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acbbb815f1eaee5f00761b8e86c14709aa8ac096
/
.
/
gcc
/
testsuite
/
gcc.dg
/
pr8715.c
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/* { dg-do compile } */
/* { dg-options "-Wsign-compare -std=c99" } */
#include
<stdbool.h>
int
foo
()
{
unsigned
char
b
=
'1'
;
bool
x
=
~
b
;
/* { dg-warning "promoted ~unsigned is always non-zero" } */
return
0
;
}