commit:     b8401f22eb250e5c0d5c120d4f66e35ea89cf821
Author:     Sergei Trofimovich <slyfox <AT> gentoo <DOT> org>
AuthorDate: Sat Mar  7 09:34:15 2020 +0000
Commit:     Sergei Trofimovich <slyfox <AT> gentoo <DOT> org>
CommitDate: Sat Mar  7 09:39:06 2020 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=b8401f22

sys-apps/dtc: tweak for gcc-10, bug #706660

Pull in upstream patch 0e9225eb0dfec5
"Remove redundant YYLOC global declaration".

Reported-by: Toralf Förster
Closes: https://bugs.gentoo.org/706660
Package-Manager: Portage-2.3.92, Repoman-2.3.20
Signed-off-by: Sergei Trofimovich <slyfox <AT> gentoo.org>

 sys-apps/dtc/dtc-1.5.0.ebuild             |  3 +-
 sys-apps/dtc/files/dtc-1.5.0-gcc-10.patch | 50 +++++++++++++++++++++++++++++++
 2 files changed, 52 insertions(+), 1 deletion(-)

diff --git a/sys-apps/dtc/dtc-1.5.0.ebuild b/sys-apps/dtc/dtc-1.5.0.ebuild
index d0d47ebca8e..cbe4052e612 100644
--- a/sys-apps/dtc/dtc-1.5.0.ebuild
+++ b/sys-apps/dtc/dtc-1.5.0.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2019 Gentoo Authors
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6
@@ -32,6 +32,7 @@ DOCS="
 PATCHES=(
        "${FILESDIR}"/${PN}-1.4.4-posix-shell.patch
        "${FILESDIR}"/${PN}-1.5.0-fdt_check_full-visibility.patch
+       "${FILESDIR}"/${PN}-1.5.0-gcc-10.patch
 )
 
 src_prepare() {

diff --git a/sys-apps/dtc/files/dtc-1.5.0-gcc-10.patch 
b/sys-apps/dtc/files/dtc-1.5.0-gcc-10.patch
new file mode 100644
index 00000000000..80773bfaebb
--- /dev/null
+++ b/sys-apps/dtc/files/dtc-1.5.0-gcc-10.patch
@@ -0,0 +1,50 @@
+https://bugs.gentoo.org/706660
+https://git.kernel.org/pub/scm/utils/dtc/dtc.git/patch/?id=0e9225eb0dfec51def612b928d2f1836b092bc7e
+
+From 0e9225eb0dfec51def612b928d2f1836b092bc7e Mon Sep 17 00:00:00 2001
+From: Dirk Mueller <[email protected]>
+Date: Tue, 14 Jan 2020 18:53:41 +0100
+Subject: Remove redundant YYLOC global declaration
+
+gcc 10 will default to -fno-common, which causes this error at link
+time:
+
+  (.text+0x0): multiple definition of `yylloc'; dtc-lexer.lex.o (symbol from 
plugin):(.text+0x0): first defined here
+
+This is because both dtc-lexer as well as dtc-parser define the same
+global symbol yyloc. Before with -fcommon those were merged into one
+defintion. The proper solution would be to to mark this as "extern",
+however that leads to:
+
+  dtc-lexer.l:26:16: error: redundant redeclaration of 'yylloc' 
[-Werror=redundant-decls]
+   26 | extern YYLTYPE yylloc;
+      |                ^~~~~~
+In file included from dtc-lexer.l:24:
+dtc-parser.tab.h:127:16: note: previous declaration of 'yylloc' was here
+  127 | extern YYLTYPE yylloc;
+      |                ^~~~~~
+cc1: all warnings being treated as errors
+
+which means the declaration is completely redundant and can just be
+dropped.
+
+Signed-off-by: Dirk Mueller <[email protected]>
+Message-Id: <[email protected]>
+Signed-off-by: David Gibson <[email protected]>
+---
+ dtc-lexer.l | 1 -
+ 1 file changed, 1 deletion(-)
+
+--- a/dtc-lexer.l
++++ b/dtc-lexer.l
+@@ -23,7 +23,6 @@ LINECOMMENT  "//".*\n
+ #include "srcpos.h"
+ #include "dtc-parser.tab.h"
+ 
+-YYLTYPE yylloc;
+ extern bool treesource_error;
+ 
+ /* CAUTION: this will stop working if we ever use yyless() or yyunput() */
+-- 
+cgit 1.2-0.3.lf.el7
+

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