| /* { dg-do run } */ |
| /* { dg-shouldfail "ubsan" } */ |
| /* { dg-options "-fsanitize=shift -fsanitize-recover=shift-base -fno-sanitize-recover=shift-exponent -w -std=c99" } */ |
| |
| int |
| main (void) |
| { |
| int a = -42; |
| int b = -43; |
| volatile int c = 129; |
| int d = 1; |
| a << 1; |
| a << 1; |
| d <<= 31; |
| b << c; |
| a << 1; |
| } |
| /* { dg-output "left shift of negative value -42\[^\n\r]*(\n|\r\n|\r)" } */ |
| /* { dg-output "\[^\n\r]*left shift of negative value -42\[^\n\r]*(\n|\r\n|\r)" } */ |
| /* { dg-output "\[^\n\r]*left shift of 1 by 31 places cannot be represented in type 'int'\[^\n\r]*(\n|\r\n|\r)" } */ |
| /* { dg-output "\[^\n\r]*shift exponent 129 is too large for \[^\n\r]*-bit type 'int'" } */ |
