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# Copyright (C) Nginx, Inc.
# clang
NGX_CLANG_VER=`$CC -v 2>&1 | grep 'clang version' 2>&1 \
| sed -e 's/^.*clang version \(.*\)/\1/'`
echo " + clang version: $NGX_CLANG_VER"
have=NGX_COMPILER value="\"clang $NGX_CLANG_VER\"" . auto/define
CC_TEST_FLAGS="-pipe"
# optimizations
#NGX_CLANG_OPT="-O2"
#NGX_CLANG_OPT="-Oz"
NGX_CLANG_OPT="-O"
case $CPU in
pentium)
# optimize for Pentium
CPU_OPT="-march=pentium"
NGX_CPU_CACHE_LINE=32
;;
pentiumpro | pentium3)
# optimize for Pentium Pro, Pentium II and Pentium III
CPU_OPT="-march=pentiumpro"
NGX_CPU_CACHE_LINE=32
;;
pentium4)
# optimize for Pentium 4
CPU_OPT="-march=pentium4"
NGX_CPU_CACHE_LINE=128
;;
athlon)
# optimize for Athlon
CPU_OPT="-march=athlon"
NGX_CPU_CACHE_LINE=64
;;
opteron)
# optimize for Opteron
CPU_OPT="-march=opteron"
NGX_CPU_CACHE_LINE=64
;;
esac
CC_AUX_FLAGS="$CC_AUX_FLAGS $CPU_OPT"
CFLAGS="$CFLAGS -pipe $CPU_OPT"
if [ ".$PCRE_OPT" = "." ]; then
PCRE_OPT="-O2 -pipe $CPU_OPT"
else
PCRE_OPT="$PCRE_OPT -pipe"
fi
if [ ".$MD5_OPT" = "." ]; then
MD5_OPT="-O2 -pipe $CPU_OPT"
else
MD5_OPT="$MD5_OPT -pipe"
fi
if [ ".$ZLIB_OPT" = "." ]; then
ZLIB_OPT="-O2 -pipe $CPU_OPT"
else
ZLIB_OPT="$ZLIB_OPT -pipe"
fi
# warnings
CFLAGS="$CFLAGS $NGX_CLANG_OPT -Wall -Wextra -Wpointer-arith"
#CFLAGS="$CFLAGS -Wmissing-prototypes"
# we have a lot of unused function arguments
CFLAGS="$CFLAGS -Wno-unused-parameter"
# stop on warning
#CFLAGS="$CFLAGS -Werror"
# debug
CFLAGS="$CFLAGS -g"
if [ ".$CPP" = "." ]; then
CPP="$CC -E"
fi
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