configure

as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; }; then
    ac_cv_prog_BUILD_CXX="${ac_build_prefix}g++"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done
IFS=$as_save_IFS

fi
fi
BUILD_CXX=$ac_cv_prog_BUILD_CXX
if test -n "$BUILD_CXX"; then
  { echo "$as_me:$LINENO: result: $BUILD_CXX" >&5
echo "${ECHO_T}$BUILD_CXX" >&6; }
else
  { echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6; }
fi


  if test -z "$BUILD_CXX"; then
     # Extract the first word of "g++", so it can be a program name with args.
set dummy g++; ac_word=$2
{ echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
if test "${ac_cv_prog_BUILD_CXX+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  if test -n "$BUILD_CXX"; then
  ac_cv_prog_BUILD_CXX="$BUILD_CXX" # Let the user override the test.
else
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; }; then
    ac_cv_prog_BUILD_CXX="g++"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done
IFS=$as_save_IFS

fi
fi
BUILD_CXX=$ac_cv_prog_BUILD_CXX
if test -n "$BUILD_CXX"; then
  { echo "$as_me:$LINENO: result: $BUILD_CXX" >&5
echo "${ECHO_T}$BUILD_CXX" >&6; }
else
  { echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6; }
fi


     if test -z "$BUILD_CXX"; then
       # Extract the first word of "c++", so it can be a program name with args.
set dummy c++; ac_word=$2
{ echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
if test "${ac_cv_prog_BUILD_CXX+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  if test -n "$BUILD_CXX"; then
  ac_cv_prog_BUILD_CXX="$BUILD_CXX" # Let the user override the test.
else
  ac_prog_rejected=no
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; }; then
    if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/c++"; then
       ac_prog_rejected=yes
       continue
     fi
    ac_cv_prog_BUILD_CXX="c++"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done
IFS=$as_save_IFS

if test $ac_prog_rejected = yes; then
  # We found a bogon in the path, so make sure we never use it.
  set dummy $ac_cv_prog_BUILD_CXX
  shift
  if test $# != 0; then
    # We chose a different compiler from the bogus one.
    # However, it has the same basename, so the bogon will be chosen
    # first if we set BUILD_CXX to just the basename; use the full file name.
    shift
    ac_cv_prog_BUILD_CXX="$as_dir/$ac_word${1+' '}$@"
  fi
fi
fi
fi
BUILD_CXX=$ac_cv_prog_BUILD_CXX
if test -n "$BUILD_CXX"; then
  { echo "$as_me:$LINENO: result: $BUILD_CXX" >&5
echo "${ECHO_T}$BUILD_CXX" >&6; }
else
  { echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6; }
fi


     fi
  fi
else
  LLVM_CROSS_COMPILING=0

fi

if test -d ".svn" -o -d "${srcdir}/.svn" -o -d ".git" -o -d "${srcdir}/.git"; then
  cvsbuild="yes"
  optimize="no"
  CVSBUILD=CVSBUILD=1

else
  cvsbuild="no"
  optimize="yes"
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-cxx11 was given.
if test "${enable_cxx11+set}" = set; then
  enableval=$enable_cxx11;
else
  enableval=default
fi

case "$enableval" in
  yes) ENABLE_CXX11=1
 ;;
  no)  ENABLE_CXX11=0
 ;;
  default) ENABLE_CXX11=0
;;
  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-cxx11. Use \"yes\" or \"no\"" >&5
echo "$as_me: error: Invalid setting for --enable-cxx11. Use \"yes\" or \"no\"" >&2;}
   { (exit 1); exit 1; }; } ;;
esac

# Check whether --enable-split-dwarf was given.
if test "${enable_split_dwarf+set}" = set; then
  enableval=$enable_split_dwarf;
else
  enableval=default
fi

case "$enableval" in
  yes) ENABLE_SPLIT_DWARF=1
 ;;
  no)  ENABLE_SPLIT_DWARF=0
 ;;
  default) ENABLE_SPLIT_DWARF=0
;;
  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-split-dwarf. Use \"yes\" or \"no\"" >&5
echo "$as_me: error: Invalid setting for --enable-split-dwarf. Use \"yes\" or \"no\"" >&2;}
   { (exit 1); exit 1; }; } ;;
esac

