alternative to #18918 (#18927)

* fix #16558 * add testcase
2021-09-30 22:57:06 +08:00 · 2021-09-30 22:57:06 +08:00 · 677969f6ea
commit 677969f6ea
parent f915b3aa86
2 changed files with 11 additions and 0 deletions
--- a/compiler/semexprs.nim
+++ b/compiler/semexprs.nim
@ -217,6 +217,8 @@ proc isCastable(c: PContext; dst, src: PType): bool =
    let s = skipTypes(src, abstractInst)
    if d.kind == tyRef and s.kind == tyRef and s[0].isFinal != d[0].isFinal:
      return false
+    elif d.kind in IntegralTypes and s.kind in {tyString, tySequence}:
+      return false

  var dstSize, srcSize: BiggestInt
  dstSize = computeSize(conf, dst)