105 lines
2.3 KiB
C++
105 lines
2.3 KiB
C++
// RUN: %clang_cc1 -std=c++1y -triple x86_64-linux-gnu -fexceptions -fcxx-exceptions -emit-llvm %s -o - | FileCheck %s
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struct S {
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S();
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~S();
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};
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struct T {
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T() noexcept;
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~T();
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int n;
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};
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// CHECK-LABEL: define void @_Z1fv(
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void f() {
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// CHECK: call void @_ZN1SC1Ev(
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// CHECK: invoke void @__cxa_throw
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//
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// Ensure we call the lambda destructor here, and do not call the destructor
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// for the capture.
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// CHECK: landingpad
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// CHECK-NOT: _ZN1SD
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// CHECK: call void @"_ZZ1fvEN3$_0D1Ev"(
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// CHECK-NOT: _ZN1SD
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// CHECK: resume
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[s = S()] {}, throw 0;
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// CHECK: }
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}
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// CHECK-LABEL: define void @_Z1gv(
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void g() {
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// CHECK: call void @_ZN1SC1Ev(
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// CHECK: invoke void @__cxa_throw
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//
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// Ensure we call the lambda destructor here, and do not call the destructor
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// for the capture.
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// CHECK: landingpad
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// CHECK-NOT: @"_ZZ1gvEN3$_0D1Ev"(
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// CHECK: call void @_ZN1SD1Ev(
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// CHECK-NOT: @"_ZZ1gvEN3$_0D1Ev"(
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// CHECK: resume
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[s = S(), t = (throw 0, 1)] {};
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// CHECK: }
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}
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void x() noexcept;
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void y() noexcept;
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// CHECK-LABEL: define void @_Z1hbb(
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void h(bool b1, bool b2) {
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// CHECK: {{.*}} = alloca i1,
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// CHECK: %[[S_ISACTIVE:.*]] = alloca i1,
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// CHECK: {{.*}} = alloca i1,
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// lambda init: s and t, branch on b1
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// CHECK: call void @_ZN1SC1Ev(
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// CHECK: store i1 true, i1* %[[S_ISACTIVE]], align 1
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// CHECK: call void @_ZN1TC1Ev(
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// CHECK: br i1
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// throw 1
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// CHECK: invoke void @__cxa_throw
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// completion of lambda init, branch on b2
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// CHECK: store i32 42,
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// CHECK: store i1 false, i1* %[[S_ISACTIVE]], align 1
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// CHECK: br i1
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// throw 2
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// CHECK: invoke void @__cxa_throw
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// end of full-expression
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// CHECK: call void @_Z1xv(
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// CHECK: call void @"_ZZ1hbbEN3$_2D1Ev"(
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// CHECK: call void @_ZN1TD1Ev(
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// CHECK: call void @_Z1yv(
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// CHECK: ret void
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// cleanups for throw 1
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// CHECK: landingpad
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// CHECK-NOT: @"_ZZ1hbbEN3$_2D1Ev"(
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// CHECK: br
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// cleanups for throw 2
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// CHECK: landingpad
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// CHECK: call void @"_ZZ1hbbEN3$_2D1Ev"(
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// CHECK: br
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// common cleanup code
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// CHECK: call void @_ZN1TD1Ev(
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// CHECK: load i1, i1* %[[S_ISACTIVE]],
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// CHECK: br i1
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// CHECK: call void @_ZN1SD1Ev(
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// CHECK: br
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// CHECK: resume
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[s = S(), t = T().n, u = (b1 ? throw 1 : 42)] {}, (b2 ? throw 2 : 0), x();
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y();
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// CHECK: }
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}
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