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/CodeGenCXX/mangle-lambdas.cpp b/test/CodeGenCXX/mangle-lambdas.cpp
index d618782..659b437 100644
--- a/test/CodeGenCXX/mangle-lambdas.cpp
+++ b/test/CodeGenCXX/mangle-lambdas.cpp
@@ -5,7 +5,7 @@
 // CHECK: @_ZZZN7PR12917IJicdEEC1EicdEd0_NKUlvE_clEvE1n = linkonce_odr global i32 0
 // CHECK: @_ZZZN7PR12917IJicdEEC1EicdEd1_NKUlvE_clEvE1n = linkonce_odr global i32 0
 
-// CHECK: define linkonce_odr void @_Z11inline_funci
+// CHECK-LABEL: define linkonce_odr void @_Z11inline_funci
 inline void inline_func(int n) {
   // CHECK: call i32 @_ZZ11inline_funciENKUlvE_clEv
   int i = []{ return 1; }();
@@ -41,7 +41,7 @@
 void S::g(int i = []{return 1;}(),
           int j = []{return 2; }()) {}
 
-// CHECK: define void @_Z6test_S1S
+// CHECK-LABEL: define void @_Z6test_S1S
 void test_S(S s) {
   // CHECK: call i32 @_ZZN1S1fEiiEd0_NKUlvE_clEv
   // CHECK-NEXT: call i32 @_ZZN1S1fEiiEd0_NKUlvE0_clEv
@@ -63,15 +63,15 @@
 }
 
 // Check the linkage of the lambda call operators used in test_S.
-// CHECK: define linkonce_odr i32 @_ZZN1S1fEiiEd0_NKUlvE_clEv
+// CHECK-LABEL: define linkonce_odr i32 @_ZZN1S1fEiiEd0_NKUlvE_clEv
 // CHECK: ret i32 1
-// CHECK: define linkonce_odr i32 @_ZZN1S1fEiiEd0_NKUlvE0_clEv
+// CHECK-LABEL: define linkonce_odr i32 @_ZZN1S1fEiiEd0_NKUlvE0_clEv
 // CHECK: ret i32 2
-// CHECK: define linkonce_odr i32 @_ZZN1S1fEiiEd_NKUlvE_clEv
+// CHECK-LABEL: define linkonce_odr i32 @_ZZN1S1fEiiEd_NKUlvE_clEv
 // CHECK: ret i32 3
-// CHECK: define internal i32 @"_ZNK1S3$_0clEv"
+// CHECK-LABEL: define internal i32 @"_ZNK1S3$_0clEv"
 // CHECK: ret i32 1
-// CHECK: define internal i32 @"_ZNK1S3$_1clEv"
+// CHECK-LABEL: define internal i32 @"_ZNK1S3$_1clEv"
 // CHECK: ret i32 2
 
 template<typename T>
@@ -81,7 +81,7 @@
          T = []{return T(3);}());
 };
 
-// CHECK: define void @_Z7test_ST2STIdE
+// CHECK-LABEL: define void @_Z7test_ST2STIdE
 void test_ST(ST<double> st) {
   // CHECK: call double @_ZZN2STIdE1fEddEd0_NKUlvE_clEv
   // CHECK-NEXT: call double @_ZZN2STIdE1fEddEd0_NKUlvE0_clEv
@@ -94,11 +94,11 @@
 }
 
 // Check the linkage of the lambda call operators used in test_ST.
-// CHECK: define linkonce_odr double @_ZZN2STIdE1fEddEd0_NKUlvE_clEv
+// CHECK-LABEL: define linkonce_odr double @_ZZN2STIdE1fEddEd0_NKUlvE_clEv
 // CHECK: ret double 1
-// CHECK: define linkonce_odr double @_ZZN2STIdE1fEddEd0_NKUlvE0_clEv
+// CHECK-LABEL: define linkonce_odr double @_ZZN2STIdE1fEddEd0_NKUlvE0_clEv
 // CHECK: ret double 2
-// CHECK: define linkonce_odr double @_ZZN2STIdE1fEddEd_NKUlvE_clEv
+// CHECK-LABEL: define linkonce_odr double @_ZZN2STIdE1fEddEd_NKUlvE_clEv
 // CHECK: ret double 3
 
 template<typename T> 
@@ -123,42 +123,42 @@
 template<typename T>
 int (*StaticMembers<T>::f)() = []{return 5;};
 
