From: Richard Purdie <richard.purdie@linuxfoundation.org>
Date: Wed, 4 Sep 2019 10:22:22 +0000 (+0100)
Subject: gcc-cross: Fix header file corruption problems
X-Git-Tag: uninative-2.7~275
X-Git-Url: https://code.ossystems.io/gitweb?a=commitdiff_plain;h=7e75ed5aec86b94fe7fadbed606619f84a2e58e7;p=openembedded-core.git

gcc-cross: Fix header file corruption problems

gcc's makefile can move files, replacing with the contents "timestamp". This
corrupts the headers and breaks things like the gcc testsuite.

Add in a fix to ensure the headers are not corrupted through their hardlink copies.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
---

diff --git a/meta/recipes-devtools/gcc/gcc-cross.inc b/meta/recipes-devtools/gcc/gcc-cross.inc
index e417b89873..95af6d89a9 100644
--- a/meta/recipes-devtools/gcc/gcc-cross.inc
+++ b/meta/recipes-devtools/gcc/gcc-cross.inc
@@ -212,6 +212,9 @@ do_gcc_stash_builddir[cleandirs] = "${BUILDDIRSTASH}"
 do_gcc_stash_builddir () {
 	dest=${BUILDDIRSTASH}
 	hardlinkdir . $dest
+	# Makefile does move-if-change which can end up with 'timestamp' as file contents so break links to those files
+	rm $dest/gcc/include/*.h
+	cp gcc/include/*.h $dest/gcc/include/
 }
 addtask do_gcc_stash_builddir after do_compile before do_install
 SSTATETASKS += "do_gcc_stash_builddir"