xref: /llvm-project/clang/test/Sema/attr-naked.cpp (revision 5b164a3a9b8c52e45641203de9c4c73fa7402570)
1 // RUN: %clang_cc1 %s -verify -fsyntax-only -triple arm-none-linux
2 // RUN: %clang_cc1 %s -verify -fsyntax-only -fms-compatibility -DDECLSPEC -triple i686-pc-win32
3 
4 class Foo {
5   void bar();
6   static void bar2();
7   unsigned v;
8   static unsigned s;
9 };
10 
bar()11 void __attribute__((naked)) Foo::bar() { // expected-note{{attribute is here}}
12   asm("mov r2, %0" : : "r"(v)); // expected-error{{'this' pointer references not allowed in naked functions}}
13 }
14 
bar2()15 void __attribute__((naked)) Foo::bar2() {
16   asm("mov r2, %0" : : "r"(s)); // static member reference is OK
17 }
18 
19 struct Bar {
20 #ifdef DECLSPEC
21   __declspec(naked) void func1(); // expected-error {{'naked' attribute only applies to non-member functions}}
22   __declspec(naked) static void func2(); // expected-error {{'naked' attribute only applies to non-member functions}}
23 #endif
24   __attribute__((naked)) void func3(); // OK
25   __attribute__((naked)) static void func4(); // OK
26 };
27