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Date:	Fri, 22 Sep 2023 01:28:56 +0900
To:	cygwin AT cygwin DOT com
Subject:	Re: std::runtime_error on std::locale("")
Message-Id:	<20230922012856.47872090281f2a303fd7b99f@nifty.ne.jp>
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From:	Takashi Yano via Cygwin <cygwin AT cygwin DOT com>
Reply-To:	Takashi Yano <takashi DOT yano AT nifty DOT ne DOT jp>
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On Fri, 22 Sep 2023 01:12:04 +0900
Takashi Yano wrote:
> I wonder why the following code throws std::runtime_error
> even though the LC_ALL is set to valid locale other than "C".
> This does not occur only when LC_ALL is set to "C".
> 
> #include <locale>
> int main()
> {
> 	std::locale("");
> 	return 0;
> }
> 
> In linux, this occurs only when the LC_ALL is set to invalid
> locale (i.e. locale that is not registered in system).

Similarly,
std::locale("ja_JP.UTF-8")
throws std::runtime_error in cygwin.

-- 
Takashi Yano <takashi DOT yano AT nifty DOT ne DOT jp>

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