e0ac46e69d
This reverts commit d618f1c3b12effd0c2bdb7d02108d3551f389d3d. This commit wasn't reviewed ahead of time and significant concerns were raised immediately after it landed. According to our developer policy this warrants immediate revert of the commit. https://llvm.org/docs/DeveloperPolicy.html#patch-reversion-policy Differential Revision: https://reviews.llvm.org/D155509
41 lines
1.2 KiB
C++
41 lines
1.2 KiB
C++
// RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -o - -fcxx-exceptions -fexceptions -std=c++11 | FileCheck %s
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// rdar://11904428
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// Ensure that we call __cxa_begin_catch before calling
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// std::terminate in a noexcept function.
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namespace test0 {
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void foo();
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struct A {
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A();
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~A();
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};
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void test() noexcept {
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A a;
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foo();
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}
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}
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// CHECK-LABEL: define{{.*}} void @_ZN5test04testEv()
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// This goes to the terminate lpad.
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// CHECK: invoke void @_ZN5test01AC1Ev(
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// CHECK-NEXT: unwind label %[[TERMINATE_LPAD:.*]]
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// This also goes to the terminate lpad (no cleanups!).
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// CHECK: invoke void @_ZN5test03fooEv()
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// CHECK-NEXT: unwind label %[[TERMINATE_LPAD]]
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// Destructors don't throw by default in C++11.
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// CHECK: call void @_ZN5test01AD1Ev(
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// Cleanup lpad.
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// CHECK: [[TERMINATE_LPAD]]:
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// CHECK-NEXT: [[T0:%.*]] = landingpad
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// CHECK-NEXT: catch ptr null
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// CHECK-NEXT: [[T1:%.*]] = extractvalue { ptr, i32 } [[T0]], 0
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// CHECK-NEXT: call void @__clang_call_terminate(ptr [[T1]])
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// CHECK-NEXT: unreachable
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// CHECK-LABEL: define linkonce_odr hidden void @__clang_call_terminate(
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// CHECK: call ptr @__cxa_begin_catch(
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// CHECK-NEXT: call void @_ZSt9terminatev()
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// CHECK-NEXT: unreachable
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