Merge branch 'devel' into add_cline

compiler/liftdestructors.nim

@@ -1085,7 +1085,13 @@ proc inst(g: ModuleGraph; c: PContext; t: PType; kind: TTypeAttachedOp; idgen: I
   let op = getAttachedOp(g, t, kind)
   if op != nil and op.ast != nil and op.ast.isGenericRoutine:
     if t.typeInst != nil:
-      var a = TLiftCtx(info: info, g: g, kind: kind, c: c, idgen: idgen)
+      var a: TLiftCtx
+      a.info = info
+      a.g = g
+      a.kind = kind
+      a.c = c
+      a.idgen = idgen
+
       let opInst = instantiateGeneric(a, op, t, t.typeInst)
       if opInst.ast != nil:
         patchBody(g, c, opInst.ast, info, a.idgen)

compiler/lookups.nim

@@ -343,8 +343,7 @@ proc addDeclAt*(c: PContext; scope: PScope, sym: PSym, info: TLineInfo) =
   if sym.name.s == "_": return
   let conflict = scope.addUniqueSym(sym)
   if conflict != nil:
-    if sym.kind == skModule and conflict.kind == skModule and
-                        sym.position == conflict.position:
+    if sym.kind == skModule and conflict.kind == skModule and sym.owner == conflict.owner:
       # e.g.: import foo; import foo
       # xxx we could refine this by issuing a different hint for the case
       # where a duplicate import happens inside an include.

compiler/main.nim

@@ -71,13 +71,6 @@ proc commandGenDepend(graph: ModuleGraph) =
   let project = graph.config.projectFull
   writeDepsFile(graph)
   generateDot(graph, project)
-
-  # dot in graphivz tool kit is required
-  let graphvizDotPath = findExe("dot")
-  if graphvizDotPath.len == 0:
-    quit("gendepend: Graphviz's tool dot is required," &
-    "see https://graphviz.org/download for downloading")
-
   execExternalProgram(graph.config, "dot -Tpng -o" &
       changeFileExt(project, "png").string &
       ' ' & changeFileExt(project, "dot").string)

compiler/nodejs.nim

@@ -7,4 +7,4 @@ proc findNodeJs*(): string {.inline.} =
     result = findExe("node")
   if result.len == 0:
     echo "Please install NodeJS first, see https://nodejs.org/en/download"
-    raise newException(IOError, "NodeJS not found in PATH")
+    raise newException(IOError, "NodeJS not found in PATH: " & result)

compiler/semexprs.nim

@@ -998,7 +998,7 @@ proc afterCallActions(c: PContext; n, orig: PNode, flags: TExprFlags; expectedTy
     fixAbstractType(c, result)
     analyseIfAddressTakenInCall(c, result)
     if callee.magic != mNone:
-      result = magicsAfterOverloadResolution(c, result, flags, expectedType)
+      result = magicsAfterOverloadResolution(c, result, flags)
     when false:
       if result.typ != nil and
           not (result.typ.kind == tySequence and result.typ[0].kind == tyEmpty):
@@ -2206,7 +2206,7 @@ proc semQuoteAst(c: PContext, n: PNode): PNode =
     dummyTemplate[paramsPos].add newTreeI(nkIdentDefs, n.info, ids[0], getSysSym(c.graph, n.info, "typed").newSymNode, c.graph.emptyNode)
     for i in 1..<ids.len:
       let typ = semExprWithType(c, quotes[i+1], {}).typ
-      if tfTriggersCompileTime notin typ.flags and typ.kind != tyTypeDesc:
+      if tfTriggersCompileTime notin typ.flags:
         dummyTemplate[paramsPos].add newTreeI(nkIdentDefs, n.info, ids[i], newNodeIT(nkType, n.info, typ), c.graph.emptyNode)
       else:
         dummyTemplate[paramsPos].add newTreeI(nkIdentDefs, n.info, ids[i], getSysSym(c.graph, n.info, "typed").newSymNode, c.graph.emptyNode)

