fixes #16246 (#18800)

2021-09-04 15:57:16 +02:00 · 2021-09-04 15:57:16 +02:00 · e8dad482a3
commit e8dad482a3
parent b3ad68edea
4 changed files with 22 additions and 2 deletions
--- a/compiler/seminst.nim
+++ b/compiler/seminst.nim
@ -91,7 +91,8 @@ proc sameInstantiation(a, b: TInstantiation): bool =
    for i in 0..a.concreteTypes.high:
      if not compareTypes(a.concreteTypes[i], b.concreteTypes[i],
                          flags = {ExactTypeDescValues,
-                                   ExactGcSafety}): return
+                                   ExactGcSafety,
+                                   PickyCAliases}): return
    result = true

 proc genericCacheGet(g: ModuleGraph; genericSym: PSym, entry: TInstantiation;