Revert "fixes #20155; repr range with distinct types is broken with ORC" (#20334)

Revert "fixes #20155; repr range with distinct types is broken with ORC (#20158)"

This reverts commit 37b3f62eef.

compiler/semmagic.nim

@@ -190,9 +190,6 @@ proc evalTypeTrait(c: PContext; traitCall: PNode, operand: PType, context: PSym)
       arg = arg.base.skipTypes(skippedTypes + {tyGenericInst})
       if not rec: break
     result = getTypeDescNode(c, arg, operand.owner, traitCall.info)
-  of "skipRanges":
-    var arg = operand.skipTypes({tyRange})
-    result = getTypeDescNode(c, arg, operand.owner, traitCall.info)
   else:
     localError(c.config, traitCall.info, "unknown trait: " & s)
     result = newNodeI(nkEmpty, traitCall.info)

lib/system/repr_v2.nim

@@ -9,8 +9,6 @@ proc isNamedTuple(T: typedesc): bool {.magic: "TypeTrait".}
 proc distinctBase(T: typedesc, recursive: static bool = true): typedesc {.magic: "TypeTrait".}
   ## imported from typetraits
 
-proc skipRanges(T: typedesc): typedesc {.magic: "TypeTrait".}
-
 proc repr*(x: NimNode): string {.magic: "Repr", noSideEffect.}
 
 proc repr*(x: int): string =
@@ -98,10 +96,7 @@ proc repr*(p: proc): string =
   repr(cast[ptr pointer](unsafeAddr p)[])
 
 template repr*(x: distinct): string =
-  when x is range: # hacks for ranges with distinct sub types
+  repr(distinctBase(typeof(x))(x))
-    repr(distinctBase(skipRanges(typeof(x)))(x))
-  else:
-    repr(distinctBase(typeof(x))(x))
 
 template repr*(t: typedesc): string = $t
 

tests/metatype/tmetatype_various.nim

@@ -1,5 +1,4 @@
 discard """
-  matrix: "--mm:refc; --mm:orc"
   output: '''[1, 0, 0, 0, 0, 0, 0, 0] CTBool[Ct[system.uint32]]'''
 """