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From: Keith Thompson <kst-u@mib.org>
Newsgroups: comp.lang.c
Subject: Re: GCC vs Clang
Date: Wed, 27 Jul 2016 10:04:58 -0700
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Keith Thompson <kst-u@mib.org> writes:
[...]
> It is unfortunate that the compiler and the runtime library did not
> agree on the representation of long double.  There is a workaround:
> defining the macro "__USE_MINGW_ANSI_STDIO" as 1 before including
> <stdio.h> causes it to use a different implementation of stdio.
> (I don't know whether this applies to the long double functions
> declared in <math.h> and <stdlib.h>.)
[...]

It occurs to me that configuring gcc to use the Windows native
representation for long double would have been a better solution.
gcc even has command line options that controls the size of
long double.

Perhaps the MinGW developers had (or thought they had) good reasons not
to do that.

-- 
Keith Thompson (The_Other_Keith) kst-u@mib.org  <http://www.ghoti.net/~kst>
Working, but not speaking, for JetHead Development, Inc.
"We must do something.  This is something.  Therefore, we must do this."
    -- Antony Jay and Jonathan Lynn, "Yes Minister"