clang_arcmt="yes"
# Check whether --enable-clang-arcmt was given.
if test "${enable_clang_arcmt+set}" = set; then
  enableval=$enable_clang_arcmt; clang_arcmt="$enableval"
else
  enableval="yes"
fi

case "$enableval" in
  yes) ENABLE_CLANG_ARCMT=1
 ;;
  no)  ENABLE_CLANG_ARCMT=0
 ;;
  default) ENABLE_CLANG_ARCMT=1
;;
  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-clang-arcmt. Use \"yes\" or \"no\"" >&5
echo "$as_me: error: Invalid setting for --enable-clang-arcmt. Use \"yes\" or \"no\"" >&2;}
   { (exit 1); exit 1; }; } ;;
esac

clang_static_analyzer="yes"
# Check whether --enable-clang-static-analyzer was given.
if test "${enable_clang_static_analyzer+set}" = set; then
  enableval=$enable_clang_static_analyzer; clang_static_analyzer="$enableval"
else
  enableval="yes"
fi

case "$enableval" in
  yes) ENABLE_CLANG_STATIC_ANALYZER=1
 ;;
  no)
    if test ${clang_arcmt} != "no" ; then
      { { echo "$as_me:$LINENO: error: Cannot enable clang ARC Migration Tool while disabling static analyzer." >&5
echo "$as_me: error: Cannot enable clang ARC Migration Tool while disabling static analyzer." >&2;}
   { (exit 1); exit 1; }; }
    fi
    ENABLE_CLANG_STATIC_ANALYZER=0

    ;;
  default) ENABLE_CLANG_STATIC_ANALYZER=1
;;
  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-clang-static-analyzer. Use \"yes\" or \"no\"" >&5
echo "$as_me: error: Invalid setting for --enable-clang-static-analyzer. Use \"yes\" or \"no\"" >&2;}
   { (exit 1); exit 1; }; } ;;
esac

# Check whether --enable-clang-rewriter was given.
if test "${enable_clang_rewriter+set}" = set; then
  enableval=$enable_clang_rewriter;
else
  enableval="yes"
fi

case "$enableval" in
  yes) ENABLE_CLANG_REWRITER=1
 ;;
  no)
    if test ${clang_arcmt} != "no" ; then
      { { echo "$as_me:$LINENO: error: Cannot enable clang ARC Migration Tool while disabling rewriter." >&5
echo "$as_me: error: Cannot enable clang ARC Migration Tool while disabling rewriter." >&2;}
   { (exit 1); exit 1; }; }
    fi
    if test ${clang_static_analyzer} != "no" ; then
      { { echo "$as_me:$LINENO: error: Cannot enable clang static analyzer while disabling rewriter." >&5
echo "$as_me: error: Cannot enable clang static analyzer while disabling rewriter." >&2;}
   { (exit 1); exit 1; }; }
    fi
    ENABLE_CLANG_REWRITER=0

    ;;
  default) ENABLE_CLANG_REWRITER=1
;;
  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-clang-rewriter. Use \"yes\" or \"no\"" >&5
echo "$as_me: error: Invalid setting for --enable-clang-rewriter. 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;
else
  enableval=$optimize
fi

if test ${enableval} = "no" ; then
  ENABLE_OPTIMIZED=

else
  ENABLE_OPTIMIZED=ENABLE_OPTIMIZED=1

fi

# Check whether --enable-profiling was given.
if test "${enable_profiling+set}" = set; then
  enableval=$enable_profiling;
else
  enableval="no"
fi

if test ${enableval} = "no" ; then
  ENABLE_PROFILING=

else
  ENABLE_PROFILING=ENABLE_PROFILING=1

fi

# Check whether --enable-assertions was given.
if test "${enable_assertions+set}" = set; then
  enableval=$enable_assertions;
else
  enableval="yes"
fi

if test ${enableval} = "yes" ; then
  DISABLE_ASSERTIONS=

else
  DISABLE_ASSERTIONS=DISABLE_ASSERTIONS=1

fi

# Check whether --enable-werror was given.
if test "${enable_werror+set}" = set; then
  enableval=$enable_werror;
else
  enableval="no"
fi

case "$enableval" in
  yes) ENABLE_WERROR=1
 ;;
  no)  ENABLE_WERROR=0
 ;;
  default) ENABLE_WERROR=0
;;
  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-werror. Use \"yes\" or \"no\"" >&5
echo "$as_me: error: Invalid setting for --enable-werror. Use \"yes\" or \"no\"" >&2;}
   { (exit 1); exit 1; }; } ;;
esac

