39 lines · cpp
1// RUN: %clang_cc1 -fexceptions -triple x86_64-windows-msvc -debug-info-kind=limited -gcodeview -fdeclspec -emit-llvm %s -o - | FileCheck %s2 3struct Foo {4 int x;5};6struct Bar {7 int y;8};9extern Foo *gv_foo;10extern Bar *gv_bar;11extern "C" void doit() {12 gv_foo = new Foo();13 gv_bar = new Bar();14}15 16// CHECK-LABEL: define {{.*}}void @doit17// CHECK: call {{.*}} ptr {{.*}}@"??2@YAPEAX_K@Z"(i64 noundef 4) {{.*}} !heapallocsite [[DBG_FOO:!.*]]18// CHECK: call {{.*}} ptr {{.*}}@"??2@YAPEAX_K@Z"(i64 noundef 4) {{.*}} !heapallocsite [[DBG_BAR:!.*]]19 20extern "C" void useinvoke() {21 struct HasDtor {22 ~HasDtor() { delete gv_foo; }23 } o;24 gv_foo = new Foo();25}26 27// CHECK-LABEL: define {{.*}}void @useinvoke28// CHECK: invoke {{.*}} ptr {{.*}}@"??2@YAPEAX_K@Z"(i64 noundef 4)29// CHECK-NEXT: to label {{.*}} unwind label {{.*}} !heapallocsite [[DBG_FOO]]30 31// CHECK: [[DBG_FOO]] = distinct !DICompositeType(tag: DW_TAG_structure_type,32// CHECK-SAME: name: "Foo"33// CHECK: [[DBG_BAR]] = distinct !DICompositeType(tag: DW_TAG_structure_type,34// CHECK-SAME: name: "Bar"35 36// a new expression in a default arg has caused crashes in the past, add here to test that edge case37void foo(int *a = new int) {}38void bar() { foo(); }39