--- /dev/null
+// RUN: %llvmgcc -S %s -o - | FileCheck %s
+// <rdar://problem/9402870>
+typedef struct __TestResult TestResult;
+typedef struct __TestResult* TestResultRef;
+
+typedef struct __TestImplement TestImplement;
+typedef struct __TestImplement* TestImplementRef;
+
+typedef char*(*TestNameFunction)(void*);
+typedef void(*TestRunFunction)(void*,TestResult*);
+typedef int(*TestCountTestCasesFunction)(void*);
+
+struct __TestImplement {
+ TestNameFunction name;
+ TestRunFunction run;
+ TestCountTestCasesFunction countTestCases;
+};
+
+typedef struct __Test Test;
+typedef struct __Test* TestRef;
+
+struct __Test {
+ TestImplement* isa;
+};
+
+typedef struct __TestCase TestCase;
+typedef struct __TestCase* TestCaseRef;
+
+struct __TestCase {
+ TestImplement* isa;
+ const char *name;
+ void(*setUp)(void);
+ void(*tearDown)(void);
+ void(*runTest)(void);
+};
+
+extern const TestImplement TestCaseImplement;
+
+typedef struct __TestFixture TestFixture;
+typedef struct __TestFixture* TestFixtureRef;
+
+struct __TestFixture {
+ const char *name;
+ void(*test)(void);
+};
+
+typedef struct __TestCaller TestCaller;
+typedef struct __TestCaller* TestCallerRef;
+
+struct __TestCaller {
+ TestImplement* isa;
+ const char *name;
+ void(*setUp)(void);
+ void(*tearDown)(void);
+ int numberOfFixtuers;
+ TestFixture *fixtuers;
+};
+
+extern const TestImplement TestCallerImplement;
+
+void PassToFunction(const TestImplement*);
+
+const char* TestCaller_name(TestCaller* self) {
+ return self->name;
+}
+
+void TestCaller_run(TestCaller* self,TestResult* result) {
+ TestCase cs = { (TestImplement*)&TestCaseImplement, 0, 0, 0, 0, };
+ int i;
+ cs.setUp = self->setUp;
+ cs.tearDown = self->tearDown;
+ for (i=0; i<self->numberOfFixtuers; i++) {
+ cs.name = self->fixtuers[i].name;
+ cs.runTest = self->fixtuers[i].test;
+ ((Test*)(void *)&cs)->isa->run((void *)&cs,result);
+ }
+}
+
+int TestCaller_countTestCases(TestCaller* self) {
+ PassToFunction(&TestCallerImplement);
+ return self->numberOfFixtuers;
+}
+
+// CHECK: @C.0.1526 = internal unnamed_addr constant
+// CHECK-NOT: @TestCaseImplement = external unnamed_addr constant %struct.TestImplement
+// CHECK: @TestCaseImplement = external constant %struct.TestImplement
+const TestImplement TestCallerImplement = {
+ (TestNameFunction)TestCaller_name,
+ (TestRunFunction)TestCaller_run,
+ (TestCountTestCasesFunction)TestCaller_countTestCases,
+};