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authorJake Leahy <jake@leahy.dev>2023-02-21 22:27:12 +1100
committerGitHub <noreply@github.com>2023-02-21 12:27:12 +0100
commit0a45543cc1e8a2e8db59eaed864cd908726bf48d (patch)
treebf2e4c6750930786732f8dbcd48515059d948ee3 /compiler/sigmatch.nim
parentde65b380edb0fe256054e217a1e6e64a6bb97527 (diff)
downloadNim-0a45543cc1e8a2e8db59eaed864cd908726bf48d.tar.gz
Specify that address is taken when converter takes a var parameter (#21391)
* Add test case

* closes #21247 Add the sfAddrTaken flag to var parameters in converters

This allows the JS backend to properly pass the parameter as a fat pointer
Diffstat (limited to 'compiler/sigmatch.nim')
-rw-r--r--compiler/sigmatch.nim1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/sigmatch.nim b/compiler/sigmatch.nim
index 0dbd5e5f1..f8c7fa870 100644
--- a/compiler/sigmatch.nim
+++ b/compiler/sigmatch.nim
@@ -1980,6 +1980,7 @@ proc userConvMatch(c: PContext, m: var TCandidate, f, a: PType,
         param = implicitConv(nkHiddenSubConv, src, copyTree(arg), m, c)
       elif src.kind in {tyVar}:
         # Analyse the converter return type
+        arg.sym.flags.incl sfAddrTaken
         param = newNodeIT(nkHiddenAddr, arg.info, s.typ[1])
         param.add copyTree(arg)
       else: