| /* PR c++/55095 */ |
| /* { dg-do compile { target int32 } } */ |
| /* { dg-options "-O -Wshift-overflow=2" } */ |
| /* { dg-additional-options "-std=c++11" { target c++ } } */ |
| |
| #define INTM1 (sizeof (int) * __CHAR_BIT__ - 1) |
| #define LLONGM1 (sizeof (long long) * __CHAR_BIT__ - 1) |
| |
| int i1 = 1 << INTM1; /* { dg-warning "requires 33 bits to represent" } */ |
| unsigned u1 = 1 << INTM1; /* { dg-warning "requires 33 bits to represent" } */ |
| long long int l1 = 1LL << LLONGM1; /* { dg-warning "requires 65 bits to represent" } */ |
