llvm-project/clang/test/Sema/attr-naked.cpp
Aaron Ballman 5b164a3a9b Diagnose use of a naked attribute on a member function in ms-mode
This matches the behavior of cl.exe.
2022-03-24 11:52:43 -04:00

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918 B
C++

// RUN: %clang_cc1 %s -verify -fsyntax-only -triple arm-none-linux
// RUN: %clang_cc1 %s -verify -fsyntax-only -fms-compatibility -DDECLSPEC -triple i686-pc-win32
class Foo {
void bar();
static void bar2();
unsigned v;
static unsigned s;
};
void __attribute__((naked)) Foo::bar() { // expected-note{{attribute is here}}
asm("mov r2, %0" : : "r"(v)); // expected-error{{'this' pointer references not allowed in naked functions}}
}
void __attribute__((naked)) Foo::bar2() {
asm("mov r2, %0" : : "r"(s)); // static member reference is OK
}
struct Bar {
#ifdef DECLSPEC
__declspec(naked) void func1(); // expected-error {{'naked' attribute only applies to non-member functions}}
__declspec(naked) static void func2(); // expected-error {{'naked' attribute only applies to non-member functions}}
#endif
__attribute__((naked)) void func3(); // OK
__attribute__((naked)) static void func4(); // OK
};