rt_gccstream/gcc/testsuite/gcc.dg/bitfld-20.c

12 lines
313 B
C

/* Test for bit-field widths not integer constant expressions but
folding to integer constants: PR 42439. */
/* { dg-do compile } */
/* { dg-options "-O2 -pedantic" } */
void
f (void)
{
const int m = 1;
((void)(sizeof(struct { int i:!!m; }))); /* { dg-warning "not an integer constant expression" } */
}