126 lines
3.4 KiB
C
126 lines
3.4 KiB
C
// RUN: %clang_cc1 -fblocks -emit-llvm %s -o %t
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// RUN: FileCheck %s -input-file=%t -check-prefix=CHECK1
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// RUN: FileCheck %s -input-file=%t -check-prefix=CHECK2
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struct A {
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int a;
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float b;
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char c;
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};
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void test_nest_captured_stmt(int param) {
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int w;
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// CHECK1: %struct.anon{{.*}} = type { i32*, i32* }
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// CHECK1: %struct.anon{{.*}} = type { i32*, i32*, i32**, i32* }
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// CHECK1: [[T:%struct.anon.*]] = type { i32*, i32*, %struct.A*, i32**, i32* }
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#pragma clang __debug captured
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{
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int x;
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int *y = &w;
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#pragma clang __debug captured
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{
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struct A z;
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#pragma clang __debug captured
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{
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w = x = z.a = 1;
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*y = param;
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z.b = 0.1f;
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z.c = 'c';
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// CHECK1: define internal void @__captured_stmt{{.*}}([[T]]
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//
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// CHECK1: getelementptr inbounds [[T]]* {{.*}}, i32 0, i32 2
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// CHECK1-NEXT: load %struct.A**
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// CHECK1-NEXT: getelementptr inbounds %struct.A*
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// CHECK1-NEXT: store i32 1
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//
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// CHECK1: getelementptr inbounds [[T]]* {{.*}}, i32 0, i32 1
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// CHECK1-NEXT: load i32**
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// CHECK1-NEXT: store i32 1
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//
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// CHECK1: getelementptr inbounds [[T]]* {{.*}}, i32 0, i32 0
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// CHECK1-NEXT: load i32**
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// CHECK1-NEXT: store i32 1
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//
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// CHECK1: getelementptr inbounds [[T]]* {{.*}}, i32 0, i32 4
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// CHECK1-NEXT: load i32**
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// CHECK1-NEXT: load i32*
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// CHECK1-NEXT: getelementptr inbounds [[T]]* {{.*}}, i32 0, i32 3
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// CHECK1-NEXT: load i32***
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// CHECK1-NEXT: load i32**
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// CHECK1-NEXT: store i32
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//
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// CHECK1: getelementptr inbounds [[T]]* {{.*}}, i32 0, i32 2
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// CHECK1-NEXT: load %struct.A**
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// CHECK1-NEXT: getelementptr inbounds %struct.A*
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// CHECK1-NEXT: store float
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//
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// CHECK1: getelementptr inbounds [[T]]* {{.*}}, i32 0, i32 2
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// CHECK1-NEXT: load %struct.A**
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// CHECK1-NEXT: getelementptr inbounds %struct.A*
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// CHECK1-NEXT: store i8 99
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}
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}
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}
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}
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void test_nest_block() {
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__block int x;
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int y;
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^{
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int z;
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x = z;
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#pragma clang __debug captured
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{
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z = y; // OK
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}
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}();
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// CHECK2: define internal void @{{.*}}test_nest_block_block_invoke
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//
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// CHECK2: [[Z:%[0-9a-z_]*]] = alloca i32
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// CHECK2: alloca %struct.anon{{.*}}
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//
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// CHECK2: store i32
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// CHECK2: store i32* [[Z]]
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//
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// CHECK2: getelementptr inbounds %struct.anon
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// CHECK2-NEXT: getelementptr inbounds
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// CHECK2-NEXT: store i32*
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//
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// CHECK2: call void @__captured_stmt
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int a;
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#pragma clang __debug captured
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{
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__block int b;
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int c;
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__block int d;
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^{
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b = a;
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b = c;
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b = d;
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}();
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}
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// CHECK2: alloca %struct.__block_byref_b
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// CHECK2-NEXT: [[C:%[0-9a-z_]*]] = alloca i32
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// CHECK2-NEXT: alloca %struct.__block_byref_d
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//
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// CHECK2: bitcast %struct.__block_byref_b*
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// CHECK2-NEXT: store i8*
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//
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// CHECK2: [[CapA:%[0-9a-z_.]*]] = getelementptr inbounds {{.*}}, i32 0, i32 7
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//
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// CHECK2: getelementptr inbounds %struct.anon{{.*}}, i32 0, i32 0
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// CHECK2: load i32**
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// CHECK2: load i32*
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// CHECK2: store i32 {{.*}}, i32* [[CapA]]
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//
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// CHECK2: [[CapC:%[0-9a-z_.]*]] = getelementptr inbounds {{.*}}, i32 0, i32 8
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// CHECK2-NEXT: [[Val:%[0-9a-z_]*]] = load i32* [[C]]
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// CHECK2-NEXT: store i32 [[Val]], i32* [[CapC]]
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//
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// CHECK2: bitcast %struct.__block_byref_d*
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// CHECK2-NEXT: store i8*
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}
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