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- From d5c628a6179b99705fa05ab87437321b132c81bc Mon Sep 17 00:00:00 2001
- From: Brendan Heading <brendanheading@gmail.com>
- Date: Wed, 21 Jun 2017 16:36:15 -0400
- Subject: [PATCH] Fix compile time atomic detection
- Improved compile-time detection of atomic support in the compiler.
- Upstream-Status: 'Needs information'
- See : https://gitlab.gnome.org/GNOME/glib/issues/1063
- Signed-off-by: Brendan Heading <brendanheading@gmail.com>
- Signed-off-by: Adam Duskett <aduskett@gmail.com>
- ---
- glib/gthread-posix.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
- diff --git a/glib/gthread-posix.c b/glib/gthread-posix.c
- index 71a6b7b..d09d029 100644
- --- a/glib/gthread-posix.c
- +++ b/glib/gthread-posix.c
- @@ -73,7 +73,7 @@
- #endif
-
- /* clang defines __ATOMIC_SEQ_CST but doesn't support the GCC extension */
- -#if defined(HAVE_FUTEX) && defined(__ATOMIC_SEQ_CST) && !defined(__clang__)
- +#if defined(HAVE_FUTEX) && defined(__ATOMIC_SEQ_CST) && defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4) && !defined(__clang__)
- #define USE_NATIVE_MUTEX
- #endif
-
- --
- 2.9.4
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