clang/test/Sema/builtin-stackaddress.c

   1 // RUN: %clang_cc1 -fsyntax-only -verify %s
   2
   3 void* a(unsigned x) {
   4 return __builtin_return_address(0);
   5 }
   6
   7 void b(unsigned x) {
   8 return __builtin_return_address(x); // expected-error{{argument to '__builtin_return_address' must be a constant integer}}
   9 }
  10
  11 void* c(unsigned x) {
  12 // expected-error@+1 {{argument value 4294967295 is outside the valid range [0, 65535]}}
  13 return __builtin_return_address(-1);
  14 }
  15
  16 void* d(unsigned x) {
  17 // expected-error@+1 {{argument value 1048575 is outside the valid range [0, 65535]}}
  18 return __builtin_return_address(0xFFFFF);
  19 }
  20
  21 void* e(unsigned x) {
  22 return __builtin_frame_address(0);
  23 }
  24
  25 void f(unsigned x) {
  26 // expected-error@+1 {{argument to '__builtin_frame_address' must be a constant integer}}
  27 return __builtin_frame_address(x);
  28 }
  29
  30 void* g(unsigned x) {
  31 // expected-error@+1 {{argument value 4294967295 is outside the valid range [0, 65535]}}
  32 return __builtin_frame_address(-1);
  33 }
  34
  35 void* h(unsigned x) {
  36 // expected-error@+1 {{argument value 1048575 is outside the valid range [0, 65535]}}
  37 return __builtin_frame_address(0xFFFFF);
  38 }