Fix some codegen tests to include positive checks.

llvm-svn: 89465
diff --git a/clang/test/CodeGen/switch.c b/clang/test/CodeGen/switch.c
index 3254fbf..96118f6 100644
--- a/clang/test/CodeGen/switch.c
+++ b/clang/test/CodeGen/switch.c
@@ -1,11 +1,11 @@
-// RUN: clang-cc %s -emit-llvm-bc -o - | opt -std-compile-opts -disable-output
+// RUN: clang-cc -triple i386-unknown-unknown -O3 %s -emit-llvm -o - | FileCheck %s
 
 int foo(int i) {
   int j = 0;
   switch (i) {
   case -1:
     j = 1; break;
-  case 1 : 
+  case 1 :
     j = 2; break;
   case 2:
     j = 3; break;
@@ -16,11 +16,10 @@
   return j;
 }
 
-    
 int foo2(int i) {
   int j = 0;
   switch (i) {
-  case 1 : 
+  case 1 :
     j = 2; break;
   case 2 ... 10:
     j = 3; break;
@@ -31,7 +30,6 @@
   return j;
 }
 
-    
 int foo3(int i) {
   int j = 0;
   switch (i) {
@@ -48,7 +46,7 @@
 }
 
 
-int foo4(int i) {
+static int foo4(int i) {
   int j = 0;
   switch (i) {
   case 111:
@@ -65,6 +63,17 @@
   return j;
 }
 
+// CHECK: define i32 @foo4t()
+// CHECK: ret i32 376
+// CHECK: }
+int foo4t() {
+  // 111 + 1 + 222 + 42 = 376
+  return foo4(111) + foo4(99) + foo4(222) + foo4(601);
+}
+
+// CHECK: define void @foo5()
+// CHECK-NOT: switch
+// CHECK: }
 void foo5(){
     switch(0){
     default:
@@ -74,11 +83,17 @@
     }
 }
 
+// CHECK: define void @foo6()
+// CHECK-NOT: switch
+// CHECK: }
 void foo6(){
     switch(0){
     }
 }
 
+// CHECK: define void @foo7()
+// CHECK-NOT: switch
+// CHECK: }
 void foo7(){
     switch(0){
       foo7();