-// CHECK: define internal void @__cxx_global_var_init()
+// CHECK-LABEL: define internal void @__cxx_global_var_init()
 // CHECK: call i32 @_ZNK13StaticMembersIfE1xMUlvE_clEv
 // CHECK-NEXT: call i32 @_ZNK13StaticMembersIfE1xMUlvE0_clEv
 // CHECK-NEXT: add nsw
-// CHECK: define linkonce_odr i32 @_ZNK13StaticMembersIfE1xMUlvE_clEv
+// CHECK-LABEL: define linkonce_odr i32 @_ZNK13StaticMembersIfE1xMUlvE_clEv
 // CHECK: ret i32 1
-// CHECK: define linkonce_odr i32 @_ZNK13StaticMembersIfE1xMUlvE0_clEv
+// CHECK-LABEL: define linkonce_odr i32 @_ZNK13StaticMembersIfE1xMUlvE0_clEv
 // CHECK: ret i32 2
 template float StaticMembers<float>::x;
 
-// CHECK: define internal void @__cxx_global_var_init1()
+// CHECK-LABEL: define internal void @__cxx_global_var_init1()
 // CHECK: call i32 @_ZNK13StaticMembersIfE1yMUlvE_clEv
-// CHECK: define linkonce_odr i32 @_ZNK13StaticMembersIfE1yMUlvE_clEv
+// CHECK-LABEL: define linkonce_odr i32 @_ZNK13StaticMembersIfE1yMUlvE_clEv
 // CHECK: ret i32 3
 template float StaticMembers<float>::y;
 
-// CHECK: define internal void @__cxx_global_var_init2()
+// CHECK-LABEL: define internal void @__cxx_global_var_init2()
 // CHECK: call i32 @_Z13accept_lambdaIN13StaticMembersIfE1zMUlvE_EEiT_
 // CHECK: declare i32 @_Z13accept_lambdaIN13StaticMembersIfE1zMUlvE_EEiT_()
 template float StaticMembers<float>::z;
 
-// CHECK: define internal void @__cxx_global_var_init3()
+// CHECK-LABEL: define internal void @__cxx_global_var_init3()
 // CHECK: call {{.*}} @_ZNK13StaticMembersIfE1fMUlvE_cvPFivEEv
-// CHECK: define linkonce_odr i32 ()* @_ZNK13StaticMembersIfE1fMUlvE_cvPFivEEv
+// CHECK-LABEL: define linkonce_odr i32 ()* @_ZNK13StaticMembersIfE1fMUlvE_cvPFivEEv
 template int (*StaticMembers<float>::f)();
 
-// CHECK: define internal void @__cxx_global_var_init4
+// CHECK-LABEL: define internal void @__cxx_global_var_init4
 // CHECK: call i32 @"_ZNK13StaticMembersIdE3$_2clEv"
-// CHECK: define internal i32 @"_ZNK13StaticMembersIdE3$_2clEv"
+// CHECK-LABEL: define internal i32 @"_ZNK13StaticMembersIdE3$_2clEv"
 // CHECK: ret i32 42
 template<> double StaticMembers<double>::z = []{return 42; }();
 
 template<typename T>
 void func_template(T = []{ return T(); }());
 
