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avcodec/x86/vc1dsp_init: Fix build failure with --disable-optimizations and clang

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compilers doing DCE at -O0 do not necessarily understand "complex" boolean expressions
Build succeeds with this change, this was the only failure

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit fa8fd0808f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2017-04-27 02:08:54 +02:00
parent 3ffde707df
commit 87dcc7502d
1 changed files with 4 additions and 2 deletions
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6
libavcodec/x86/vc1dsp_init.c
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@ -106,10 +106,12 @@ av_cold void ff_vc1dsp_init_x86(VC1DSPContext *dsp)
{
int cpu_flags = av_get_cpu_flags();
if (HAVE_6REGS && INLINE_MMX(cpu_flags) && EXTERNAL_MMX(cpu_flags))
if (HAVE_6REGS && INLINE_MMX(cpu_flags))
if (EXTERNAL_MMX(cpu_flags))
ff_vc1dsp_init_mmx(dsp);
if (HAVE_6REGS && INLINE_MMXEXT(cpu_flags) && EXTERNAL_MMXEXT(cpu_flags))
if (HAVE_6REGS && INLINE_MMXEXT(cpu_flags))
if (EXTERNAL_MMXEXT(cpu_flags))
ff_vc1dsp_init_mmxext(dsp);
#define ASSIGN_LF(EXT) \