compiler/seminst.nim

@@ -127,18 +127,11 @@ proc instantiateBody(c: PContext, n, params: PNode, result, orig: PSym) =
         if sfGenSym in param.flags:
           idTablePut(symMap, params[i].sym, result.typ.n[param.position+1].sym)
     freshGenSyms(c, b, result, orig, symMap)
-
+    
     if sfBorrow notin orig.flags: 
       # We do not want to generate a body for generic borrowed procs.
       # As body is a sym to the borrowed proc.
-      let resultType = # todo probably refactor it into a function
-        if result.kind == skMacro:
-          sysTypeFromName(c.graph, n.info, "NimNode")
-        elif not isInlineIterator(result.typ):
-          result.typ[0]
-        else:
-          nil
-      b = semProcBody(c, b, resultType)
+      b = semProcBody(c, b)
     result.ast[bodyPos] = hloBody(c, b)
     excl(result.flags, sfForward)
     trackProc(c, result, result.ast[bodyPos])

compiler/semmagic.nim

@@ -526,7 +526,7 @@ proc checkDefault(c: PContext, n: PNode): PNode =
     message(c.config, n.info, warnUnsafeDefault, typeToString(constructed))
 
 proc magicsAfterOverloadResolution(c: PContext, n: PNode,
-                                   flags: TExprFlags; expectedType: PType = nil): PNode =
+                                   flags: TExprFlags): PNode =
   ## This is the preferred code point to implement magics.
   ## ``c`` the current module, a symbol table to a very good approximation
   ## ``n`` the ast like it would be passed to a real macro
@@ -635,9 +635,5 @@ proc magicsAfterOverloadResolution(c: PContext, n: PNode,
     result = n
   of mPrivateAccess:
     result = semPrivateAccess(c, n)
-  of mArrToSeq:
-    result = n
-    if result.typ != nil and expectedType != nil and result.typ.kind == tySequence and expectedType.kind == tySequence and result.typ[0].kind == tyEmpty:
-      result.typ = expectedType # type inference for empty sequence # bug #21377
   else:
     result = n

compiler/semobjconstr.nim

@@ -142,45 +142,15 @@ proc fieldsPresentInInitExpr(c: PContext, fieldsRecList, initExpr: PNode): strin
       if result.len != 0: result.add ", "
       result.add field.sym.name.s.quoteStr
 
-proc locateFieldInDefaults(sym: PSym, defaults: seq[PNode]): bool =
-  result = false
-  for d in defaults:
-    if sym.id == d[0].sym.id:
-      return true
-
 proc collectMissingFields(c: PContext, fieldsRecList: PNode,
-                          constrCtx: var ObjConstrContext, defaults: seq[PNode]
-                          ): seq[PSym] =
-    for r in directFieldsInRecList(fieldsRecList):
+                          constrCtx: var ObjConstrContext) =
+  for r in directFieldsInRecList(fieldsRecList):
+    if constrCtx.needsFullInit or
+       sfRequiresInit in r.sym.flags or
+       r.sym.typ.requiresInit:
       let assignment = locateFieldInInitExpr(c, r.sym, constrCtx.initExpr)
-      if assignment == nil and not locateFieldInDefaults(r.sym, defaults):
-        if constrCtx.needsFullInit or
-          sfRequiresInit in r.sym.flags or
-            r.sym.typ.requiresInit:
-          constrCtx.missingFields.add r.sym
-        else:
-          result.add r.sym
-
-proc collectMissingCaseFields(c: PContext, branchNode: PNode,
-                          constrCtx: var ObjConstrContext, defaults: seq[PNode]): seq[PSym] =
-  if branchNode != nil:
-    let fieldsRecList = branchNode[^1]
-    result = collectMissingFields(c, fieldsRecList, constrCtx, defaults)
-
-proc collectOrAddMissingCaseFields(c: PContext, branchNode: PNode,
-                          constrCtx: var ObjConstrContext, defaults: var seq[PNode]) =
-  let res = collectMissingCaseFields(c, branchNode, constrCtx, defaults)
-  for sym in res:
-    let asgnType = newType(tyTypeDesc, nextTypeId(c.idgen), sym.typ.owner)
-    let recTyp = sym.typ.skipTypes(defaultFieldsSkipTypes)
-    rawAddSon(asgnType, recTyp)
-    let asgnExpr = newTree(nkCall,
-          newSymNode(getSysMagic(c.graph, constrCtx.initExpr.info, "zeroDefault", mZeroDefault)),
-          newNodeIT(nkType, constrCtx.initExpr.info, asgnType)
-        )
-    asgnExpr.flags.incl nfUseDefaultField
-    asgnExpr.typ = recTyp
-    defaults.add newTree(nkExprColonExpr, newSymNode(sym), asgnExpr)
+      if assignment == nil:
+        constrCtx.missingFields.add r.sym
 
