Lower the select instruction when the operands are of vector type.

crosstest/runtests.sh

Index: crosstest/runtests.sh
diff --git a/crosstest/runtests.sh b/crosstest/runtests.sh
index a5dc31f7f80a8e087aff00dd9d6aca5b9b27c423..78dc94b0dc9975e896dfed8569fec5b1700ac44e 100755
--- a/crosstest/runtests.sh
+++ b/crosstest/runtests.sh
@@ -74,6 +74,13 @@ for optlevel in ${OPTLEVELS} ; do
     ./crosstest.py -O${optlevel} --prefix=Subzero_ --target=x8632 \
         --dir="${OUTDIR}" \
         --llvm-bin-path="${LLVM_BIN_PATH}" \
+        --test=test_select.ll \
+        --driver=test_select_main.cpp \
+        --output=test_select_O${optlevel}
+
+    ./crosstest.py -O${optlevel} --prefix=Subzero_ --target=x8632 \
+        --dir="${OUTDIR}" \
+        --llvm-bin-path="${LLVM_BIN_PATH}" \
         --test=test_stacksave.c \
         --driver=test_stacksave_main.c \
         --output=test_stacksave_O${optlevel}
@@ -107,6 +114,7 @@ for optlevel in ${OPTLEVELS} ; do
     "${OUTDIR}"/test_fcmp_O${optlevel}
     "${OUTDIR}"/test_global_O${optlevel}
     "${OUTDIR}"/test_icmp_O${optlevel}
+    "${OUTDIR}"/test_select_O${optlevel}
     "${OUTDIR}"/test_stacksave_O${optlevel}
     "${OUTDIR}"/test_sync_atomic_O${optlevel}
     "${OUTDIR}"/test_vector_ops_O${optlevel}