From: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date: Thu, 24 Mar 2022 18:54:10 +0000 (-0300)
Subject: tst-printf-bz18872.sh: stdio: Use __attribute__ ((optnone)) for Clang
X-Git-Tag: glibc-2.41~247
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d085db5b57c71c3ee2fbfc38a4f7e2158abeb1d4;p=thirdparty%2Fglibc.git

tst-printf-bz18872.sh: stdio: Use __attribute__ ((optnone)) for Clang

Use

__attribute__ ((optnone))

instead of

__attribute__ ((optimize ("-O0")))

to disable optimization for Clang.

Co-Authored-By: H.J. Lu <hjl.tools@gmail.com>
Reviewed-by: Sam James <sam@gentoo.org>
---

diff --git a/stdio-common/tst-printf-bz18872.sh b/stdio-common/tst-printf-bz18872.sh
index 3b283f49a6..ade4b61f85 100644
--- a/stdio-common/tst-printf-bz18872.sh
+++ b/stdio-common/tst-printf-bz18872.sh
@@ -31,7 +31,11 @@ cat <<'EOF'
   Compile do_test without optimization: GCC 4.9/5.0/6.0 takes a long time
   to build this source. https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67396  */
 
+#ifdef __clang__
+__attribute__ ((optnone))
+#else
 __attribute__ ((optimize ("-O0")))
+#endif
 int do_test (void)
 {
     mtrace ();