fixex merge conflicts

lib/system/channels.nim

@@ -116,7 +116,7 @@ proc storeAux(dest, src: pointer, mt: PNimType, t: PRawChannel,
       if mode == mStore:
         x[] = alloc0(t.region, seq.len *% mt.base.size +% GenericSeqSize)
       else:
-        unsureAsgnRef(x, newObj(mt, seq.len * mt.base.size + GenericSeqSize))
+        unsureAsgnRef(x, newSeq(mt, seq.len))
       var dst = cast[ByteAddress](cast[PPointer](dest)[])
       var dstseq = cast[PGenericSeq](dst)
       dstseq.len = seq.len

lib/system/embedded.nim

@@ -41,3 +41,6 @@ proc reraiseException() {.compilerRtl.} =
 proc writeStackTrace() = discard
 
 proc setControlCHook(hook: proc () {.noconv.}) = discard
+
+proc closureIterSetupExc(e: ref Exception) {.compilerproc, inline.} =
+  sysFatal(ReraiseError, "exception handling is not available")

lib/system/excpt.nim

@@ -131,6 +131,10 @@ proc popCurrentExceptionEx(id: uint) {.compilerRtl.} =
       quitOrDebug()
     prev.up = cur.up
 
+proc closureIterSetupExc(e: ref Exception) {.compilerproc, inline.} =
+  if not e.isNil:
+    currException = e
+
 # some platforms have native support for stack traces:
 const
   nativeStackTraceSupported* = (defined(macosx) or defined(linux)) and