From: Eric Christopher Date: Fri, 11 Nov 2011 22:51:42 +0000 (+0000) Subject: Add an option '--enable-libcpp' that will have the compiler pass on X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=bee515f66baf4f7858d30c2fe6657d35f177dfcd;p=oota-llvm.git Add an option '--enable-libcpp' that will have the compiler pass on options to use libc++ as the default c++ library. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144413 91177308-0d34-0410-b5e6-96231b3b80d8 --- diff --git a/Makefile b/Makefile index 016768e72e4..cc47f0d9cf9 100644 --- a/Makefile +++ b/Makefile @@ -131,6 +131,7 @@ cross-compile-build-tools: ENABLE_COVERAGE=$(ENABLE_COVERAGE) \ DISABLE_ASSERTIONS=$(DISABLE_ASSERTIONS) \ ENABLE_EXPENSIVE_CHECKS=$(ENABLE_EXPENSIVE_CHECKS) \ + ENABLE_LIBCPP=$(ENABLE_LIBCPP) \ CFLAGS= \ CXXFLAGS= \ ) || exit 1; diff --git a/Makefile.config.in b/Makefile.config.in index 3961cc96c79..47044a3a8d3 100644 --- a/Makefile.config.in +++ b/Makefile.config.in @@ -208,6 +208,10 @@ RDYNAMIC := @RDYNAMIC@ # These are options that can either be enabled here, or can be enabled on the # make command line (ie, make ENABLE_PROFILING=1): +# When ENABLE_LIBCPP is enabled, LLVM uses libc++ by default to build. +#ENABLE_LIBCPP = 0 +ENABLE_LIBCPP = @ENABLE_LIBCPP@ + # When ENABLE_OPTIMIZED is enabled, LLVM code is optimized and output is put # into the "Release" directories. Otherwise, LLVM code is not optimized and # output is put in the "Debug" directories. diff --git a/Makefile.rules b/Makefile.rules index 6b68cf2c6b8..49f5edd9d84 100644 --- a/Makefile.rules +++ b/Makefile.rules @@ -301,8 +301,10 @@ else endif endif -#CXX.Flags += -stdlib=libc++ -#LD.Flags += -stdlib=libc++ +ifeq ($(ENABLE_LIBCPP),1) + CXX.Flags += -stdlib=libc++ + LD.Flags += -stdlib=libc++ +endif ifeq ($(ENABLE_PROFILING),1) BuildMode := $(BuildMode)+Profile diff --git a/autoconf/configure.ac b/autoconf/configure.ac index 6e9d8485866..090f5dc12d6 100644 --- a/autoconf/configure.ac +++ b/autoconf/configure.ac @@ -415,6 +415,18 @@ dnl=== SECTION 3: Command line arguments for the configure script. dnl=== dnl===-----------------------------------------------------------------------=== +dnl --enable-libcpp : check whether or not to use libc++ on the command line +AC_ARG_ENABLE(libcpp, + AS_HELP_STRING([--enable-libcpp], + [Use libc++ if available (default is NO)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(ENABLE_LIBCPP,[1]) ;; + no) AC_SUBST(ENABLE_LIBCPP,[0]) ;; + default) AC_SUBST(ENABLE_LIBCPP,[0]);; + *) AC_MSG_ERROR([Invalid setting for --enable-libcpp. Use "yes" or "no"]) ;; +esac + dnl --enable-optimized : check whether they want to do an optimized build: AC_ARG_ENABLE(optimized, AS_HELP_STRING( --enable-optimized,[Compile with optimizations enabled (default is NO)]),,enableval=$optimize) diff --git a/configure b/configure index ae6be9d535e..09173d257f3 100755 --- a/configure +++ b/configure @@ -682,6 +682,7 @@ BUILD_CC BUILD_EXEEXT BUILD_CXX CVSBUILD +ENABLE_LIBCPP ENABLE_OPTIMIZED ENABLE_PROFILING DISABLE_ASSERTIONS @@ -1389,6 +1390,7 @@ Optional Features: --disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no) --enable-FEATURE[=ARG] include FEATURE [ARG=yes] --enable-polly Use polly if available (default is YES) + --enable-libcpp Use libc++ if available (default is NO) --enable-optimized Compile with optimizations enabled (default is NO) --enable-profiling Compile with profiling enabled (default is NO) --enable-assertions Compile with assertion checks enabled (default is @@ -1415,8 +1417,8 @@ Optional Features: (default is YES) --enable-targets Build specific host targets: all or target1,target2,... Valid targets are: host, x86, - x86_64, sparc, powerpc, arm, mips, spu, - xcore, msp430, ptx, cbe, and cpp (default=all) + x86_64, sparc, powerpc, arm, mips, spu, xcore, + msp430, ptx, cbe, and cpp (default=all) --enable-cbe-printf-a Enable C Backend output with hex floating point via %a (default is YES) --enable-bindings Build specific language bindings: @@ -4956,6 +4958,25 @@ else fi +# Check whether --enable-libcpp was given. +if test "${enable_libcpp+set}" = set; then + enableval=$enable_libcpp; +else + enableval=default +fi + +case "$enableval" in + yes) ENABLE_LIBCPP=1 + ;; + no) ENABLE_LIBCPP=0 + ;; + default) ENABLE_LIBCPP=0 +;; + *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-libcpp. Use \"yes\" or \"no\"" >&5 +echo "$as_me: error: Invalid setting for --enable-libcpp. Use \"yes\" or \"no\"" >&2;} + { (exit 1); exit 1; }; } ;; +esac + # Check whether --enable-optimized was given. if test "${enable_optimized+set}" = set; then enableval=$enable_optimized; @@ -10455,7 +10476,7 @@ else lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <conf$$subs.sed <<_ACEOF +ENABLE_TIMESTAMPS!$ENABLE_TIMESTAMPS$ac_delim TARGETS_TO_BUILD!$TARGETS_TO_BUILD$ac_delim LLVM_ENUM_TARGETS!$LLVM_ENUM_TARGETS$ac_delim LLVM_ENUM_ASM_PRINTERS!$LLVM_ENUM_ASM_PRINTERS$ac_delim @@ -21994,7 +22016,7 @@ LIBOBJS!$LIBOBJS$ac_delim LTLIBOBJS!$LTLIBOBJS$ac_delim _ACEOF - if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 89; then + if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 90; then break elif $ac_last_try; then { { echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5