Merged r147174:
Use xcrun to find clang, instead of hardcoded /Developer/usr/bin path.
llvm-svn: 147201
diff --git a/llvm-gcc-4.2/build_gcc b/llvm-gcc-4.2/build_gcc
index 82c8fef..ac5611c 100755
--- a/llvm-gcc-4.2/build_gcc
+++ b/llvm-gcc-4.2/build_gcc
@@ -267,13 +267,11 @@
# If the user has set CC or CXX, respect their wishes. If not,
# compile with clang/clang++ if available; if LLVM is not
# available, fall back to usual GCC/G++ default.
-savedPATH=$PATH ; PATH="/Developer/usr/bin:$PATH"
-XTMPCC=$(which clang)
+XTMPCC=`xcrun -find clang`
if [ x$CC = x -a x$XTMPCC != x ] ; then export CC=$XTMPCC forcedCC=1 ; fi
-XTMPCC=$(which clang++)
+XTMPCC=`xcrun -find clang++`
if [ x$CXX = x -a x$XTMPCC != x ] ; then export CXX=$XTMPCC forcedCXX=1 ; fi
-PATH=$savedPATH
-unset XTMPCC savedPATH
+unset XTMPCC
# Build the native GCC. Do this even if the user didn't ask for it
# because it'll be needed for the bootstrap.