diff options
-rw-r--r-- | m4/curl-compilers.m4 | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/m4/curl-compilers.m4 b/m4/curl-compilers.m4 index 3219baf6b..19462582f 100644 --- a/m4/curl-compilers.m4 +++ b/m4/curl-compilers.m4 @@ -577,8 +577,11 @@ AC_DEFUN([CURL_SET_COMPILER_BASIC_OPTS], [ # GNU_C) # - dnl Placeholder - tmp_CFLAGS="$tmp_CFLAGS" + dnl turn implicit-function-declaration warning into error, + dnl at least gcc 2.95 and later support this + if test "$compiler_num" -ge "295"; then + tmp_CFLAGS="$tmp_CFLAGS -Werror-implicit-function-declaration" + fi ;; # HP_UX_C) |