# Check whether --enable-expensive-checks was given.
if test "${enable_expensive_checks+set}" = set; then
  enableval=$enable_expensive_checks;
else
  enableval="no"
fi

if test ${enableval} = "yes" ; then
  ENABLE_EXPENSIVE_CHECKS=ENABLE_EXPENSIVE_CHECKS=1

  EXPENSIVE_CHECKS=yes

else
  ENABLE_EXPENSIVE_CHECKS=

  EXPENSIVE_CHECKS=no

fi

# Check whether --enable-debug-runtime was given.
if test "${enable_debug_runtime+set}" = set; then
  enableval=$enable_debug_runtime;
else
  enableval=no
fi

if test ${enableval} = "no" ; then
  DEBUG_RUNTIME=

else
  DEBUG_RUNTIME=DEBUG_RUNTIME=1

fi

# Check whether --enable-debug-symbols was given.
if test "${enable_debug_symbols+set}" = set; then
  enableval=$enable_debug_symbols;
else
  enableval=no
fi

if test ${enableval} = "no" ; then
  DEBUG_SYMBOLS=

else
  DEBUG_SYMBOLS=DEBUG_SYMBOLS=1

fi

# Check whether --enable-keep-symbols was given.
if test "${enable_keep_symbols+set}" = set; then
  enableval=$enable_keep_symbols;
else
  enableval=no
fi

if test ${enableval} = "no" ; then
  KEEP_SYMBOLS=

else
  KEEP_SYMBOLS=KEEP_SYMBOLS=1

fi

# Check whether --enable-jit was given.
if test "${enable_jit+set}" = set; then
  enableval=$enable_jit;
else
  enableval=default
fi

if test ${enableval} = "no"
then
  JIT=

else
  case "$llvm_cv_target_arch" in
    x86)         TARGET_HAS_JIT=1
 ;;
    Sparc)       TARGET_HAS_JIT=0
 ;;
    PowerPC)     TARGET_HAS_JIT=1
 ;;
    x86_64)      TARGET_HAS_JIT=1
 ;;
    ARM)         TARGET_HAS_JIT=1
 ;;
    AArch64)     TARGET_HAS_JIT=0
 ;;
    Mips)        TARGET_HAS_JIT=1
 ;;
    XCore)       TARGET_HAS_JIT=0
 ;;
    MSP430)      TARGET_HAS_JIT=0
 ;;
    Hexagon)     TARGET_HAS_JIT=0
 ;;
    NVPTX)       TARGET_HAS_JIT=0
 ;;
    SystemZ)     TARGET_HAS_JIT=1
 ;;
    *)           TARGET_HAS_JIT=0
 ;;
  esac
fi

# Check whether --enable-docs was given.
if test "${enable_docs+set}" = set; then
  enableval=$enable_docs;
else
  enableval=default
fi

case "$enableval" in
  yes) ENABLE_DOCS=1
 ;;
  no)  ENABLE_DOCS=0
 ;;
  default) ENABLE_DOCS=1
 ;;
  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-docs. Use \"yes\" or \"no\"" >&5
echo "$as_me: error: Invalid setting for --enable-docs. Use \"yes\" or \"no\"" >&2;}
   { (exit 1); exit 1; }; } ;;
esac

# Check whether --enable-doxygen was given.
if test "${enable_doxygen+set}" = set; then
  enableval=$enable_doxygen;
else
  enableval=default
fi

case "$enableval" in
  yes) ENABLE_DOXYGEN=1
 ;;
  no)  ENABLE_DOXYGEN=0
 ;;
  default) ENABLE_DOXYGEN=0
 ;;
  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-doxygen. Use \"yes\" or \"no\"" >&5
echo "$as_me: error: Invalid setting for --enable-doxygen. Use \"yes\" or \"no\"" >&2;}
   { (exit 1); exit 1; }; } ;;
esac