 proc semConstructFields(c: PContext, n: PNode, constrCtx: var ObjConstrContext,
                         flags: TExprFlags): tuple[status: InitStatus, defaults: seq[PNode]] =
@@ -196,6 +166,11 @@ proc semConstructFields(c: PContext, n: PNode, constrCtx: var ObjConstrContext,
       let fields = branch[^1]
       fieldsPresentInInitExpr(c, fields, constrCtx.initExpr)
 
+    template collectMissingFields(branchNode: PNode) =
+      if branchNode != nil:
+        let fields = branchNode[^1]
+        collectMissingFields(c, fields, constrCtx)
+
     let discriminator = n[0]
     internalAssert c.config, discriminator.kind == nkSym
     var selectedBranch = -1
@@ -313,7 +288,8 @@ proc semConstructFields(c: PContext, n: PNode, constrCtx: var ObjConstrContext,
       # When a branch is selected with a partial match, some of the fields
       # that were not initialized may be mandatory. We must check for this:
       if result.status == initPartial:
-        collectOrAddMissingCaseFields(c, branchNode, constrCtx, result.defaults)
+        collectMissingFields branchNode
+
     else:
       result.status = initNone
       let discriminatorVal = semConstrField(c, flags + {efPreferStatic},
@@ -326,7 +302,7 @@ proc semConstructFields(c: PContext, n: PNode, constrCtx: var ObjConstrContext,
         # a result:
         let defaultValue = newIntLit(c.graph, constrCtx.initExpr.info, 0)
         let matchedBranch = n.pickCaseBranch defaultValue
-        discard collectMissingCaseFields(c, matchedBranch, constrCtx, @[])
+        collectMissingFields matchedBranch
       else:
         result.status = initPartial
         if discriminatorVal.kind == nkIntLit:
@@ -336,12 +312,11 @@ proc semConstructFields(c: PContext, n: PNode, constrCtx: var ObjConstrContext,
           if matchedBranch != nil:
             let (_, defaults) = semConstructFields(c, matchedBranch[^1], constrCtx, flags)
             result.defaults.add defaults
-            collectOrAddMissingCaseFields(c, matchedBranch, constrCtx, result.defaults)
+            collectMissingFields matchedBranch
         else:
           # All bets are off. If any of the branches has a mandatory
           # fields we must produce an error:
-          for i in 1..<n.len:
-            discard collectMissingCaseFields(c, n[i], constrCtx, @[])
+          for i in 1..<n.len: collectMissingFields n[i]
   of nkSym:
     let field = n.sym
     let e = semConstrField(c, flags, field, constrCtx.initExpr)
@@ -373,7 +348,7 @@ proc semConstructTypeAux(c: PContext,
     result.status.mergeInitStatus status
     result.defaults.add defaults
     if status in {initPartial, initNone, initUnknown}:
-      discard collectMissingFields(c, t.n, constrCtx, result.defaults)
+      collectMissingFields c, t.n, constrCtx
     let base = t[0]
     if base == nil: break
     t = skipTypes(base, skipPtrs)

compiler/transf.nim

@@ -50,7 +50,6 @@ type
     module: PSym
     transCon: PTransCon      # top of a TransCon stack
     inlining: int            # > 0 if we are in inlining context (copy vars)
-    isIntroducingNewLocalVars: bool  # true if we are in `introducingNewLocalVars` (don't transform yields)
     contSyms, breakSyms: seq[PSym]  # to transform 'continue' and 'break'
     deferDetected, tooEarly: bool
     graph: ModuleGraph
@@ -451,9 +450,7 @@ proc transformYield(c: PTransf, n: PNode): PNode =
     result.add(c.transCon.forLoopBody)
   else:
     # we need to introduce new local variables:
-    c.isIntroducingNewLocalVars = true # don't transform yields when introducing new local vars
     result.add(introduceNewLocalVars(c, c.transCon.forLoopBody))
-    c.isIntroducingNewLocalVars = false
 
