ncurses: fix gcc5 build.

sys-libs/ncurses/ncurses-5.9.recipe

@@ -17,10 +17,11 @@ tools."
 HOMEPAGE="http://www.gnu.org/software/ncurses/ncurses.html"
 COPYRIGHT="1998-2011 Free Software Foundation, Inc."
 LICENSE="MIT"
-REVISION="10"
+REVISION="11"
 SOURCE_URI="http://ftp.gnu.org/pub/gnu/ncurses/ncurses-5.9.tar.gz"
 CHECKSUM_SHA256="9046298fb440324c9d4135ecea7879ffed8546dd1b58e59430ea07a4633f563b"
-PATCHES="ncurses-5.9.patchset"
+PATCHES="ncurses-5.9.patchset
+	ncurses-5.9-gcc-5.patch"
 
 ARCHITECTURES="x86_gcc2 x86 x86_64 arm"
 SECONDARY_ARCHITECTURES="x86_gcc2 x86"
@@ -197,4 +198,4 @@ INSTALL()
 		rm -rf $binDir
 		rm -rf $documentationDir
 	fi
-}
+}

sys-libs/ncurses/patches/ncurses-5.9-gcc-5.patch

@@ -0,0 +1,46 @@
+https://bugs.gentoo.org/545114
+
+extracted from the upstream change (which had many unrelated commits in one)
+
+From 97bb4678dc03e753290b39bbff30ba2825df9517 Mon Sep 17 00:00:00 2001
+From: "Thomas E. Dickey" <dickey@invisible-island.net>
+Date: Sun, 7 Dec 2014 03:10:09 +0000
+Subject: [PATCH] ncurses 5.9 - patch 20141206
+
++ modify MKlib_gen.sh to work around change in development version of
+  gcc introduced here:
+	  https://gcc.gnu.org/ml/gcc-patches/2014-06/msg02185.html
+	  https://gcc.gnu.org/ml/gcc-patches/2014-07/msg00236.html
+  (reports by Marcus Shawcroft, Maohui Lei).
+
+diff --git a/ncurses/base/MKlib_gen.sh b/ncurses/base/MKlib_gen.sh
+index d8cc3c9..b91398c 100755
+--- a/ncurses/base/MKlib_gen.sh
++++ b/ncurses/base/MKlib_gen.sh
+@@ -474,11 +474,22 @@ sed -n -f $ED1 \
+ 	-e 's/gen_$//' \
+ 	-e 's/  / /g' >>$TMP
+ 
++cat >$ED1 <<EOF
++s/  / /g
++s/^ //
++s/ $//
++s/P_NCURSES_BOOL/NCURSES_BOOL/g
++EOF
++
++# A patch discussed here:
++#	https://gcc.gnu.org/ml/gcc-patches/2014-06/msg02185.html
++# introduces spurious #line markers.  Work around that by ignoring the system's
++# attempt to define "bool" and using our own symbol here.
++sed -e 's/bool/P_NCURSES_BOOL/g' $TMP > $ED2
++cat $ED2 >$TMP
++
+ $preprocessor $TMP 2>/dev/null \
+-| sed \
+-	-e 's/  / /g' \
+-	-e 's/^ //' \
+-	-e 's/_Bool/NCURSES_BOOL/g' \
++| sed -f $ED1 \
+ | $AWK -f $AW2 \
+ | sed -f $ED3 \
+ | sed \