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From: Richard Purdie <richard.purdie@linuxfoundation.org>
To: openembedded-core <openembedded-core@lists.openembedded.org>
Date: Wed, 25 May 2016 15:27:52 +0100
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Subject: [PATCH] diffutils: Add patch to fix gplv2 version with gcc6
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Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/meta/recipes-extended/diffutils/diffutils-2.8.1/fix_gcc6.patch b/meta/recipes-extended/diffutils/diffutils-2.8.1/fix_gcc6.patch
new file mode 100644
index 0000000..f915287
--- /dev/null
+++ b/meta/recipes-extended/diffutils/diffutils-2.8.1/fix_gcc6.patch
@@ -0,0 +1,31 @@
+Fixes to allow diffutils to build with gcc v6.
+
+RP
+2016/5/25
+
+Index: diffutils-2.8.1/lib/posix/regex.h
+===================================================================
+--- diffutils-2.8.1.orig/lib/posix/regex.h
++++ diffutils-2.8.1/lib/posix/regex.h
+@@ -529,7 +529,9 @@ extern int re_exec _RE_ARGS ((const char
+ /* For now unconditionally define __restrict_arr to expand to nothing.
+    Ideally we would have a test for the compiler which allows defining
+    it to restrict.  */
++#ifndef __restrict_arr
+ #define __restrict_arr
++#endif
+ 
+ /* POSIX compatibility.  */
+ extern int regcomp _RE_ARGS ((regex_t *__restrict __preg,
+Index: diffutils-2.8.1/src/diff.c
+===================================================================
+--- diffutils-2.8.1.orig/src/diff.c
++++ diffutils-2.8.1/src/diff.c
+@@ -71,6 +71,7 @@ static void usage (void);
+ static bool recursive;
+ 
+ /* In context diffs, show previous lines that match these regexps.  */
++struct re_pattern_buffer function_regexp;
+ static struct regexp_list function_regexp_list;
+ 
+ /* Ignore changes affecting only lines that match these regexps.  */
diff --git a/meta/recipes-extended/diffutils/diffutils_2.8.1.bb b/meta/recipes-extended/diffutils/diffutils_2.8.1.bb
index bf425bb..fe56f9c 100644
--- a/meta/recipes-extended/diffutils/diffutils_2.8.1.bb
+++ b/meta/recipes-extended/diffutils/diffutils_2.8.1.bb
@@ -6,7 +6,8 @@ require diffutils.inc
 PR = "r7.0"
 
 SRC_URI = "${GNU_MIRROR}/diffutils/diffutils-${PV}.tar.gz \
-           file://diffutils_fix_for_automake-1.12.patch"
+           file://diffutils_fix_for_automake-1.12.patch \
+           file://fix_gcc6.patch"
 
 SRC_URI[md5sum] = "71f9c5ae19b60608f6c7f162da86a428"
 SRC_URI[sha256sum] = "c5001748b069224dd98bf1bb9ee877321c7de8b332c8aad5af3e2a7372d23f5a"