/* { dg-do compile } */ | |
/* { dg-options "-Wuninitialized -O2" } */ | |
int g; | |
void bar(); | |
void blah(int); | |
int foo (int n, int m, int r) | |
{ | |
int flag = 0; | |
int v; | |
if (n) | |
{ | |
v = r; | |
flag = 1; | |
} | |
if (m) | |
g++; | |
else | |
bar(); | |
if (r > 0) | |
goto use; | |
if (flag) | |
{ | |
use: | |
blah(v); /* { dg-warning "uninitialized" "real warning" } */ | |
} | |
return 0; | |
} |