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50 lines
1.5 KiB
50 lines
1.5 KiB
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-arc -fblocks -std=c++1y -emit-pch %s -o %t
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// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-arc -fblocks -std=c++1y -include-pch %t -emit-llvm -o - %s | FileCheck %s
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#ifndef HEADER_INCLUDED
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#define HEADER_INCLUDED
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namespace test_block_retain {
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typedef void (^BlockTy)();
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void foo1(id);
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inline void initialization(id a) {
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// Call to @llvm.objc.retainBlock isn't needed.
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BlockTy b0 = ^{ foo1(a); };
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b0();
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}
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inline void assignmentConditional(id a, bool c) {
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BlockTy b0;
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if (c)
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// @llvm.objc.retainBlock is called since 'b0' is declared in the outer scope.
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b0 = ^{ foo1(a); };
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b0();
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}
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}
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#else
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// CHECK: %[[STRUCT_BLOCK_DESCRIPTOR:.*]] = type { i64, i64 }
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namespace test_block_retain {
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// CHECK-LABEL: define linkonce_odr void @_ZN17test_block_retain14initializationEP11objc_object(
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// CHECK-NOT: call i8* @llvm.objc.retainBlock(
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void test_initialization(id a) {
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initialization(a);
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}
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// CHECK-LABEL: define void @_ZN17test_block_retain26test_assignmentConditionalEP11objc_objectb(
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// CHECK: %[[BLOCK:.*]] = alloca <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8* }>, align 8
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// CHECK: %[[V4:.*]] = bitcast <{ i8*, i32, i32, i8*, %[[STRUCT_BLOCK_DESCRIPTOR]]*, i8* }>* %[[BLOCK]] to void ()*
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// CHECK: %[[V5:.*]] = bitcast void ()* %[[V4]] to i8*
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// CHECK: call i8* @llvm.objc.retainBlock(i8* %[[V5]])
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void test_assignmentConditional(id a, bool c) {
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assignmentConditional(a, c);
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}
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}
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#endif
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