From 54d8fe7ae40902d6d38e670f4024092f53c14e1f Mon Sep 17 00:00:00 2001 From: Samuel Martin Date: Sat, 8 Mar 2014 13:19:14 +0100 Subject: [PATCH] Only blacklist ARM gcc 4.8.0 and 4.8.1 Since many ARM toolchain providers include the bug fix for PR58854 in their latest releases based on gcc-4.8.2, then only blacklist gcc 4.8.0 and 4.8.1. Signed-off-by: Samuel Martin --- urcu/compiler.h | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/urcu/compiler.h b/urcu/compiler.h index 1e30903..56115f1 100644 --- a/urcu/compiler.h +++ b/urcu/compiler.h @@ -118,10 +118,17 @@ + __GNUC_PATCHLEVEL__) /* + * Official gcc releases from 4.8.0 to 4.8.2 have the following bug, + * however, many arm toolchain providers have the included the fix for + * their latest 4.8.2 releases. + * So, we only blacklist gcc 4.8.0 and 4.8.1. + * Unfortunately, this bug is not easy to test, so we rely on the + * knowledge of the user on its compiler. + * * http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58854 */ # ifdef __ARMEL__ -# if URCU_GCC_VERSION >= 40800 && URCU_GCC_VERSION <= 40802 +# if URCU_GCC_VERSION >= 40800 && URCU_GCC_VERSION <= 40801 # error Your gcc version produces clobbered frame accesses # endif # endif -- 1.9.0