зеркало из https://github.com/microsoft/clang-1.git
75 строки
2.5 KiB
C++
75 строки
2.5 KiB
C++
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// RUN: %clang_cc1 -std=c++1y %s -triple x86_64-linux-gnu -emit-llvm -o - | FileCheck %s
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struct A {
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int n = 0;
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const char *p;
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char k = p[n];
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int f();
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int x = f();
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union {
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char c;
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double d = 1.0;
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};
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};
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int f();
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union B {
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int a;
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int f();
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int b = f();
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};
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A a { .p = "foobar" };
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A b { 4, "bazquux", .x = 42, .c = 9 };
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A c { 1, 0, 'A', f(), { 3 } };
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// CHECK: @[[STR_A:.*]] = {{.*}} [7 x i8] c"foobar\00"
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// CHECK: @[[STR_B:.*]] = {{.*}} [8 x i8] c"bazquux\00"
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B x;
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B y {};
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B z { 1 };
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// CHECK: @z = global {{.*}} { i32 1 }
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// Initialization of 'a':
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// CHECK: store i32 0, i32* getelementptr inbounds ({{.*}} @a, i32 0, i32 0)
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// CHECK: store i8* {{.*}} @[[STR_A]]{{.*}}, i8** getelementptr inbounds ({{.*}} @a, i32 0, i32 1)
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// CHECK: load i32* getelementptr inbounds ({{.*}} @a, i32 0, i32 0)
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// CHECK: load i8** getelementptr inbounds ({{.*}} @a, i32 0, i32 1)
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// CHECK: getelementptr inbounds i8* %{{.*}}, {{.*}} %{{.*}}
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// CHECK: store i8 %{{.*}}, i8* getelementptr inbounds ({{.*}} @a, i32 0, i32 2)
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// CHECK: call i32 @_ZN1A1fEv({{.*}} @a)
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// CHECK: store i32 %{{.*}}, i32* getelementptr inbounds ({{.*}}* @a, i32 0, i32 3)
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// CHECK: call void @{{.*}}C1Ev({{.*}} getelementptr inbounds (%struct.A* @a, i32 0, i32 4))
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// Initialization of 'b':
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// CHECK: store i32 4, i32* getelementptr inbounds ({{.*}} @b, i32 0, i32 0)
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// CHECK: store i8* {{.*}} @[[STR_B]]{{.*}}, i8** getelementptr inbounds ({{.*}} @b, i32 0, i32 1)
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// CHECK: load i32* getelementptr inbounds ({{.*}} @b, i32 0, i32 0)
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// CHECK: load i8** getelementptr inbounds ({{.*}} @b, i32 0, i32 1)
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// CHECK: getelementptr inbounds i8* %{{.*}}, {{.*}} %{{.*}}
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// CHECK: store i8 %{{.*}}, i8* getelementptr inbounds ({{.*}} @b, i32 0, i32 2)
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// CHECK-NOT: @_ZN1A1fEv
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// CHECK: store i32 42, i32* getelementptr inbounds ({{.*}}* @b, i32 0, i32 3)
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// CHECK-NOT: C1Ev
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// CHECK: store i8 9, i8* {{.*}} @b, i32 0, i32 4)
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// Initialization of 'c':
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// CHECK: store i32 1, i32* getelementptr inbounds ({{.*}} @c, i32 0, i32 0)
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// CHECK: store i8* null, i8** getelementptr inbounds ({{.*}} @c, i32 0, i32 1)
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// CHECK-NOT: load
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// CHECK: store i8 65, i8* getelementptr inbounds ({{.*}} @c, i32 0, i32 2)
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// CHECK: call i32 @_Z1fv()
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// CHECK: store i32 %{{.*}}, i32* getelementptr inbounds ({{.*}}* @c, i32 0, i32 3)
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// CHECK-NOT: C1Ev
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// CHECK: store i8 3, i8* {{.*}} @c, i32 0, i32 4)
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// CHECK: call void @_ZN1BC1Ev({{.*}} @x)
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// CHECK: call i32 @_ZN1B1fEv({{.*}} @y)
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// CHECK: store i32 %{{.*}}, i32* getelementptr inbounds ({{.*}} @y, i32 0, i32 0)
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