From: Jonathan Wakely <jwakely@redhat.com>
To: vogt@linux.vnet.ibm.com, gcc-patches@gcc.gnu.org,
Andreas Krebbel <krebbel@linux.vnet.ibm.com>
Subject: Re: [PATCH] PR c++/69462: Provide FLT_EVAL_METHOD and DECIMAL_DIG in float.h.
Date: Thu, 28 Jan 2016 13:32:00 -0000 [thread overview]
Message-ID: <20160128133218.GZ15084@redhat.com> (raw)
In-Reply-To: <20160128124012.GA19249@linux.vnet.ibm.com>
On 28/01/16 13:40 +0100, Dominik Vogt wrote:
>The attached patch (written by Jonathan, not me) makes
>FLT_EVAL_METHOD and DECIMAL_DIG available in C++-11 as they should
>be.
>
>https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69462
>
>Can this be committed (should it wait for stage1)?
I've just noticed we should also do the following, although this can
definitely wait for stage 1 as it works fine as is (unlike Dominik's
<float.h> case which is a conformance bug).
--- a/gcc/ginclude/stdarg.h
+++ b/gcc/ginclude/stdarg.h
@@ -47,7 +47,7 @@ typedef __builtin_va_list __gnuc_va_list;
#define va_start(v,l) __builtin_va_start(v,l)
#define va_end(v) __builtin_va_end(v)
#define va_arg(v,l) __builtin_va_arg(v,l)
-#if !defined(__STRICT_ANSI__) || __STDC_VERSION__ + 0 >= 199900L || defined(__GXX_EXPERIMENTAL_CXX0X__)
+#if !defined(__STRICT_ANSI__) || __STDC_VERSION__ + 0 >= 199900L || __cplusplus + 0 >= 201103L
#define va_copy(d,s) __builtin_va_copy(d,s)
#endif
#define __va_copy(d,s) __builtin_va_copy(d,s)
next prev parent reply other threads:[~2016-01-28 13:32 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-28 12:40 Dominik Vogt
2016-01-28 13:32 ` Jonathan Wakely [this message]
2016-01-28 14:42 ` Jakub Jelinek
2016-01-29 12:29 ` Jonathan Wakely
2016-01-28 14:41 ` Jakub Jelinek
2016-01-29 8:27 ` Dominik Vogt
2016-01-29 8:32 ` Jakub Jelinek
2016-01-29 10:06 ` Andreas Krebbel
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