Merge branch 'master' of ssh://bitbucket.org/czan/honours

1 files changed, 38 insertions, 0 deletions

diff --git a/clang/test/CodeGenObjC/blocks-2.m b/clang/test/CodeGenObjC/blocks-2.m
new file mode 100644
index 0000000..591d63b
--- /dev/null
+++ b/clang/test/CodeGenObjC/blocks-2.m
@@ -0,0 +1,38 @@
+// We run this twice, once as Objective-C and once as Objective-C++.
+// RUN: %clang_cc1 %s -emit-llvm -o - -fobjc-gc -fblocks -fexceptions -triple i386-apple-darwin10 -fobjc-fragile-abi | FileCheck %s
+// RUN: %clang_cc1 %s -emit-llvm -o - -fobjc-gc -fblocks -fexceptions -triple i386-apple-darwin10 -fobjc-fragile-abi -x objective-c++ | FileCheck %s
+
+
+// CHECK: define i8* @{{.*}}test0
+// CHECK: define internal void @__test0_block_invoke_0(
+// CHECK:      call i8* @objc_assign_strongCast(
+// CHECK-NEXT: ret void
+id test0(id x) {
+  __block id result;
+  ^{ result = x; }();
+  return result;
+}
+
+// <rdar://problem/8224178>: cleanup __block variables on EH path
+// CHECK: define void @{{.*}}test1
+void test1() {
+  extern void test1_help(void (^x)(void));
+
+  // CHECK:      [[N:%.*]] = alloca [[N_T:%.*]], align 8
+  // CHECK:      [[T0:%.*]] = getelementptr inbounds [[N_T]]* [[N]], i32 0, i32 4
+  // CHECK-NEXT: store double 1.000000e+{{0?}}01, double* [[T0]], align 8
+  __block double n = 10;
+
+  // CHECK:      invoke void @{{.*}}test1_help
+  test1_help(^{ n = 20; });
+
+  // CHECK:      [[T1:%.*]] = bitcast [[N_T]]* [[N]] to i8*
+  // CHECK-NEXT: call void @_Block_object_dispose(i8* [[T1]], i32 8)
+  // CHECK-NEXT: ret void
+
+  // CHECK:      landingpad { i8*, i32 } personality
+  // CHECK-NEXT:   cleanup
+  // CHECK:      [[T1:%.*]] = bitcast [[N_T]]* [[N]] to i8*
+  // CHECK-NEXT: call void @_Block_object_dispose(i8* [[T1]], i32 8)
+  // CHECK:      resume { i8*, i32 }
+}