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