llvm-project/clang/test/CodeGenCXX/pr13396.cpp

27 lines
1.2 KiB
C++

// RUN: %clang_cc1 -no-opaque-pointers -triple i686-pc-linux-gnu %s -emit-llvm -o - | FileCheck %s
struct foo {
template<typename T>
__attribute__ ((regparm (3))) foo(T x) {}
__attribute__ ((regparm (3))) foo();
__attribute__ ((regparm (3))) ~foo();
};
foo::foo() {
// CHECK-LABEL: define{{.*}} void @_ZN3fooC2Ev(%struct.foo* inreg noundef nonnull align 1 dereferenceable(1) %this)
// CHECK-LABEL: define{{.*}} void @_ZN3fooC1Ev(%struct.foo* inreg noundef nonnull align 1 dereferenceable(1) %this)
}
foo::~foo() {
// CHECK-LABEL: define{{.*}} void @_ZN3fooD2Ev(%struct.foo* inreg noundef nonnull align 1 dereferenceable(1) %this)
// CHECK-LABEL: define{{.*}} void @_ZN3fooD1Ev(%struct.foo* inreg noundef nonnull align 1 dereferenceable(1) %this)
}
void dummy() {
// FIXME: how can we explicitly instantiate a template constructor? Gcc and
// older clangs accept:
// template foo::foo(int x);
foo x(10);
// CHECK-LABEL: define linkonce_odr void @_ZN3fooC1IiEET_(%struct.foo* inreg noundef nonnull align 1 dereferenceable(1) %this, i32 inreg noundef %x)
// CHECK-LABEL: define linkonce_odr void @_ZN3fooC2IiEET_(%struct.foo* inreg noundef nonnull align 1 dereferenceable(1) %this, i32 inreg noundef %x)
}