mirror of
https://github.com/nim-lang/Nim.git
synced 2025-12-29 01:14:41 +00:00
b97d603cd0
* clean up some test categories * mention exact slice issue * magics into system * move trangechecks into overflow * move tmemory to system * try fix CI * try fix CI * final CI fix
35 lines
518 B
Nim
35 lines
518 B
Nim
|
|
block: # bug #2427
|
|
var x = 0'u8
|
|
dec x # OverflowDefect
|
|
x -= 1 # OverflowDefect
|
|
x = x - 1 # No error
|
|
|
|
doAssert(x == 253'u8)
|
|
|
|
block:
|
|
var x = 130'u8
|
|
x += 130'u8
|
|
doAssert(x == 4'u8)
|
|
|
|
block:
|
|
var x = 40000'u16
|
|
x = x + 40000'u16
|
|
doAssert(x == 14464'u16)
|
|
|
|
block:
|
|
var x = 4000000000'u32
|
|
x = x + 4000000000'u32
|
|
doAssert(x == 3705032704'u32)
|
|
|
|
block:
|
|
var x = 123'u16
|
|
x -= 125
|
|
doAssert(x == 65534'u16)
|
|
|
|
block t4175:
|
|
let i = 0u - 1u
|
|
const j = 0u - 1u
|
|
doAssert i == j
|
|
doAssert j + 1u == 0u
|