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From: Adhemerval Zanella <azanella@sourceware.org>
To: glibc-cvs@sourceware.org
Subject: [glibc/azanella/clang] libio: Handle pragma GCC optimize for clang
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https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=bf00caf9488cc6125e71709be8f7ec57e798ee16

commit bf00caf9488cc6125e71709be8f7ec57e798ee16
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date:   Thu Mar 24 16:17:59 2022 -0300

    libio: Handle pragma GCC optimize for clang

Diff:
---
 libio/tst-bz24051.c | 6 +++++-
 libio/tst-bz24153.c | 6 +++++-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/libio/tst-bz24051.c b/libio/tst-bz24051.c
index f315525071..3649dbbdbd 100644
--- a/libio/tst-bz24051.c
+++ b/libio/tst-bz24051.c
@@ -19,7 +19,11 @@
 
 /* Prevent putchar -> _IO_putc inline expansion.  */
 #define __NO_INLINE__
-#pragma GCC optimize("O0")
+#ifdef __clang__
+# pragma clang optimize off
+#else
+# pragma GCC optimize("O0")
+#endif
 
 #include <stdio.h>
 #include <string.h>
diff --git a/libio/tst-bz24153.c b/libio/tst-bz24153.c
index a069bf0695..9cfaa3b83c 100644
--- a/libio/tst-bz24153.c
+++ b/libio/tst-bz24153.c
@@ -18,7 +18,11 @@
 
 /* Prevent getchar -> getc inline expansion.  */
 #define __NO_INLINE__
-#pragma GCC optimize ("O0")
+#ifdef __clang__
+# pragma clang optimize off
+#else
+# pragma GCC optimize("O0")
+#endif
 
 #include <stdarg.h>
 #include <stdio.h>