# Check whether --enable-threads was given.
if test "${enable_threads+set}" = set; then
  enableval=$enable_threads;
else
  enableval=default
fi

case "$enableval" in
  yes) LLVM_ENABLE_THREADS=1
 ;;
  no)  LLVM_ENABLE_THREADS=0
 ;;
  default) LLVM_ENABLE_THREADS=1
 ;;
  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-threads. Use \"yes\" or \"no\"" >&5
echo "$as_me: error: Invalid setting for --enable-threads. Use \"yes\" or \"no\"" >&2;}
   { (exit 1); exit 1; }; } ;;
esac

cat >>confdefs.h <<_ACEOF
#define LLVM_ENABLE_THREADS $LLVM_ENABLE_THREADS
_ACEOF


# Check whether --enable-pthreads was given.
if test "${enable_pthreads+set}" = set; then
  enableval=$enable_pthreads;
else
  enableval=default
fi

case "$enableval" in
  yes) ENABLE_PTHREADS=1
 ;;
  no)  ENABLE_PTHREADS=0
 ;;
  default) ENABLE_PTHREADS=1
 ;;
  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-pthreads. Use \"yes\" or \"no\"" >&5
echo "$as_me: error: Invalid setting for --enable-pthreads. Use \"yes\" or \"no\"" >&2;}
   { (exit 1); exit 1; }; } ;;
esac

# Check whether --enable-zlib was given.
if test "${enable_zlib+set}" = set; then
  enableval=$enable_zlib;
else
  enableval=default
fi

case "$enableval" in
  yes) LLVM_ENABLE_ZLIB=1
 ;;
  no)  LLVM_ENABLE_ZLIB=0
 ;;
  default) LLVM_ENABLE_ZLIB=1
 ;;
  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-zlib. Use \"yes\" or \"no\"" >&5
echo "$as_me: error: Invalid setting for --enable-zlib. Use \"yes\" or \"no\"" >&2;}
   { (exit 1); exit 1; }; } ;;
esac

cat >>confdefs.h <<_ACEOF
#define LLVM_ENABLE_ZLIB $LLVM_ENABLE_ZLIB
_ACEOF


# Check whether --enable-pic was given.
if test "${enable_pic+set}" = set; then
  enableval=$enable_pic;
else
  enableval=default
fi

case "$enableval" in
  yes) ENABLE_PIC=1
 ;;
  no)  ENABLE_PIC=0
 ;;
  default) ENABLE_PIC=1
 ;;
  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-pic. Use \"yes\" or \"no\"" >&5
echo "$as_me: error: Invalid setting for --enable-pic. Use \"yes\" or \"no\"" >&2;}
   { (exit 1); exit 1; }; } ;;
esac

cat >>confdefs.h <<_ACEOF
#define ENABLE_PIC $ENABLE_PIC
_ACEOF


# Check whether --enable-shared was given.
if test "${enable_shared+set}" = set; then
  enableval=$enable_shared;
else
  enableval=default
fi

case "$enableval" in
  yes) ENABLE_SHARED=1
 ;;
  no)  ENABLE_SHARED=0
 ;;
  default) ENABLE_SHARED=0
 ;;
  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-shared. Use \"yes\" or \"no\"" >&5
echo "$as_me: error: Invalid setting for --enable-shared. Use \"yes\" or \"no\"" >&2;}
   { (exit 1); exit 1; }; } ;;
esac

# Check whether --enable-embed-stdcxx was given.
if test "${enable_embed_stdcxx+set}" = set; then
  enableval=$enable_embed_stdcxx;
else
  enableval=default
fi

case "$enableval" in
  yes) ENABLE_EMBED_STDCXX=1
 ;;
  no)  ENABLE_EMBED_STDCXX=0
 ;;
  default) ENABLE_EMBED_STDCXX=0
 ;;
  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-embed-stdcxx. Use \"yes\" or \"no\"" >&5
echo "$as_me: error: Invalid setting for --enable-embed-stdcxx. Use \"yes\" or \"no\"" >&2;}
   { (exit 1); exit 1; }; } ;;
esac

