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configure: allow compiler-specific flags for --disable-optimizations

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ICC needs at least -O1 to link so add this when optimisations are
otherwise disabled.

Originally committed as revision 23013 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Måns Rullgård 2010-05-03 15:14:55 +00:00
parent fa36165adf
commit b05394a081
1 changed files with 3 additions and 0 deletions
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3
configure vendored
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@ -1731,6 +1731,7 @@ elif $cc --version 2>/dev/null | grep -q Intel; then
AS_DEPFLAGS='-MMD' AS_DEPFLAGS='-MMD'
speed_cflags='-O3' speed_cflags='-O3'
size_cflags='-Os' size_cflags='-Os'
noopt_cflags='-O1'
elif $cc -v 2>&1 | grep -q xlc; then elif $cc -v 2>&1 | grep -q xlc; then
cc_type=xlc cc_type=xlc
cc_version="AV_STRINGIFY(__IBMC__)" cc_version="AV_STRINGIFY(__IBMC__)"
@ -2738,6 +2739,8 @@ if enabled small; then
optimizations="small" optimizations="small"
elif enabled optimizations; then elif enabled optimizations; then
add_cflags $speed_cflags add_cflags $speed_cflags
else
add_cflags $noopt_cflags
fi fi
check_cflags -fno-math-errno check_cflags -fno-math-errno
check_cflags -fno-signed-zeros check_cflags -fno-signed-zeros