   for idx in 0 ..< result.len:
     var changeNode = result[idx]
@@ -1039,7 +1036,7 @@ proc transform(c: PTransf, n: PNode): PNode =
     else:
       result = transformSons(c, n)
   of nkYieldStmt:
-    if c.inlining > 0 and not c.isIntroducingNewLocalVars:
+    if c.inlining > 0:
       result = transformYield(c, n)
     else:
       result = transformSons(c, n)

compiler/vmgen.nim

@@ -1909,8 +1909,7 @@ proc genVarSection(c: PCtx; n: PNode) =
           c.genAdditionalCopy(a[2], opcWrDeref, tmp, 0, val)
           c.freeTemp(val)
           c.freeTemp(tmp)
-        elif not importcCondVar(s) and not (s.typ.kind == tyProc and s.typ.callConv == ccClosure) and
-                sfPure notin s.flags: # fixes #10938
+        elif not importcCondVar(s) and not (s.typ.kind == tyProc and s.typ.callConv == ccClosure): # fixes #10938
           # there is a pre-existing issue with closure types in VM
           # if `(var s: proc () = default(proc ()); doAssert s == nil)` works for you;
           # you might remove the second condition.

doc/advopt.txt

@@ -172,6 +172,6 @@ Advanced options:
   --useVersion:1.0|1.2|1.6  emulate Nim version X of the Nim compiler, for testing
   --benchmarkVM:on|off      turn benchmarking of VM code with cpuTime() on|off
   --profileVM:on|off        turn compile time VM profiler on|off
-  --sinkInference:on|off    turn sink parameter inference on|off (default: off)
+  --sinkInference:on|off    turn sink parameter inference on|off (default: on)
   --panics:on|off           turn panics into process terminations (default: off)
   --deepcopy:on|off         enable 'system.deepCopy' for ``--mm:arc|orc``

lib/pure/times.nim

@@ -408,16 +408,6 @@ const unitWeights: array[FixedTimeUnit, int64] = [
   7 * secondsInDay * 1e9.int64,
 ]
 
-when (NimMajor, NimMinor) >= (1, 4):
-  # Newer versions of Nim don't track defects
-  {.pragma: parseFormatRaises, raises: [TimeParseError, TimeFormatParseError].}
-  {.pragma: parseRaises, raises: [TimeParseError].}
-else:
-  # Still track when using older versions
-  {.pragma: parseFormatRaises, raises: [TimeParseError, TimeFormatParseError, Defect].}
-  {.pragma: parseRaises, raises: [TimeParseError, Defect].}
-  
-
 #
 # Helper procs
 #
@@ -2144,7 +2134,8 @@ proc format*(time: Time, f: static[string], zone: Timezone = local()): string
   result = time.inZone(zone).format(f2)
 
 proc parse*(input: string, f: TimeFormat, zone: Timezone = local(),
-    loc: DateTimeLocale = DefaultLocale): DateTime {.parseRaises.} =
+    loc: DateTimeLocale = DefaultLocale): DateTime
+    {.raises: [TimeParseError, Defect].} =
   ## Parses `input` as a `DateTime` using the format specified by `f`.
   ## If no UTC offset was parsed, then `input` is assumed to be specified in
   ## the `zone` timezone. If a UTC offset was parsed, the result will be
@@ -2187,7 +2178,8 @@ proc parse*(input: string, f: TimeFormat, zone: Timezone = local(),
   result = toDateTime(parsed, zone, f, input)
 
 proc parse*(input, f: string, tz: Timezone = local(),
-    loc: DateTimeLocale = DefaultLocale): DateTime {.parseFormatRaises.} =
+    loc: DateTimeLocale = DefaultLocale): DateTime
+    {.raises: [TimeParseError, TimeFormatParseError, Defect].} =
   ## Shorthand for constructing a `TimeFormat` and using it to parse
   ## `input` as a `DateTime`.
   ##
@@ -2200,12 +2192,14 @@ proc parse*(input, f: string, tz: Timezone = local(),
   result = input.parse(dtFormat, tz, loc = loc)
 
 proc parse*(input: string, f: static[string], zone: Timezone = local(),
-    loc: DateTimeLocale = DefaultLocale): DateTime {.parseRaises.} =
+    loc: DateTimeLocale = DefaultLocale):
+  DateTime {.raises: [TimeParseError, Defect].} =
   ## Overload that validates `f` at compile time.
   const f2 = initTimeFormat(f)
   result = input.parse(f2, zone, loc = loc)
 