-// CHECK: define void @_Z17use_func_templatev()
+// CHECK-LABEL: define void @_Z17use_func_templatev()
 void use_func_template() {
   // CHECK: call i32 @"_ZZ13func_templateIiEvT_ENK3$_3clEv"
   func_template<int>();
@@ -192,7 +192,7 @@
   };
   void B::h() { f(); }
 }
-// CHECK: define linkonce_odr %"struct.PR12123::A"* @_ZZN7PR121231B1fERKSt9type_infoEd_NKUlvE_clEv
+// CHECK-LABEL: define linkonce_odr %"struct.PR12123::A"* @_ZZN7PR121231B1fERKSt9type_infoEd_NKUlvE_clEv
 
 namespace PR12808 {
   template <typename> struct B {
@@ -205,11 +205,11 @@
   void f() {
     b<int>(1);
   }
-  // CHECK: define linkonce_odr void @_ZZN7PR128081bIiEEviENKUlvE_clEv
-  // CHECK: define linkonce_odr i32 @_ZZZN7PR128081bIiEEviENKUlvE_clEvENKUlvE_clEv
+  // CHECK-LABEL: define linkonce_odr void @_ZZN7PR128081bIiEEviENKUlvE_clEv
+  // CHECK-LABEL: define linkonce_odr i32 @_ZZZN7PR128081bIiEEviENKUlvE_clEvENKUlvE_clEv
 }
 
-// CHECK: define linkonce_odr void @_Z1fIZZNK23TestNestedInstantiationclEvENKUlvE_clEvEUlvE_EvT_
+// CHECK-LABEL: define linkonce_odr void @_Z1fIZZNK23TestNestedInstantiationclEvENKUlvE_clEvEUlvE_EvT_
 
 struct Members {
   int x = [] { return 1; }() + [] { return 2; }();
@@ -217,7 +217,7 @@
 };
 
 void test_Members() {
-  // CHECK: define linkonce_odr void @_ZN7MembersC2Ev
+  // CHECK-LABEL: define linkonce_odr void @_ZN7MembersC2Ev
   // CHECK: call i32 @_ZNK7Members1xMUlvE_clEv
   // CHECK-NEXT: call i32 @_ZNK7Members1xMUlvE0_clE
   // CHECK-NEXT: add nsw i32
@@ -241,21 +241,21 @@
 }
 
 // Check the linkage of the lambdas used in test_Members.
-// CHECK: define linkonce_odr i32 @_ZNK7Members1xMUlvE_clEv
+// CHECK-LABEL: define linkonce_odr i32 @_ZNK7Members1xMUlvE_clEv
 // CHECK: ret i32 1
-// CHECK: define linkonce_odr i32 @_ZNK7Members1xMUlvE0_clEv
+// CHECK-LABEL: define linkonce_odr i32 @_ZNK7Members1xMUlvE0_clEv
 // CHECK: ret i32 2
-// CHECK: define linkonce_odr i32 @_ZNK7Members1yMUlvE_clEv
+// CHECK-LABEL: define linkonce_odr i32 @_ZNK7Members1yMUlvE_clEv
 // CHECK: ret i32 3
 
 // Check linkage of the various lambdas.
-// CHECK: define linkonce_odr i32 @_ZZ11inline_funciENKUlvE_clEv
+// CHECK-LABEL: define linkonce_odr i32 @_ZZ11inline_funciENKUlvE_clEv
 // CHECK: ret i32 1
-// CHECK: define linkonce_odr i32 @_ZZ11inline_funciENKUlvE0_clEv
+// CHECK-LABEL: define linkonce_odr i32 @_ZZ11inline_funciENKUlvE0_clEv
 // CHECK: ret i32
-// CHECK: define linkonce_odr double @_ZZ11inline_funciENKUlvE1_clEv
+// CHECK-LABEL: define linkonce_odr double @_ZZ11inline_funciENKUlvE1_clEv
 // CHECK: ret double
-// CHECK: define linkonce_odr i32 @_ZZ11inline_funciENKUliE_clEi
+// CHECK-LABEL: define linkonce_odr i32 @_ZZ11inline_funciENKUliE_clEi
 // CHECK: ret i32
-// CHECK: define linkonce_odr i32 @_ZZ11inline_funciENKUlvE2_clEv
+// CHECK-LABEL: define linkonce_odr i32 @_ZZ11inline_funciENKUlvE2_clEv
 // CHECK: ret i32 17