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>
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ringabout 2022-11-16 17:22:51 +08:00 • committed by GitHub
commit 06cd15663d
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25 changed files with 50 additions and 50 deletions

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@ -17,7 +17,7 @@ proc reprFloat(x: float): string {.compilerproc.} = return $x
proc reprPointer(x: pointer): string {.compilerproc.} =
result = newString(60)
let n = c_sprintf(addr result[0], "%p", x)
let n = c_sprintf(cast[cstring](addr result[0]), "%p", x)
setLen(result, n)
proc reprStrAux(result: var string, s: cstring; len: int) =