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authorDaniel Stenberg <daniel@haxx.se>2021-06-28 17:01:29 +0200
committerDaniel Stenberg <daniel@haxx.se>2021-06-29 11:58:25 +0200
commitb5a434f7f0ee4d64857f8592eced5b9007d83620 (patch)
tree6b2ce09a7a09a21fdf4ca5b3380341899c62c42a /m4
parent278b46751ec0950a1732f1e8de3438f0bf570abf (diff)
downloadcurl-b5a434f7f0ee4d64857f8592eced5b9007d83620.tar.gz
configure: inhibit the implicit-fallthrough warning on gcc-12
... since it no longer acknowledges the comment markup we use for that purpose. Reported-by: Younes El-karama Fixes #7295 Closes #7307
Diffstat (limited to 'm4')
-rw-r--r--m4/curl-compilers.m45
1 files changed, 4 insertions, 1 deletions
diff --git a/m4/curl-compilers.m4 b/m4/curl-compilers.m4
index 485e6017e..6d17a9fbd 100644
--- a/m4/curl-compilers.m4
+++ b/m4/curl-compilers.m4
@@ -1033,7 +1033,10 @@ AC_DEFUN([CURL_SET_COMPILER_WARNING_OPTS], [
CURL_ADD_COMPILER_WARNINGS([tmp_CFLAGS], [alloc-zero])
tmp_CFLAGS="$tmp_CFLAGS -Wformat-overflow=2"
tmp_CFLAGS="$tmp_CFLAGS -Wformat-truncation=2"
- tmp_CFLAGS="$tmp_CFLAGS -Wimplicit-fallthrough=4"
+ if test "$compiler_num" -lt "1200"; then
+ dnl gcc 12 doesn't acknowledge our comment markups
+ tmp_CFLAGS="$tmp_CFLAGS -Wimplicit-fallthrough=4"
+ fi
fi
#
fi