From: Baruch Siach <baruch@tkos.co.il>
Date: Sat, 26 Apr 2014 17:50:07 +0000 (+0400)
Subject: Fix build (broken by fenv.h inclusion) on Linux/x86_64 under uClibc
X-Git-Tag: gc7_4_2~27
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=295f454f6d182467c3bf796f8263e0e467ec1c06;p=gc

Fix build (broken by fenv.h inclusion) on Linux/x86_64 under uClibc

* include/private/gcconfig.h (GETCONTEXT_FPU_EXCMASK_BUG): Do not
define for uClibc, as it may not have fenv.h.
---

diff --git a/include/private/gcconfig.h b/include/private/gcconfig.h
index de7998be..f866cc4e 100644
--- a/include/private/gcconfig.h
+++ b/include/private/gcconfig.h
@@ -2235,7 +2235,7 @@
              extern int etext[];
 #            define DATASTART ((ptr_t)((((word) (etext)) + 0xfff) & ~0xfff))
 #       endif
-#       if defined(__GLIBC__)
+#       if defined(__GLIBC__) && !defined(__UCLIBC__)
           /* At present, there's a bug in GLibc getcontext() on         */
           /* Linux/x64 (it clears FPU exception mask).  We define this  */
           /* macro to workaround it.                                    */