From 06cd15663d6aed6cbf03a265f546043c47f250d4 Mon Sep 17 00:00:00 2001
From: ringabout <43030857+ringabout@users.noreply.github.com>
Date: Wed, 16 Nov 2022 17:22:51 +0800
Subject: fixes ptr to cstring warnings[backport] (#20848)

* fix =#13790 ptr char (+friends) should not implicitly convert to cstring

* Apply suggestions from code review

* first round; compiles on windows

* nimPreviewSlimSystem

* conversion is unsafe, cast needed

* fixes more tests

* fixes asyncnet

* another try another error

* last one

* true

* one more

* why bugs didn't show at once

* add `nimPreviewCstringConversion` switch

* typo

* fixes ptr to cstring warnings[backport]

* add fixes

Co-authored-by: xflywind <43030857+xflywind@users.noreply.github.com>
---
 lib/std/private/strimpl.nim | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/std/private/strimpl.nim')

diff --git a/lib/std/private/strimpl.nim b/lib/std/private/strimpl.nim
index 7d19825f4..6a38cbfd2 100644
--- a/lib/std/private/strimpl.nim
+++ b/lib/std/private/strimpl.nim
@@ -106,7 +106,7 @@ func find*(s, sub: cstring, start: Natural = 0, last = 0): int =
   if sub.len > s.len - start: return -1
   if sub.len == 1: return find(s, sub[0], start, last)
   if last == 0 and s.len > start:
-    let found = c_strstr(s[start].unsafeAddr, sub)
+    let found = c_strstr(cast[cstring](s[start].unsafeAddr), sub)
     if not found.isNil:
       result = cast[ByteAddress](found) -% cast[ByteAddress](s)
     else:
-- 
cgit 1.4.1-2-gfad0