This patch implements Next's IRGen for -fconstant-string-class=class-name.

PR6056, //rdar: //8564463

llvm-svn: 116819

1 files changed, 34 insertions, 0 deletions

diff --git a/clang/test/CodeGenObjC/constant-string-class.m b/clang/test/CodeGenObjC/constant-string-class.m
new file mode 100644
index 00000000000..3d182384a2e
--- /dev/null
+++ b/clang/test/CodeGenObjC/constant-string-class.m
@@ -0,0 +1,34 @@
+// RUN: %clang_cc1 -triple i386-apple-darwin9 -fno-constant-cfstrings -fconstant-string-class Foo -emit-llvm -o %t %s
+// RUN: FileCheck --check-prefix CHECK-FRAGILE < %t %s
+
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-nonfragile-abi -fno-constant-cfstrings -fconstant-string-class Foo -emit-llvm -o %t %s
+// RUN: FileCheck --check-prefix CHECK-NONFRAGILE < %t %s
+
+// rdar: // 8564463
+// PR6056
+
+@interface Object {
+  id isa;
+}
+@end
+
+@interface Foo : Object{
+  char *cString;
+  unsigned int len;
+}
+- (char *)customString;
+@end
+
+id _FooClassReference[20];
+
+@implementation Foo 
+- (char *)customString { return cString ; }
+@end
+
+int main () {
+  Foo *string = @"bla";
+  return 0;
+}
+
+// CHECK-FRAGILE: @_FooClassReference = common global
+// CHECK-NONFRAGILE: @"OBJC_CLASS_$_Object" = external global