CHECK-LABEL-ify some code gen tests to improve diagnostic experience when tests fail.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@188447 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/builtinshufflevector2.c b/test/CodeGen/builtinshufflevector2.c
index 4a7fc62..04405b5 100644
--- a/test/CodeGen/builtinshufflevector2.c
+++ b/test/CodeGen/builtinshufflevector2.c
@@ -3,7 +3,7 @@
 typedef float float4 __attribute__((ext_vector_type(4)));
 typedef unsigned int uint4 __attribute__((ext_vector_type(4)));
 
-// CHECK: define void @clang_shufflevector_v_v(
+// CHECK-LABEL: define void @clang_shufflevector_v_v(
 void clang_shufflevector_v_v( float4* A, float4 x, uint4 mask ) {
 // CHECK: [[MASK:%.*]] = and <4 x i32> {{%.*}}, <i32 3, i32 3, i32 3, i32 3>
 // CHECK: [[I:%.*]] = extractelement <4 x i32> [[MASK]], i32 0
@@ -27,14 +27,14 @@
   *A = __builtin_shufflevector( x, mask );
 }
 
-// CHECK: define void @clang_shufflevector_v_v_c(
+// CHECK-LABEL: define void @clang_shufflevector_v_v_c(
 void clang_shufflevector_v_v_c( float4* A, float4 x, float4 y) {
 // CHECK: [[V:%.*]] = shufflevector <4 x float> {{%.*}}, <4 x float> {{%.*}}, <4 x i32> <i32 0, i32 4, i32 1, i32 5>
 // CHECK: store <4 x float> [[V]], <4 x float>* {{%.*}}
   *A = __builtin_shufflevector( x, y, 0, 4, 1, 5 );
 }
 
-// CHECK: define void @clang_shufflevector_v_v_undef(
+// CHECK-LABEL: define void @clang_shufflevector_v_v_undef(
 void clang_shufflevector_v_v_undef( float4* A, float4 x, float4 y) {
 // CHECK: [[V:%.*]] = shufflevector <4 x float> {{%.*}}, <4 x float> {{%.*}}, <4 x i32> <i32 0, i32 4, i32 undef, i32 5>
 // CHECK: store <4 x float> [[V]], <4 x float>* {{%.*}}