From 8747dd6e13aa96b72a618402a757eaebb09ebbb6 Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Wed, 18 Feb 2015 08:45:42 +0100
Subject: [PATCH] nvptx-none: Define empty GOMP_SELF_SPECS.

Otherwise, offloading with -fopenacc or -fopenmp active will run into:

    x86_64-unknown-linux-gnu-accel-nvptx-none-gcc: error: unrecognized command line option '-pthread'

	gcc/
	* config/nvptx/nvptx.h (GOMP_SELF_SPECS): Define macro.

From-SVN: r220780
---
 gcc/ChangeLog            | 4 ++++
 gcc/config/nvptx/nvptx.h | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 2c75df60807..180a605fcd2 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2015-02-18  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* config/nvptx/nvptx.h (GOMP_SELF_SPECS): Define macro.
+
 2015-02-18  Andrew Pinski  <apinski@cavium.com>
 	    Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
 
diff --git a/gcc/config/nvptx/nvptx.h b/gcc/config/nvptx/nvptx.h
index 9a9954bfed8..e74d16f075a 100644
--- a/gcc/config/nvptx/nvptx.h
+++ b/gcc/config/nvptx/nvptx.h
@@ -33,6 +33,10 @@
       builtin_define ("__nvptx__");		\
     } while (0)
 
+/* Avoid the default in ../../gcc.c, which adds "-pthread", which is not
+   supported for nvptx.  */
+#define GOMP_SELF_SPECS ""
+
 /* Storage Layout.  */
 
 #define BITS_BIG_ENDIAN 0
-- 
2.30.2