-proc parseTime*(input, f: string, zone: Timezone): Time {.parseFormatRaises.} =
+proc parseTime*(input, f: string, zone: Timezone): Time
+    {.raises: [TimeParseError, TimeFormatParseError, Defect].} =
   ## Shorthand for constructing a `TimeFormat` and using it to parse
   ## `input` as a `DateTime`, then converting it a `Time`.
   ##
@@ -2217,7 +2211,7 @@ proc parseTime*(input, f: string, zone: Timezone): Time {.parseFormatRaises.} =
   parse(input, f, zone).toTime()
 
 proc parseTime*(input: string, f: static[string], zone: Timezone): Time
-    {.parseRaises.} =
+    {.raises: [TimeParseError, Defect].} =
   ## Overload that validates `format` at compile time.
   const f2 = initTimeFormat(f)
   result = input.parse(f2, zone).toTime()

tests/arc/tcaseobj.nim

@@ -269,64 +269,3 @@ proc bug20305 =
   echo x.pChildren
 
 bug20305()
-
-# bug #21023
-block:
-  block:
-    type
-      MGErrorKind = enum
-        mgeUnexpected, mgeNotFound
-
-    type Foo = object
-      kind: MGErrorKind
-      ex: Exception
-
-    type Boo = object
-      a: seq[int]
-
-    type
-      Result2 = object
-        case o: bool
-        of false:
-          e: Foo
-        of true:
-          v: Boo
-
-    proc startSessionSync(): Result2 =
-      return Result2(o: true)
-
-    proc mainSync =
-      let ff = startSessionSync()
-      doAssert ff.o == true
-
-    mainSync()
-
-  block:
-    type
-      MGErrorKind = enum
-        mgeUnexpected, mgeNotFound
-
-    type Foo = object
-      kind: MGErrorKind
-      ex: Exception
-
-    type Boo = object
-      a: seq[int]
-
-    type
-      Result2 = object
-        case o: bool
-        of false:
-          e: Foo
-        of true:
-          v: Boo
-          s: int
-
-    proc startSessionSync(): Result2 =
-      return Result2(o: true, s: 12)
-
-    proc mainSync =
-      let ff = startSessionSync()
-      doAssert ff.s == 12
-
-    mainSync()

tests/errmsgs/t16654.nim

@@ -1,12 +0,0 @@
-discard """
-  cmd: "nim check $options $file"
-  errormsg: "type mismatch: got <int> but expected 'float'"
-"""
-
-when true: # bug #16654
-  func fn[T](a: T, op: proc(a: T): float) = discard
-  proc main() =
-    let v = 1
-    proc bar(r: auto): auto = v
-    fn(1, bar)
-  main()

tests/generics/tgeneric0.nim

@@ -153,16 +153,3 @@ proc unzip*[T,U](xs: List[tuple[t: T, u: U]]): (List[T], List[U]) = discard
 
 proc unzip2*[T,U](xs: List[(T,U)]): (List[T], List[U]) = discard
 
-type
-  AtomicType = pointer|ptr|int
-
-  Atomic[T: AtomicType] = distinct T
-
-  Block[T: AtomicType] = object
-
-  AtomicContainer[T: AtomicType] = object
-    b: Atomic[ptr Block[T]]
-
-# bug #8295
-var x = AtomicContainer[int]()
-doAssert (ptr Block[int])(x.b) == nil

tests/generics/tgenerics_various.nim

@@ -262,8 +262,3 @@ proc doSomething[A, B](t: tuple[a: A, b: B]) = discard
 
 discard identity((c: 1, d: 2))
 doSomething(identity((1, 2)))
-
-# bug #6231
-proc myProc[T, U](x: T or U) = discard
-
-myProc[int, string](x = 2)

tests/import/buzz/m21496.nim

@@ -1 +0,0 @@
-proc fb* = echo "buzz!"

