tbitops: remove unavailable tests

tests/stdlib/tbitops.nim

@@ -1,7 +1,3 @@
-discard """
-  nimout: "OK"
-  output: "OK"
-"""
 import bitops
 
 proc main() =
@@ -123,65 +119,6 @@ proc main() =
     doAssert( U64A.rotateLeftBits(64) == U64A)
     doAssert( U64A.rotateRightBits(64) == U64A)
 
-  block:
-    # mask operations
-    var v: uint8
-    v.setMask(0b1100_0000)
-    v.setMask(0b0000_1100)
-    doAssert(v == 0b1100_1100)
-    v.flipMask(0b0101_0101)
-    doAssert(v == 0b1001_1001)
-    v.clearMask(0b1000_1000)
-    doAssert(v == 0b0001_0001)
-    v.clearMask(0b0001_0001)
-    doAssert(v == 0b0000_0000)
-  block:
-    # single bit operations
-    var v: uint8
-    v.setBit(0)
-    doAssert v == 0x0000_0001
-    v.setBit(1)
-    doAssert v == 0b0000_0011
-    v.flipBit(7)
-    doAssert v == 0b1000_0011
-    v.clearBit(0)
-    doAssert v == 0b1000_0010
-    v.flipBit(1)
-    doAssert v == 0b1000_0000
-    doAssert v.testbit(7)
-    doAssert not v.testbit(6)
-  block:
-    # multi bit operations
-    var v: uint8
-    v.setBits(0, 1, 7)
-    doAssert v == 0b1000_0011
-    v.flipBits(2, 3)
-    doAssert v == 0b1000_1111
-    v.clearBits(7, 0, 1)
-    doAssert v == 0b0000_1100
-  block:
-    # signed
-    var v: int8
-    v.setBit(7)
-    doAssert v == -128
-  block:
-    var v: uint64
-    v.setBit(63)
-    doAssert v == 0b1000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000_0000'u64
-
-  echo "OK"
-
-block: # not ready for vm because exception is compile error
-  try:
-    var v: uint32
-    var i = 32
-    v.setBit(i)
-    doAssert false
-  except RangeError:
-    discard
-  except:
-    doAssert false
-
 
 main()
 static: