llvm-project/clang/test/CodeGenCXX/virt-dtor-gen.cpp
CJ Johnson 69cd776e1e [CodeGen] Apply 'nonnull' and 'dereferenceable(N)' to 'this' pointer
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
2020-11-16 17:39:17 -08:00

11 lines
309 B
C++

// RUN: %clang_cc1 -o - -triple %itanium_abi_triple -emit-llvm %s | FileCheck %s
// PR5483
// Make sure we generate all three forms of the destructor when it is virtual.
class Foo {
virtual ~Foo();
};
Foo::~Foo() {}
// CHECK-LABEL: define {{.*}}void @_ZN3FooD0Ev(%class.Foo* {{[^,]*}} %this) unnamed_addr