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authorAndreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>2015-06-04 23:07:44 +0200
committerAndreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>2015-06-05 17:14:10 +0200
commit5bf84a584e9ce681b439a5747671e2809a019c83 (patch)
tree994a2dd0a3a704676e6b670386289e3cf05fbb47 /libavutil/arm
parentd3585c53debe4563533def485c9eef876e538073 (diff)
downloadffmpeg-5bf84a584e9ce681b439a5747671e2809a019c83.tar.gz
arm: only enable setend on ARMv6
Without this check it causes SIGILL crashes on ARMv5. Reviewed-by: Michael Niedermayer <michaelni@gmx.at> Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Diffstat (limited to 'libavutil/arm')
-rw-r--r--libavutil/arm/cpu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavutil/arm/cpu.c b/libavutil/arm/cpu.c
index f1683e8d76..02def0b470 100644
--- a/libavutil/arm/cpu.c
+++ b/libavutil/arm/cpu.c
@@ -128,7 +128,7 @@ int ff_get_cpu_flags_arm(void)
trickle down. */
if (flags & (AV_CPU_FLAG_VFPV3 | AV_CPU_FLAG_NEON))
flags |= AV_CPU_FLAG_ARMV6T2;
- else
+ else if (flags & (AV_CPU_FLAG_ARMV6T2 | AV_CPU_FLAG_ARMV6))
/* Some functions use the 'setend' instruction which is deprecated on ARMv8
* and serializing on some ARMv7 cores. This ensures such functions
* are only enabled on ARMv6. */