Show constant folding option
type_max() takes unsigned into account
const_op_exec() handles unsigned types properly
unsigned -> signed test
Moved -ftrapv test
Integer overflow/underflow const op test
Change const_op_exec() flow control - single return
Generalise overflow handling in constant-op code
unsigned overflow test
Backend respects -fno-const-fold
Make -ftrapv apply to unary operators
Fix x86_64 idiv with unsigned types
Test for -INT_MIN trapv