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1// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fsyntax-only -verify %s2// RUN: %clang_cc1 -triple i386-unknown-linux-gnu -fsyntax-only -verify %s3// RUN: %clang_cc1 -triple x86_64-pc-win32 -fsyntax-only -verify %s4// RUN: %clang_cc1 -triple i386-pc-win32 -fsyntax-only -verify %s5// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnux32 -fsyntax-only -verify %s6// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fsyntax-only -verify %s -DNOCALLERSAVE=17 8struct a {9 int b;10};11 12struct a test __attribute__((interrupt)); // expected-warning {{'interrupt' attribute only applies to non-K&R-style functions}}13 14__attribute__((interrupt)) int foo1(void) { return 0; } // expected-error-re {{{{(x86|x86-64)}} 'interrupt' attribute only applies to functions that have a 'void' return type}}15__attribute__((interrupt)) void foo2(void) {} // expected-error-re {{{{(x86|x86-64)}} 'interrupt' attribute only applies to functions that have only a pointer parameter optionally followed by an integer parameter}}16__attribute__((interrupt)) void foo3(void *a, unsigned b, int c) {} // expected-error-re {{{{(x86|x86-64)}} 'interrupt' attribute only applies to functions that have only a pointer parameter optionally followed by an integer parameter}}17__attribute__((interrupt)) void foo4(int a) {} // expected-error-re {{{{(x86|x86-64)}} 'interrupt' attribute only applies to functions that have a pointer as the first parameter}}18#ifdef _LP6419// expected-error-re@+6 {{{{(x86|x86-64)}} 'interrupt' attribute only applies to functions that have a 'unsigned long' type as the second parameter}}20#elif defined(__x86_64__)21// expected-error-re@+4 {{{{(x86|x86-64)}} 'interrupt' attribute only applies to functions that have a 'unsigned long long' type as the second parameter}}22#else23// expected-error-re@+2 {{{{(x86|x86-64)}} 'interrupt' attribute only applies to functions that have a 'unsigned int' type as the second parameter}}24#endif25__attribute__((interrupt)) void foo5(void *a, float b) {}26#ifdef _LP6427// expected-error-re@+6 {{{{(x86|x86-64)}} 'interrupt' attribute only applies to functions that have a 'unsigned long' type as the second parameter}}28#elif defined(__x86_64__)29// expected-error-re@+4 {{{{(x86|x86-64)}} 'interrupt' attribute only applies to functions that have a 'unsigned long long' type as the second parameter}}30#else31// expected-error-re@+2 {{{{(x86|x86-64)}} 'interrupt' attribute only applies to functions that have a 'unsigned int' type as the second parameter}}32#endif33__attribute__((interrupt)) void foo6(float *a, int b) {}34 35#ifdef _LP6436// expected-error-re@+4 {{{{(x86|x86-64)}} 'interrupt' attribute only applies to functions that have a 'unsigned long' type as the second parameter}}37#elif defined(__x86_64__)38// expected-error-re@+2 {{{{(x86|x86-64)}} 'interrupt' attribute only applies to functions that have a 'unsigned long long' type as the second parameter}}39#endif40__attribute__((interrupt)) void foo7(int *a, unsigned b) {}41__attribute__((interrupt)) void foo8(int *a) {}42 43void g(void (*fp)(int *));44int main(int argc, char **argv) {45 void *ptr = (void *)&foo7;46 g(foo8);47 48 (void)ptr;49#ifndef __x86_64__50 // expected-error@+2 {{interrupt service routine cannot be called directly}}51#endif52 foo7((int *)argv, argc);53 foo8((int *)argv); // expected-error {{interrupt service routine cannot be called directly}}54 return 0;55}56 57