From 2064fda582452521bcc0508fbb7ae14c55e2ec90 Mon Sep 17 00:00:00 2001
From: flywind <43030857+xflywind@users.noreply.github.com>
Date: Mon, 13 Jun 2022 15:01:40 +0800
Subject: [PATCH] [semfold] fix #19199; properly fold uint to float conversion
 (#19890) [backport]

fix #19199; properly fold float conversion

(cherry picked from commit ab477075860364db2690a0411c0b2c330532042f)
---
 compiler/semfold.nim | 2 +-
 tests/vm/t19199.nim  | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)
 create mode 100644 tests/vm/t19199.nim

diff --git a/compiler/semfold.nim b/compiler/semfold.nim
index 4cf659d63d..3fb15282c2 100644
--- a/compiler/semfold.nim
+++ b/compiler/semfold.nim
@@ -412,7 +412,7 @@ proc foldConv(n, a: PNode; idgen: IdGenerator; g: ModuleGraph; check = false): P
       rangeCheck(n, getInt(result), g)
   of tyFloat..tyFloat64:
     case srcTyp.kind
-    of tyInt..tyInt64, tyEnum, tyBool, tyChar:
+    of tyInt..tyInt64, tyUInt..tyUInt64, tyEnum, tyBool, tyChar:
       result = newFloatNodeT(toFloat64(getOrdValue(a)), n, g)
     else:
       result = a
diff --git a/tests/vm/t19199.nim b/tests/vm/t19199.nim
new file mode 100644
index 0000000000..6ae48cb545
--- /dev/null
+++ b/tests/vm/t19199.nim
@@ -0,0 +1,6 @@
+# bug #19199
+proc mikasa(x: float) = doAssert x == 42
+
+static:
+  mikasa 42.uint.float
+mikasa 42.uint.float