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Remove -fno-builtin-memcmp and -ltcmalloc
--- build_tools/build_detect_platform.orig 2020-05-27 23:38:10 UTC
+++ build_tools/build_detect_platform
@@ -126,7 +126,7 @@ PLATFORM_SHARED_VERSIONED=true
# generic port files (working on all platform by #ifdef) go directly in /port
GENERIC_PORT_FILES=`cd "$ROCKSDB_ROOT"; find port -name '*.cc' | tr "\n" " "`
-# On GCC, we pick libc's memcmp over GCC's memcmp via -fno-builtin-memcmp
+# On GCC, we pick libc's memcmp over GCC's memcmp via
case "$TARGET_OS" in
Darwin)
PLATFORM=OS_MACOSX
@@ -147,7 +147,7 @@ case "$TARGET_OS" in
PLATFORM=OS_LINUX
COMMON_FLAGS="$COMMON_FLAGS -DOS_LINUX"
if [ -z "$USE_CLANG" ]; then
- COMMON_FLAGS="$COMMON_FLAGS -fno-builtin-memcmp"
+ COMMON_FLAGS="$COMMON_FLAGS"
else
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -latomic"
fi
@@ -174,34 +174,34 @@ EOF
;;
SunOS)
PLATFORM=OS_SOLARIS
- COMMON_FLAGS="$COMMON_FLAGS -fno-builtin-memcmp -D_REENTRANT -DOS_SOLARIS -m64"
+ COMMON_FLAGS="$COMMON_FLAGS -D_REENTRANT -DOS_SOLARIS -m64"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lpthread -lrt -static-libstdc++ -static-libgcc -m64"
# PORT_FILES=port/sunos/sunos_specific.cc
;;
AIX)
PLATFORM=OS_AIX
CC=gcc
- COMMON_FLAGS="$COMMON_FLAGS -maix64 -pthread -fno-builtin-memcmp -D_REENTRANT -DOS_AIX -D__STDC_FORMAT_MACROS"
+ COMMON_FLAGS="$COMMON_FLAGS -maix64 -pthread -D_REENTRANT -DOS_AIX -D__STDC_FORMAT_MACROS"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -pthread -lpthread -lrt -maix64 -static-libstdc++ -static-libgcc"
# PORT_FILES=port/aix/aix_specific.cc
;;
FreeBSD)
PLATFORM=OS_FREEBSD
CXX=clang++
- COMMON_FLAGS="$COMMON_FLAGS -fno-builtin-memcmp -D_REENTRANT -DOS_FREEBSD"
+ COMMON_FLAGS="$COMMON_FLAGS -D_REENTRANT -DOS_FREEBSD"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lpthread"
# PORT_FILES=port/freebsd/freebsd_specific.cc
;;
NetBSD)
PLATFORM=OS_NETBSD
- COMMON_FLAGS="$COMMON_FLAGS -fno-builtin-memcmp -D_REENTRANT -DOS_NETBSD"
+ COMMON_FLAGS="$COMMON_FLAGS -D_REENTRANT -DOS_NETBSD"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lpthread -lgcc_s"
# PORT_FILES=port/netbsd/netbsd_specific.cc
;;
OpenBSD)
PLATFORM=OS_OPENBSD
CXX=clang++
- COMMON_FLAGS="$COMMON_FLAGS -fno-builtin-memcmp -D_REENTRANT -DOS_OPENBSD"
+ COMMON_FLAGS="$COMMON_FLAGS -D_REENTRANT -DOS_OPENBSD"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -pthread"
# PORT_FILES=port/openbsd/openbsd_specific.cc
FIND=gfind
@@ -209,7 +209,7 @@ EOF
;;
DragonFly)
PLATFORM=OS_DRAGONFLYBSD
- COMMON_FLAGS="$COMMON_FLAGS -fno-builtin-memcmp -D_REENTRANT -DOS_DRAGONFLYBSD"
+ COMMON_FLAGS="$COMMON_FLAGS -D_REENTRANT -DOS_DRAGONFLYBSD"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lpthread"
# PORT_FILES=port/dragonfly/dragonfly_specific.cc
;;
@@ -219,7 +219,7 @@ EOF
PLATFORM_CXXFLAGS="-std=gnu++11"
COMMON_FLAGS="$COMMON_FLAGS -DCYGWIN"
if [ -z "$USE_CLANG" ]; then
- COMMON_FLAGS="$COMMON_FLAGS -fno-builtin-memcmp"
+ COMMON_FLAGS="$COMMON_FLAGS"
else
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -latomic"
fi
@@ -228,7 +228,7 @@ EOF
;;
OS_ANDROID_CROSSCOMPILE)
PLATFORM=OS_ANDROID
- COMMON_FLAGS="$COMMON_FLAGS -fno-builtin-memcmp -D_REENTRANT -DOS_ANDROID -DROCKSDB_PLATFORM_POSIX"
+ COMMON_FLAGS="$COMMON_FLAGS -D_REENTRANT -DOS_ANDROID -DROCKSDB_PLATFORM_POSIX"
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS " # All pthread features are in the Android C library
# PORT_FILES=port/android/android.cc
CROSS_COMPILE=true
@@ -410,9 +410,9 @@ EOF
if ! test $JEMALLOC && ! test $ROCKSDB_DISABLE_TCMALLOC; then
# jemalloc is not available. Let's try tcmalloc
if echo 'int main() {}' | $CXX $CFLAGS -x c++ - -o /dev/null \
- -ltcmalloc 2>/dev/null; then
- PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -ltcmalloc"
- JAVA_LDFLAGS="$JAVA_LDFLAGS -ltcmalloc"
+ 2>/dev/null; then
+ PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS"
+ JAVA_LDFLAGS="$JAVA_LDFLAGS"
fi
fi
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