merge two tests.

llvm-svn: 106971
diff --git a/clang/test/CodeGen/exprs.c b/clang/test/CodeGen/exprs.c
index 010e6e3..b3cf913 100644
--- a/clang/test/CodeGen/exprs.c
+++ b/clang/test/CodeGen/exprs.c
@@ -131,3 +131,9 @@
 // CHECK-NEXT: load i32*
 }
 
+int f12() {
+  // PR3150
+  // CHECK: define i32 @f12
+  // CHECK: ret i32 1
+  return 1||1;
+}