forked from OSchip/llvm-project
115 lines
4.0 KiB
C++
115 lines
4.0 KiB
C++
// RUN: %clang_cc1 -std=c++1z %s -triple x86_64-linux-gnu -fexceptions -fcxx-exceptions -emit-llvm -o - | FileCheck %s
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namespace Constant {
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struct A {
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int n;
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char k;
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~A();
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};
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struct B {
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char k2;
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};
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struct C : B {};
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struct D : A, C {};
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C c1 = {};
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C c2 = {1};
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// CHECK: @_ZN8Constant2c1E = global { i8 } zeroinitializer, align 1
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// CHECK: @_ZN8Constant2c2E = global { i8 } { i8 1 }, align 1
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// Test packing bases into tail padding.
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D d1 = {};
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D d2 = {1, 2, 3};
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D d3 = {1};
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// CHECK: @_ZN8Constant2d1E = global { i32, i8, i8 } zeroinitializer, align 4
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// CHECK: @_ZN8Constant2d2E = global { i32, i8, i8 } { i32 1, i8 2, i8 3 }, align 4
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// CHECK: @_ZN8Constant2d3E = global { i32, i8, i8 } { i32 1, i8 0, i8 0 }, align 4
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// CHECK-LABEL: define {{.*}}global_var_init
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// CHECK: call {{.*}} @__cxa_atexit({{.*}} @_ZN8Constant1DD1Ev {{.*}} @_ZN8Constant2d1E
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// CHECK-LABEL: define {{.*}}global_var_init
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// CHECK: call {{.*}} @__cxa_atexit({{.*}} @_ZN8Constant1DD1Ev {{.*}} @_ZN8Constant2d2E
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// CHECK-LABEL: define {{.*}}global_var_init
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// CHECK: call {{.*}} @__cxa_atexit({{.*}} @_ZN8Constant1DD1Ev {{.*}} @_ZN8Constant2d3E
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}
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namespace Dynamic {
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struct A {
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A();
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A(int);
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A(const char*, unsigned);
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~A();
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void *p;
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};
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struct B {
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~B();
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int n = 5;
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};
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struct C {
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C(bool = true);
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};
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int f(), g(), h(), i();
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struct D : A, B, C {
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int n = f();
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};
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D d1 = {};
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// CHECK-LABEL: define {{.*}}global_var_init
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// CHECK: call void @_ZN7Dynamic1AC2Ev({{.*}} @_ZN7Dynamic2d1E
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// CHECK: store i32 5, {{.*}}i8* getelementptr inbounds {{.*}} @_ZN7Dynamic2d1E{{.*}}, i64 8
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// CHECK: invoke void @_ZN7Dynamic1CC2Eb({{.*}} @_ZN7Dynamic2d1E{{.*}}, i1 zeroext true)
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// CHECK: unwind label %[[UNWIND:.*]]
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// CHECK: invoke i32 @_ZN7Dynamic1fEv()
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// CHECK: unwind label %[[UNWIND:.*]]
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// CHECK: store i32 {{.*}}, i32* getelementptr {{.*}} @_ZN7Dynamic2d1E, i32 0, i32 2
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// CHECK: call {{.*}} @__cxa_atexit({{.*}} @_ZN7Dynamic1DD1Ev {{.*}} @_ZN7Dynamic2d1E
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// CHECK: ret
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//
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// UNWIND:
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// CHECK: call void @_ZN7Dynamic1BD1Ev({{.*}}i8* getelementptr inbounds {{.*}} @_ZN7Dynamic2d1E{{.*}}, i64 8
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// CHECK: call void @_ZN7Dynamic1AD1Ev({{.*}} @_ZN7Dynamic2d1E
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D d2 = {1, 2, false};
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// CHECK-LABEL: define {{.*}}global_var_init
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// CHECK: call void @_ZN7Dynamic1AC1Ei({{.*}} @_ZN7Dynamic2d2E{{.*}}, i32 1)
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// CHECK: store i32 2, {{.*}}i8* getelementptr inbounds {{.*}}@_ZN7Dynamic2d2E{{.*}}, i64 8
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// CHECK: invoke void @_ZN7Dynamic1CC1Eb({{.*}} @_ZN7Dynamic2d2E{{.*}}, i1 zeroext false)
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// CHECK: invoke i32 @_ZN7Dynamic1fEv()
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// CHECK: store i32 {{.*}}, i32* getelementptr {{.*}} @_ZN7Dynamic2d2E, i32 0, i32 2
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// CHECK: call {{.*}} @__cxa_atexit({{.*}} @_ZN7Dynamic1DD1Ev {{.*}} @_ZN7Dynamic2d2E
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// CHECK: ret void
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D d3 = {g(), h(), {}, i()};
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// CHECK-LABEL: define {{.*}}global_var_init
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// CHECK: %[[G_CALL:.*]] = call i32 @_ZN7Dynamic1gEv()
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// CHECK: call void @_ZN7Dynamic1AC1Ei({{.*}} @_ZN7Dynamic2d3E{{.*}}, i32 %[[G_CALL]])
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// CHECK: %[[H_CALL:.*]] = invoke i32 @_ZN7Dynamic1hEv()
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// CHECK: unwind label %[[DESTROY_A_LPAD:.*]]
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// CHECK: store i32 %[[H_CALL]], {{.*}}i8* getelementptr inbounds {{.*}} @_ZN7Dynamic2d3E{{.*}}, i64 8
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// CHECK: invoke void @_ZN7Dynamic1CC2Eb({{.*}} @_ZN7Dynamic2d3E{{.*}}, i1 zeroext true)
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// CHECK: unwind label %[[DESTROY_AB_LPAD:.*]]
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// CHECK: %[[I_CALL:.*]] = invoke i32 @_ZN7Dynamic1iEv()
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// CHECK: unwind label %[[DESTROY_AB_LPAD:.*]]
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// CHECK: store i32 %[[I_CALL]], i32* getelementptr {{.*}} @_ZN7Dynamic2d3E, i32 0, i32 2
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// CHECK: call {{.*}} @__cxa_atexit({{.*}} @_ZN7Dynamic1DD1Ev {{.*}} @_ZN7Dynamic2d3E to i8*
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// CHECK: ret
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//
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// DESTROY_A_LPAD:
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// CHECK: br label %[[A_CLEANUP:.*]]
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//
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// DESTROY_B_LPAD:
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// CHECK: call void @_ZN7Dynamic1BD1Ev({{.*}}i8* getelementptr inbounds {{.*}} @_ZN7Dynamic2d3E{{.*}}, i64 8
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// CHECK: br label %[[A_CLEANUP:.*]]
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//
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// A_CLEANUP:
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// CHECK: call void @_ZN7Dynamic1AD1Ev({{.*}} @_ZN7Dynamic2d3E
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}
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