69cd776e1e
arguments. * Adds 'nonnull' and 'dereferenceable(N)' to 'this' pointer arguments * Gates 'nonnull' on -f(no-)delete-null-pointer-checks * Introduces this-nonnull.cpp and microsoft-abi-this-nullable.cpp tests to explicitly test the behavior of this change * Refactors hundreds of over-constrained clang tests to permit these attributes, where needed * Updates Clang12 patch notes mentioning this change Reviewed-by: rsmith, jdoerfert Differential Revision: https://reviews.llvm.org/D17993
30 lines
1.1 KiB
C++
30 lines
1.1 KiB
C++
// RUN: %clang_cc1 -fexceptions -fcxx-exceptions %s -triple=x86_64-pc-linux-gnu -munwind-tables -emit-llvm -o - -O1 -disable-llvm-passes | FileCheck %s
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// When generating the thunk for secondary, do not push terminate scopes for
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// either the varargs or non-varargs case. Related to PR44987.
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struct A {
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virtual void primary_key();
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};
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struct B {
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virtual void secondary();
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virtual void secondary_vararg(int, ...);
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};
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class C : A, B {
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virtual void primary_key();
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void secondary() noexcept;
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void secondary_vararg(int, ...) noexcept;
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};
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void C::primary_key() {}
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// CHECK-LABEL: define available_externally void @_ZThn8_N1C9secondaryEv(%class.C* {{[^,]*}} %this) {{.*}} #2
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// CHECK-NOT: invoke
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// CHECK: tail call void @_ZN1C9secondaryEv(%class.C* {{[^,]*}} %{{.*}})
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// CHECK-NOT: invoke
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// CHECK: ret void
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// CHECK-LABEL: define available_externally void @_ZThn8_N1C16secondary_varargEiz(%class.C* {{[^,]*}} %this, i32 %0, ...) {{.*}} #2
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// CHECK-NOT: invoke
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// CHECK: musttail call void (%class.C*, i32, ...) @_ZN1C16secondary_varargEiz(%class.C* {{[^,]*}} %{{.*}}, i32 %{{.*}}, ...) #3
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// CHECK-NEXT: ret void
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