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Merge commit '38434a9ff5b9a1a048f32c1c7e2a9519cf12f8ba' 

* commit '38434a9ff5b9a1a048f32c1c7e2a9519cf12f8ba':
  configure: Simplify restrict keyword handling

Merged-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2018-02-11 23:11:06 -03:00
parent 35347e7e9b 38434a9ff5
commit c1c720d527
1 changed files with 5 additions and 6 deletions
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11
configure vendored
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@ -5307,9 +5307,8 @@ extern_prefix=${sym%%ff_extern*}
! disabled inline_asm && check_inline_asm inline_asm '"" ::'
_restrict=
for restrict_keyword in restrict __restrict__ __restrict; do
check_cc <<EOF && _restrict=$restrict_keyword && break
for restrict_keyword in restrict __restrict__ __restrict ""; do
check_cc <<EOF && break
void foo(char * $restrict_keyword p);
EOF
done
@ -6495,9 +6494,9 @@ elif enabled_any msvc icl; then
# MSVC 2013 and newer can handle it fine.
# If this declspec fails, force including stdlib.h before the restrict redefinition
# happens in config.h.
if [ $_restrict != restrict ]; then
if [ $restrict_keyword != restrict ]; then
check_cc <<EOF || add_cflags -FIstdlib.h
__declspec($_restrict) void* foo(int);
__declspec($restrict_keyword) void *foo(int);
EOF
fi
# the new SSA optimzer in VS2015 U3 is mis-optimizing some parts of the code
@ -6972,7 +6971,7 @@ cat > $TMPH <<EOF
#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
#define AVCONV_DATADIR "$(eval c_escape $datadir)"
#define CC_IDENT "$(c_escape ${cc_ident:-Unknown compiler})"
#define av_restrict $_restrict
#define av_restrict $restrict_keyword
#define EXTERN_PREFIX "${extern_prefix}"
#define EXTERN_ASM ${extern_prefix}
#define BUILDSUF "$build_suffix"