tests/import/fizz/m21496.nim

@@ -1 +0,0 @@
-proc fb* = echo "fizz!"

tests/import/t21496.nim

@@ -1,9 +0,0 @@
-discard """
-  errormsg: "redefinition of 'm21496'; previous declaration here: t21496.nim(5, 12)"
-"""
-
-import fizz/m21496, buzz/m21496
-
-# bug #21496
-
-m21496.fb()

tests/iter/t21306.nim

@@ -1,114 +0,0 @@
-# bug #21306
-type
-  FutureState {.pure.} = enum
-    Pending, Finished, Cancelled, Failed
-
-  FutureBase = ref object of RootObj
-    state: FutureState
-    error: ref CatchableError
-    id: uint
-
-  Future[T] = ref object of FutureBase
-    closure: iterator(f: Future[T]): FutureBase {.raises: [Defect, CatchableError, Exception], gcsafe.}
-    value: T
-
-template setupFutureBase() =
-  new(result)
-  result.state = FutureState.Pending
-
-proc newFutureImpl[T](): Future[T] =
-  setupFutureBase()
-
-template newFuture[T](fromProc: static[string] = ""): Future[T] =
-  newFutureImpl[T]()
-
-proc internalRead[T](fut: Future[T]): T =
-  when T isnot void:
-    return fut.value
-
-template await[T](f: Future[T]): untyped =
-  when declared(chronosInternalRetFuture):
-    when not declaredInScope(chronosInternalTmpFuture):
-      var chronosInternalTmpFuture {.inject.}: FutureBase = f
-    else:
-      chronosInternalTmpFuture = f
-
-    yield chronosInternalTmpFuture
-
-    when T isnot void:
-      cast[type(f)](chronosInternalTmpFuture).internalRead()
-
-type
-  VerifierError {.pure.} = enum
-    Invalid
-    MissingParent
-    UnviableFork
-    Duplicate
-  ProcessingCallback = proc() {.gcsafe, raises: [Defect].}
-  BlockVerifier =
-    proc(signedBlock: int):
-      Future[VerifierError] {.gcsafe, raises: [Defect].}
-
-  SyncQueueKind {.pure.} = enum
-    Forward, Backward
-
-  SyncRequest[T] = object
-    kind: SyncQueueKind
-    index: uint64
-    slot: uint64
-    count: uint64
-    item: T
-
-  SyncResult[T] = object
-    request: SyncRequest[T]
-    data: seq[ref int]
-
-  SyncQueue[T] = ref object
-    kind: SyncQueueKind
-    readyQueue: seq[SyncResult[T]]
-    blockVerifier: BlockVerifier
-
-iterator blocks[T](sq: SyncQueue[T],
-                    sr: SyncResult[T]): ref int =
-  case sq.kind
-  of SyncQueueKind.Forward:
-    for i in countup(0, len(sr.data) - 1):
-      yield sr.data[i]
-  of SyncQueueKind.Backward:
-    for i in countdown(len(sr.data) - 1, 0):
-      yield sr.data[i]
-
-proc push[T](sq: SyncQueue[T]; sr: SyncRequest[T]; data: seq[ref int];
-             processingCb: ProcessingCallback = nil): Future[void] {.
-    stackTrace: off, gcsafe.} =
-  iterator push_436208182(chronosInternalRetFuture: Future[void]): FutureBase {.
-      closure, gcsafe, raises: [Defect, CatchableError, Exception].} =
-    block:
-      template result(): auto {.used.} =
-        {.fatal: "You should not reference the `result` variable inside" &
-            " a void async proc".}
-
-      let item = default(SyncResult[T])
-      for blk in sq.blocks(item):
-        let res = await sq.blockVerifier(blk[])
-
-  var resultFuture = newFuture[void]("push")
-  resultFuture.closure = push_436208182
-  return resultFuture
-
-type
-  SomeTPeer = ref object
-    score: int
-
-proc getSlice(): seq[ref int] =
-  discard
-
-template smokeTest(kkind: SyncQueueKind, start, finish: uint64,
-                   chunkSize: uint64) =
-  var queue: SyncQueue[SomeTPeer]
-  var request: SyncRequest[SomeTPeer]
-  discard queue.push(request, getSlice())
-
-for k in {SyncQueueKind.Forward}:
-  for item in [(uint64(1181), uint64(1399), 41'u64)]:
-    smokeTest(k, item[0], item[1], item[2])

tests/objects/tobject_default_value.nim

@@ -559,38 +559,6 @@ template main {.dirty.} =
     let x = default(Default)
     doAssert x.data is DjangoDateTime
 
