
dnl Example: OVS_ENABLE_OPTION([-Wdeclaration-after-statement])
AC_DEFUN([OVS_ENABLE_OPTION],
- [OVS_CHECK_CC_OPTION([$1], [CFLAGS="$CFLAGS $1"])])
+ [OVS_CHECK_CC_OPTION([$1], [WARNING_FLAGS="$WARNING_FLAGS $1"])
+ AC_SUBST([WARNING_FLAGS])])
dnl ----------------------------------------------------------------------