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[Patch, Ada, Darwin] Fix bootstrap issue on Darwin8.

From: Iain Sandoe <developer at sandoe-acoustics dot co dot uk>
To: GCC Patches <gcc-patches at gcc dot gnu dot org>
Cc: Mike Stump <mrs at gcc dot gnu dot org>, Arnaud Charlet <charlet at adacore dot com>
Date: Mon, 5 Sep 2011 19:51:07 +0100
Subject: [Patch, Ada, Darwin] Fix bootstrap issue on Darwin8.

Darwin8 does not have _SC_NPROCESSORS_ONLN defined.

OK for trunk & 4.6?
Iain

Index: gcc/ada/adaint.c
===================================================================
--- gcc/ada/adaint.c	(revision 178554)
+++ gcc/ada/adaint.c	(working copy)
@@ -2460,7 +2460,10 @@ __gnat_number_of_cpus (void)
   int cores = 1;

 #if defined (linux) || defined (sun) || defined (AIX) \
-    || (defined (__alpha__)  && defined (_osf_)) || defined (__APPLE__)
+    || (defined (__alpha__)  && defined (_osf_)) \
+    || (defined (__APPLE__) \
+        && defined (__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) \
+        && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1050)
   cores = (int) sysconf (_SC_NPROCESSORS_ONLN);

#elif (defined (__mips) && defined (__sgi))

Attachment: 178554-darwin8-ada-boot-diff.txt
Description: Text document

Follow-Ups:
- Re: [Patch, Ada, Darwin] Fix bootstrap issue on Darwin8.
  - From: Arnaud Charlet

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