# Check whether --enable-timestamps was given.
if test "${enable_timestamps+set}" = set; then
  enableval=$enable_timestamps;
else
  enableval=default
fi

case "$enableval" in
  yes) ENABLE_TIMESTAMPS=1
 ;;
  no)  ENABLE_TIMESTAMPS=0
 ;;
  default) ENABLE_TIMESTAMPS=1
 ;;
  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-timestamps. Use \"yes\" or \"no\"" >&5
echo "$as_me: error: Invalid setting for --enable-timestamps. Use \"yes\" or \"no\"" >&2;}
   { (exit 1); exit 1; }; } ;;
esac

cat >>confdefs.h <<_ACEOF
#define ENABLE_TIMESTAMPS $ENABLE_TIMESTAMPS
_ACEOF



# Check whether --enable-backtraces was given.
if test "${enable_backtraces+set}" = set; then
  enableval=$enable_backtraces;
else
  enableval=default
fi

case "$enableval" in
  yes) ENABLE_BACKTRACES=1
 ;;
  no)  ENABLE_BACKTRACES=0
 ;;
  default) ENABLE_BACKTRACES=1
 ;;
  *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-backtraces. Use \"yes\" or \"no\"" >&5
echo "$as_me: error: Invalid setting for --enable-backtraces. Use \"yes\" or \"no\"" >&2;}
   { (exit 1); exit 1; }; } ;;
esac

cat >>confdefs.h <<_ACEOF
#define ENABLE_BACKTRACES $ENABLE_BACKTRACES
_ACEOF


TARGETS_TO_BUILD=""
# Check whether --enable-targets was given.
if test "${enable_targets+set}" = set; then
  enableval=$enable_targets;
else
  enableval=all
fi

if test "$enableval" = host-only ; then
  enableval=host
fi
case "$enableval" in
  all) TARGETS_TO_BUILD="X86 Sparc PowerPC AArch64 ARM Mips XCore MSP430 CppBackend NVPTX Hexagon SystemZ R600" ;;
  *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
      case "$a_target" in
        x86)      TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
        x86_64)   TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
        sparc)    TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
        powerpc)  TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
        aarch64)  TARGETS_TO_BUILD="AArch64 $TARGETS_TO_BUILD" ;;
        arm)      TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
        mips)     TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
        mipsel)   TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
        mips64)   TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
        mips64el) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
        xcore)    TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
        msp430)   TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
        cpp)      TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
        hexagon)  TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;;
        nvptx)    TARGETS_TO_BUILD="NVPTX $TARGETS_TO_BUILD" ;;
        systemz)  TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
        r600)     TARGETS_TO_BUILD="R600 $TARGETS_TO_BUILD" ;;
        host) case "$llvm_cv_target_arch" in
            x86)         TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
            x86_64)      TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
            Sparc)       TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
            PowerPC)     TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
            AArch64)     TARGETS_TO_BUILD="AArch64 $TARGETS_TO_BUILD" ;;
            ARM)         TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
            Mips)        TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
            XCore)       TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
            MSP430)      TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
            Hexagon)     TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;;
            NVPTX)       TARGETS_TO_BUILD="NVPTX $TARGETS_TO_BUILD" ;;
            SystemZ)     TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
            *)       { { echo "$as_me:$LINENO: error: Can not set target to build" >&5
echo "$as_me: error: Can not set target to build" >&2;}
   { (exit 1); exit 1; }; } ;;
          esac ;;
        *) { { echo "$as_me:$LINENO: error: Unrecognized target $a_target" >&5
echo "$as_me: error: Unrecognized target $a_target" >&2;}
   { (exit 1); exit 1; }; } ;;
      esac
  done
  ;;
esac

# Check whether --enable-experimental-targets was given.
if test "${enable_experimental_targets+set}" = set; then
  enableval=$enable_experimental_targets;
else
  enableval=disable
fi


if test ${enableval} != "disable"
then
  TARGETS_TO_BUILD="$enableval $TARGETS_TO_BUILD"
fi

TARGETS_TO_BUILD=$TARGETS_TO_BUILD


for a_target in $TARGETS_TO_BUILD; do
  if test "$a_target" = "$LLVM_NATIVE_ARCH"; then

cat >>confdefs.h <<_ACEOF
#define LLVM_NATIVE_ARCH $LLVM_NATIVE_ARCH
_ACEOF

    LLVM_NATIVE_TARGET="LLVMInitialize${LLVM_NATIVE_ARCH}Target"
    LLVM_NATIVE_TARGETINFO="LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo"
    LLVM_NATIVE_TARGETMC="LLVMInitialize${LLVM_NATIVE_ARCH}TargetMC"
    LLVM_NATIVE_ASMPRINTER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmPrinter"
    if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then
      LLVM_NATIVE_ASMPARSER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmParser"
    fi
    if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/Disassembler/Makefile ; then
      LLVM_NATIVE_DISASSEMBLER="LLVMInitialize${LLVM_NATIVE_ARCH}Disassembler"
    fi

