| // RUN: %clang_cc1 %s -verify -fsyntax-only -triple i686-pc-linux |
| |
| int a __attribute__((naked)); // expected-warning {{'naked' attribute only applies to functions}} |
| |
| __attribute__((naked)) int t0(void) { |
| __asm__ volatile("mov r0, #0"); |
| } |
| |
| void t1() __attribute__((naked)); |
| |
| void t2() __attribute__((naked(2))); // expected-error {{'naked' attribute takes no arguments}} |
| |
| __attribute__((naked)) int t3() { // expected-note{{attribute is here}} |
| return 42; // expected-error{{non-ASM statement in naked function is not supported}} |
| } |
| |
| __attribute__((naked)) int t4() { |
| asm("movl $42, %eax"); |
| asm("retl"); |
| } |
| |
| __attribute__((naked)) int t5(int x) { |
| asm("movl x, %eax"); |
| asm("retl"); |
| } |
| |
| __attribute__((naked)) void t6() { |
| ; |
| } |
| |
| __attribute__((naked)) void t7() { |
| asm("movl $42, %eax"); |
| ; |
| } |
| |
| extern int x, y; |
| |
| __attribute__((naked)) void t8(int z) { // expected-note{{attribute is here}} |
| __asm__ ("movl $42, %1" |
| : "=r"(x), |
| "=r"(z) // expected-error{{parameter references not allowed in naked functions}} |
| ); |
| } |
| |
| __attribute__((naked)) void t9(int z) { // expected-note{{attribute is here}} |
| __asm__ ("movl %eax, %1" |
| : : "r"(x), |
| "r"(z) // expected-error{{parameter references not allowed in naked functions}} |
| ); |
| } |