gcc/gcc/testsuite/gcc.dg/c99-left-shift-2.c

15 lines
383 B
C

/* { dg-do compile } */
/* { dg-options "-std=iso9899:1999 -pedantic-errors -Wno-shift-overflow" } */
#define INTM2 (sizeof (int) * __CHAR_BIT__ - 2)
enum { A = 10 << INTM2 }; /* { dg-error "constant expression" } */
int k = 10 << INTM2; /* { dg-error "constant expression" } */
void
fn (int i)
{
switch (i)
case 10 << INTM2: break; /* { dg-error "constant expression" } */
}