cat >>confdefs.h <<_ACEOF
#define LLVM_NATIVE_TARGET $LLVM_NATIVE_TARGET
_ACEOF


cat >>confdefs.h <<_ACEOF
#define LLVM_NATIVE_TARGETINFO $LLVM_NATIVE_TARGETINFO
_ACEOF


cat >>confdefs.h <<_ACEOF
#define LLVM_NATIVE_TARGETMC $LLVM_NATIVE_TARGETMC
_ACEOF


cat >>confdefs.h <<_ACEOF
#define LLVM_NATIVE_ASMPRINTER $LLVM_NATIVE_ASMPRINTER
_ACEOF

    if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then

cat >>confdefs.h <<_ACEOF
#define LLVM_NATIVE_ASMPARSER $LLVM_NATIVE_ASMPARSER
_ACEOF

    fi
    if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/Disassembler/Makefile ; then

cat >>confdefs.h <<_ACEOF
#define LLVM_NATIVE_DISASSEMBLER $LLVM_NATIVE_DISASSEMBLER
_ACEOF

    fi
  fi
done

LLVM_ENUM_TARGETS=""
LLVM_ENUM_ASM_PRINTERS=""
LLVM_ENUM_ASM_PARSERS=""
LLVM_ENUM_DISASSEMBLERS=""
for target_to_build in $TARGETS_TO_BUILD; do
  LLVM_ENUM_TARGETS="LLVM_TARGET($target_to_build) $LLVM_ENUM_TARGETS"
  if test -f ${srcdir}/lib/Target/${target_to_build}/*AsmPrinter.cpp ; then
    LLVM_ENUM_ASM_PRINTERS="LLVM_ASM_PRINTER($target_to_build) $LLVM_ENUM_ASM_PRINTERS";
  fi
  if test -f ${srcdir}/lib/Target/${target_to_build}/AsmParser/Makefile ; then
    LLVM_ENUM_ASM_PARSERS="LLVM_ASM_PARSER($target_to_build) $LLVM_ENUM_ASM_PARSERS";
  fi
  if test -f ${srcdir}/lib/Target/${target_to_build}/Disassembler/Makefile ; then
    LLVM_ENUM_DISASSEMBLERS="LLVM_DISASSEMBLER($target_to_build) $LLVM_ENUM_DISASSEMBLERS";
  fi
done






# Check whether --with-optimize-option was given.
if test "${with_optimize_option+set}" = set; then
  withval=$with_optimize_option;
else
  withval=default
fi

{ echo "$as_me:$LINENO: checking optimization flags" >&5
echo $ECHO_N "checking optimization flags... $ECHO_C" >&6; }
case "$withval" in
  default)
    case "$llvm_cv_os_type" in
    FreeBSD) optimize_option=-O2 ;;
    MingW) optimize_option=-O2 ;;
    *)     optimize_option=-O3 ;;
    esac ;;
  *) optimize_option="$withval" ;;
esac
OPTIMIZE_OPTION=$optimize_option

{ echo "$as_me:$LINENO: result: $optimize_option" >&5
echo "${ECHO_T}$optimize_option" >&6; }


# Check whether --with-extra-options was given.
if test "${with_extra_options+set}" = set; then
  withval=$with_extra_options;
else
  withval=default
fi

case "$withval" in
  default) EXTRA_OPTIONS= ;;
  *) EXTRA_OPTIONS=$withval ;;
esac
EXTRA_OPTIONS=$EXTRA_OPTIONS



# Check whether --with-extra-ld-options was given.
if test "${with_extra_ld_options+set}" = set; then
  withval=$with_extra_ld_options;
else
  withval=default
fi

case "$withval" in
  default) EXTRA_LD_OPTIONS= ;;
  *) EXTRA_LD_OPTIONS=$withval ;;
esac
EXTRA_LD_OPTIONS=$EXTRA_LD_OPTIONS


# Check whether --enable-bindings was given.
if test "${enable_bindings+set}" = set; then
  enableval=$enable_bindings;
else
  enableval=default
fi

