1 #include <stdio.h> 2 3 __attribute__((noinline)) 4 char *Ident(char *x) { 5 fprintf(stderr, "1: %p\n", x); 6 return x; 7 } 8 9 __attribute__((noinline)) 10 char *Func1() { 11 char local; 12 return Ident(&local); 13 } 14 15 __attribute__((noinline)) 16 void Func2(char *x) { 17 fprintf(stderr, "2: %p\n", x); 18 *x = 1; 19 // Check-Common: {{WRITE of size 1 .* thread T0}} 20 // Check-Common: {{ #0.*Func2.*stack-use-after-return.cc:18}} 21 // Check-Common: {{is located in frame <.*Func1.*> of T0's stack}} 22 } 23 24 int main(int argc, char **argv) { 25 Func2(Func1()); 26 return 0; 27 } 28
