diff options
Diffstat (limited to '')
-rw-r--r-- | src/test/ui/numbers-arithmetic/next-power-of-two-overflow-ndebug.rs | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/test/ui/numbers-arithmetic/next-power-of-two-overflow-ndebug.rs b/src/test/ui/numbers-arithmetic/next-power-of-two-overflow-ndebug.rs new file mode 100644 index 000000000..982cd97c5 --- /dev/null +++ b/src/test/ui/numbers-arithmetic/next-power-of-two-overflow-ndebug.rs @@ -0,0 +1,14 @@ +// run-pass +// compile-flags: -C debug_assertions=no +// ignore-emscripten dies with an LLVM error + +fn main() { + for i in 129..256 { + assert_eq!((i as u8).next_power_of_two(), 0); + } + + assert_eq!(((1u16 << 15) + 1).next_power_of_two(), 0); + assert_eq!(((1u32 << 31) + 1).next_power_of_two(), 0); + assert_eq!(((1u64 << 63) + 1).next_power_of_two(), 0); + assert_eq!(((1u128 << 127) + 1).next_power_of_two(), 0); +} |