BINDINGS_TO_BUILD=""
case "$enableval" in
  yes | default | auto) BINDINGS_TO_BUILD="auto" ;;
  all ) BINDINGS_TO_BUILD="ocaml" ;;
  none | no) BINDINGS_TO_BUILD="" ;;
  *)for a_binding in `echo $enableval|sed -e 's/,/ /g' ` ; do
      case "$a_binding" in
        ocaml) BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" ;;
        *) { { echo "$as_me:$LINENO: error: Unrecognized binding $a_binding" >&5
echo "$as_me: error: Unrecognized binding $a_binding" >&2;}
   { (exit 1); exit 1; }; } ;;
      esac
  done
  ;;
esac


# Check whether --with-ocaml-libdir was given.
if test "${with_ocaml_libdir+set}" = set; then
  withval=$with_ocaml_libdir;
else
  withval=auto
fi

case "$withval" in
  auto) with_ocaml_libdir="$withval" ;;
  /* | [A-Za-z]:[\\/]*) with_ocaml_libdir="$withval" ;;
  *) { { echo "$as_me:$LINENO: error: Invalid path for --with-ocaml-libdir. Provide full path" >&5
echo "$as_me: error: Invalid path for --with-ocaml-libdir. Provide full path" >&2;}
   { (exit 1); exit 1; }; } ;;
esac


# Check whether --with-clang-srcdir was given.
if test "${with_clang_srcdir+set}" = set; then
  withval=$with_clang_srcdir;
else
  withval="-"
fi

case "$withval" in
  -) clang_src_root="" ;;
  /* | [A-Za-z]:[\\/]*) clang_src_root="$withval" ;;
  *) clang_src_root="$ac_pwd/$withval" ;;
esac
CLANG_SRC_ROOT=$clang_src_root



# Check whether --with-clang-resource-dir was given.
if test "${with_clang_resource_dir+set}" = set; then
  withval=$with_clang_resource_dir;
else
  withval=""
fi


cat >>confdefs.h <<_ACEOF
#define CLANG_RESOURCE_DIR "$withval"
_ACEOF



# Check whether --with-c-include-dirs was given.
if test "${with_c_include_dirs+set}" = set; then
  withval=$with_c_include_dirs;
else
  withval=""
fi


cat >>confdefs.h <<_ACEOF
#define C_INCLUDE_DIRS "$withval"
_ACEOF


# Clang normally uses the system c++ headers and libraries. With this option,
# clang will use the ones provided by a gcc installation instead. This option should
# be passed the same value that was used with --prefix when configuring gcc.

# Check whether --with-gcc-toolchain was given.
if test "${with_gcc_toolchain+set}" = set; then
  withval=$with_gcc_toolchain;
else
  withval=""
fi


cat >>confdefs.h <<_ACEOF
#define GCC_INSTALL_PREFIX "$withval"
_ACEOF



# Check whether --with-default-sysroot was given.
if test "${with_default_sysroot+set}" = set; then
  withval=$with_default_sysroot;
else
  withval=""
fi


cat >>confdefs.h <<_ACEOF
#define DEFAULT_SYSROOT "$withval"
_ACEOF



# Check whether --with-binutils-include was given.
if test "${with_binutils_include+set}" = set; then
  withval=$with_binutils_include;
else
  withval=default
fi

case "$withval" in
  default) WITH_BINUTILS_INCDIR=default ;;
  /* | [A-Za-z]:[\\/]*)      WITH_BINUTILS_INCDIR=$withval ;;
  *) { { echo "$as_me:$LINENO: error: Invalid path for --with-binutils-include. Provide full path" >&5
echo "$as_me: error: Invalid path for --with-binutils-include. Provide full path" >&2;}
   { (exit 1); exit 1; }; } ;;
esac
if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then
  BINUTILS_INCDIR=$WITH_BINUTILS_INCDIR

  if test ! -f "$WITH_BINUTILS_INCDIR/plugin-api.h"; then
     echo "$WITH_BINUTILS_INCDIR/plugin-api.h"
     { { echo "$as_me:$LINENO: error: Invalid path to directory containing plugin-api.h." >&5
echo "$as_me: error: Invalid path to directory containing plugin-api.h." >&2;}
   { (exit 1); exit 1; }; };
  fi
fi