forked from OSchip/llvm-project
100 lines
3.9 KiB
C
100 lines
3.9 KiB
C
// RUN: %clang_cc1 -fms-extensions -emit-llvm -o - %s | FileCheck %s
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// CHECK: %struct.test = type { i32, %struct.nested2, i32 }
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// CHECK: %struct.nested2 = type { i32, %struct.nested1, i32 }
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// CHECK: %struct.nested1 = type { i32, i32 }
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typedef struct nested1 {
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int a1;
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int b1;
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} NESTED1;
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struct nested2 {
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int a;
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NESTED1;
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int b;
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};
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struct test {
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int x;
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struct nested2;
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int y;
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};
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void foo()
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{
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// CHECK: %var = alloca %struct.test, align 4
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struct test var;
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// CHECK: getelementptr inbounds %struct.test, %struct.test* %var, i32 0, i32 1
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// CHECK-NEXT: getelementptr inbounds %struct.nested2, %struct.nested2* %{{.*}}, i32 0, i32 0
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// CHECK-NEXT: load i32, i32* %{{.*}}, align 4
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var.a;
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// CHECK-NEXT: getelementptr inbounds %struct.test, %struct.test* %var, i32 0, i32 1
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// CHECK-NEXT: getelementptr inbounds %struct.nested2, %struct.nested2* %{{.*}}, i32 0, i32 2
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// CHECK-NEXT: load i32, i32* %{{.*}}, align 4
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var.b;
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// CHECK-NEXT: getelementptr inbounds %struct.test, %struct.test* %var, i32 0, i32 1
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// CHECK-NEXT: getelementptr inbounds %struct.nested2, %struct.nested2* %{{.*}}, i32 0, i32 1
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// CHECK-NEXT: getelementptr inbounds %struct.nested1, %struct.nested1* %{{.*}}, i32 0, i32 0
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// CHECK-NEXT: load i32, i32* %{{.*}}, align 4
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var.a1;
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// CHECK-NEXT: getelementptr inbounds %struct.test, %struct.test* %{{.*}}var, i32 0, i32 1
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// CHECK-NEXT: getelementptr inbounds %struct.nested2, %struct.nested2* %{{.*}}, i32 0, i32 1
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// CHECK-NEXT: getelementptr inbounds %struct.nested1, %struct.nested1* %{{.*}}, i32 0, i32 1
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// CHECK-NEXT: load i32, i32* %{{.*}}, align 4
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var.b1;
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// CHECK-NEXT: getelementptr inbounds %struct.test, %struct.test* %var, i32 0, i32 0
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// CHECK-NEXT: load i32, i32* %{{.*}}, align 4
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var.x;
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// CHECK-NEXT: getelementptr inbounds %struct.test, %struct.test* %var, i32 0, i32 2
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// CHECK-NEXT: load i32, i32* %{{.*}}, align 4
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var.y;
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}
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void foo2(struct test* var)
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{
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// CHECK: alloca %struct.test*, align
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// CHECK-NEXT: store %struct.test* %var, %struct.test** %{{.*}}, align
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// CHECK-NEXT: load %struct.test*, %struct.test** %{{.*}}, align
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// CHECK-NEXT: getelementptr inbounds %struct.test, %struct.test* %{{.*}}, i32 0, i32 1
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// CHECK-NEXT: getelementptr inbounds %struct.nested2, %struct.nested2* %{{.*}}, i32 0, i32 0
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// CHECK-NEXT: load i32, i32* %{{.*}}, align 4
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var->a;
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// CHECK-NEXT: load %struct.test*, %struct.test** %{{.*}}, align
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// CHECK-NEXT: getelementptr inbounds %struct.test, %struct.test* %{{.*}}, i32 0, i32 1
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// CHECK-NEXT: getelementptr inbounds %struct.nested2, %struct.nested2* %{{.*}}, i32 0, i32 2
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// CHECK-NEXT: load i32, i32* %{{.*}}, align 4
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var->b;
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// CHECK-NEXT: load %struct.test*, %struct.test** %{{.*}}, align
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// CHECK-NEXT: getelementptr inbounds %struct.test, %struct.test* %{{.*}}, i32 0, i32 1
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// CHECK-NEXT: getelementptr inbounds %struct.nested2, %struct.nested2* %{{.*}}, i32 0, i32 1
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// CHECK-NEXT: getelementptr inbounds %struct.nested1, %struct.nested1* %{{.*}}, i32 0, i32 0
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// CHECK-NEXT: load i32, i32* %{{.*}}, align 4
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var->a1;
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// CHECK-NEXT: load %struct.test*, %struct.test** %{{.*}}, align
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// CHECK-NEXT: getelementptr inbounds %struct.test, %struct.test* %{{.*}}, i32 0, i32 1
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// CHECK-NEXT: getelementptr inbounds %struct.nested2, %struct.nested2* %{{.*}}, i32 0, i32 1
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// CHECK-NEXT: getelementptr inbounds %struct.nested1, %struct.nested1* %{{.*}}, i32 0, i32 1
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// CHECK-NEXT: load i32, i32* %{{.*}}, align 4
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var->b1;
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// CHECK-NEXT: load %struct.test*, %struct.test** %{{.*}}, align
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// CHECK-NEXT: getelementptr inbounds %struct.test, %struct.test* %{{.*}}, i32 0, i32 0
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// CHECK-NEXT: load i32, i32* %{{.*}}, align 4
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var->x;
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// CHECK-NEXT: load %struct.test*, %struct.test** %{{.*}}, align
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// CHECK-NEXT: getelementptr inbounds %struct.test, %struct.test* %{{.*}}, i32 0, i32 2
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// CHECK-NEXT: load i32, i32* %{{.*}}, align 4
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var->y;
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}
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