-  block:
-    type
-      Result2 = object
-        case o: bool
-        of false:
-          e: float
-        of true:
-          v {.requiresInit.} : int = 1
-
-    proc startSessionSync(): Result2 =
-      return Result2(o: true)
-
-    proc mainSync =
-      let ff = startSessionSync()
-      doAssert ff.v == 1
-
-    mainSync()
-
-  block:
-    type
-      Result2 = object
-        v {.requiresInit.} : int = 1
-
-    proc startSessionSync(): Result2 =
-      return Result2()
-
-    proc mainSync =
-      let ff = startSessionSync()
-      doAssert ff.v == 1
-
-    mainSync()
-
 
 static: main()
 main()

tests/stdlib/tmacros.nim

@@ -311,11 +311,3 @@ block: # bug #9607
 
   doAssert echoL() == "bar"
   doAssert echoM() == "bar"
-
-block:
-  macro hello[T](x: T): untyped =
-    result = quote do:
-      let m: `T` = `x`
-      discard m
-
-  hello(12)

tests/stdlib/tsugar.nim

@@ -3,7 +3,7 @@ discard """
 x + y = 30
 '''
 """
-import std/[sugar, algorithm, random, sets, tables, strutils, sequtils]
+import std/[sugar, algorithm, random, sets, tables, strutils]
 import std/[syncio, assertions]
 
 type # for capture test, ref #20679
@@ -287,17 +287,6 @@ proc mainProc() =
       doAssertRaises(AssertionDefect): doAssert false
     doAssert "except AssertionDefect" in s2
 
-  block: # bug #20704
-    proc test() =
-      var xs, ys: seq[int]
-      for i in 0..5:
-        xs.add(i)
-
-      xs.apply(d => ys.add(d))
-      doAssert ys == @[0, 1, 2, 3, 4, 5]
-
-    test()
-
 static:
   main()
   mainProc()

tests/types/ttopdowninference.nim

@@ -245,7 +245,7 @@ block: # bug #11777
   var s: S = {1, 2}
   doAssert 1 in s
 
-block: # bug #20807
+block: # regression #20807
   var s: seq[string]
   template fail =
     s = @[]
@@ -255,38 +255,3 @@ block: # bug #20807
   test: fail()
   doAssert not (compiles do:
     let x: seq[int] = `@`[string]([]))
-
-block: # bug #21377
-  proc b[T](v: T): seq[int] =
-    let x = 0
-    @[]
-
-  doAssert b(0) == @[]
-
-block: # bug #21377
-  proc b[T](v: T): seq[T] =
-    let x = 0
-    @[]
-
-  doAssert b(0) == @[]
-
-block: # bug #21377
-  proc b[T](v: T): set[bool] =
-    let x = 0
-    {}
-
-  doAssert b(0) == {}
-
-block: # bug #21377
-  proc b[T](v: T): array[0, int] =
-    let x = 0
-    []
-
-  doAssert b(0) == []
-
-block: # bug #21377
-  proc b[T](v: T): array[0, (string, string)] =
-    let x = 0
-    {:}
-
-  doAssert b(0) == {:}

tests/vm/tvmmisc.nim

@@ -643,16 +643,3 @@ const b = block:
 
 doAssert a == @[@[0, 1, 2], @[0, 1, 2], @[0, 1, 2]]
 doAssert b == @[@[0, 1, 2], @[0, 1, 2], @[0, 1, 2]]
-
-macro m1(s: string): int =
-  var ProcID {.global, compileTime.}: int
-  inc(ProcID)
-  result = newLit(ProcID)
-
-proc macroGlobal =
-  doAssert m1("Macro argument") == 1
-  doAssert m1("Macro argument") == 2
-  doAssert m1("Macro argument") == 3
-
-static: macroGlobal()
-macroGlobal()