diff options
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/curl-compilers.m4 | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/m4/curl-compilers.m4 b/m4/curl-compilers.m4 index 7d53953c9..9efe2ae23 100644 --- a/m4/curl-compilers.m4 +++ b/m4/curl-compilers.m4 @@ -892,6 +892,11 @@ AC_DEFUN([CURL_SET_COMPILER_WARNING_OPTS], [ tmp_CFLAGS="$tmp_CFLAGS -Wshift-sign-overflow" fi # + dnl Only clang 3.2 or later + if test "$compiler_num" -ge "302"; then + tmp_CFLAGS="$tmp_CFLAGS -Wmissing-variable-declarations" + fi + # dnl Only clang 3.6 or later if test "$compiler_num" -ge "306"; then tmp_CFLAGS="$tmp_CFLAGS -Wdouble-promotion" |