cross-powerpc-linux-gnu: update for gcc-9.1.0

[ci skip]

srcpkgs/cross-powerpc-linux-gnu/files/non-nullness.patch

@@ -0,0 +1 @@
+../../gcc/patches/non-nullness.patch

srcpkgs/cross-powerpc-linux-gnu/template

@@ -1,7 +1,7 @@
 # Template build file for 'cross-powerpc-linux-gnu'
 #
 _binutils_version=2.32
-_gcc_version=8.3.0
+_gcc_version=9.1.0
 _glibc_version=2.29
 _linux_version=4.19
 
@@ -22,7 +22,7 @@ distfiles="
  ${GNU_SITE}/glibc/glibc-${_glibc_version}.tar.xz
  ${KERNEL_SITE}/kernel/v4.x/linux-${_linux_version}.tar.xz"
 checksum="0ab6c55dd86a92ed561972ba15b9b70a8b9f75557f896446c82e8b36e473ee04
- 64baadfe6cc0f4947a84cb12d7f0dfaf45bb58b7e92461639596c21e02d97d2c
+ 79a66834e96a6050d8fe78db2c3b32fb285b230b855d0a66288235bc04b327a0
  f3eeb8d57e25ca9fc13c2af3dae97754f9f643bc69229546828e3a240e2af04b
  0c68f5655528aed4f99dae71a5b259edc93239fa899e2df79c055275c21749a1"
 
@@ -30,7 +30,7 @@ lib32disabled=yes
 nocross=yes
 nopie=yes
 create_wrksrc=yes
-hostmakedepends="flex gcc-ada libada-devel perl python3"
+hostmakedepends="flex perl python3"
 makedepends="isl15-devel libmpc-devel zlib-devel"
 depends="${pkgname}-libc-${version}_${revision}"
 nostrip_files="libcaf_single.a libgcc.a libgcov.a libgcc_eh.a
@@ -95,6 +95,7 @@ _gcc_bootstrap() {
 
 	cd ${wrksrc}/gcc-${_gcc_version}
 	_apply_patch -p0 ${FILESDIR}/fix-cxxflags-passing.patch
+	_apply_patch -p0 ${FILESDIR}/non-nullness.patch
 
 	msg_normal "Building cross gcc bootstrap\n"