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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/lint/type-overflow.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/lint/type-overflow.rs b/src/test/ui/lint/type-overflow.rs new file mode 100644 index 000000000..6234b794c --- /dev/null +++ b/src/test/ui/lint/type-overflow.rs @@ -0,0 +1,22 @@ +// check-pass +#![warn(overflowing_literals)] + +fn main() { + let error = 255i8; //~WARNING literal out of range for `i8` + + let ok = 0b1000_0001; // should be ok -> i32 + let ok = 0b0111_1111i8; // should be ok -> 127i8 + + let fail = 0b1000_0001i8; //~WARNING literal out of range for `i8` + + let fail = 0x8000_0000_0000_0000i64; //~WARNING literal out of range for `i64` + + let fail = 0x1_FFFF_FFFFu32; //~WARNING literal out of range for `u32` + + let fail: i128 = 0x8000_0000_0000_0000_0000_0000_0000_0000; + //~^ WARNING literal out of range for `i128` + + let fail = 0x8FFF_FFFF_FFFF_FFFE; //~WARNING literal out of range for `i32` + + let fail = -0b1111_1111i8; //~WARNING literal out of range for `i8` +} |