From 6e8421cbae11b9da61f5803b2f366435a6239de0 Mon Sep 17 00:00:00 2001
From: ian <ian@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Thu, 27 Oct 2011 17:55:53 +0000
Subject: 	* cppdefault.c: Undef NATIVE_SYSTEM_HEADER_DIR if 
 CROSS_DIRECTORY_STRUCTURE is defined and TARGET_SYSTEM_ROOT is 	not. 
 (cpp_include_defaults): Only use NATIVE_SYSTEM_HEADER_DIR if it is 
 defined.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@180569 138bc75d-0d04-0410-961f-82ee72b054a4
---
 gcc/cppdefault.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'gcc/cppdefault.c')

diff --git a/gcc/cppdefault.c b/gcc/cppdefault.c
index fabf314a024..099899a7726 100644
--- a/gcc/cppdefault.c
+++ b/gcc/cppdefault.c
@@ -32,6 +32,7 @@
 
 #if defined (CROSS_DIRECTORY_STRUCTURE) && !defined (TARGET_SYSTEM_ROOT)
 # undef LOCAL_INCLUDE_DIR
+# undef NATIVE_SYSTEM_HEADER_DIR
 #else
 # undef CROSS_INCLUDE_DIR
 #endif
@@ -84,8 +85,10 @@ const struct default_include cpp_include_defaults[]
     /* Another place the target system's headers might be.  */
     { TOOL_INCLUDE_DIR, "BINUTILS", 0, 1, 0, 0 },
 #endif
+#ifdef NATIVE_SYSTEM_HEADER_DIR
     /* /usr/include comes dead last.  */
     { NATIVE_SYSTEM_HEADER_DIR, NATIVE_SYSTEM_HEADER_COMPONENT, 0, 0, 1, 0 },
+#endif
     { 0, 0, 0, 0, 0, 0 }
   };
 #endif /* no INCLUDE_DEFAULTS */
-- 
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