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

[ci skip]

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

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

srcpkgs/cross-powerpc-linux-musl/template

@@ -1,7 +1,7 @@
 # Template build file for 'cross-powerpc-linux-musl'
 #
 _binutils_version=2.32
-_gcc_version=8.3.0
+_gcc_version=9.1.0
 _musl_version=1.1.22
 _linux_version=4.19
 
@@ -25,7 +25,7 @@ distfiles="
  http://www.musl-libc.org/releases/musl-${_musl_version}.tar.gz"
 checksum="
  0ab6c55dd86a92ed561972ba15b9b70a8b9f75557f896446c82e8b36e473ee04
- 64baadfe6cc0f4947a84cb12d7f0dfaf45bb58b7e92461639596c21e02d97d2c
+ 79a66834e96a6050d8fe78db2c3b32fb285b230b855d0a66288235bc04b327a0
  0c68f5655528aed4f99dae71a5b259edc93239fa899e2df79c055275c21749a1
  8b0941a48d2f980fd7036cfbd24aa1d414f03d9a0652ecbd5ec5c7ff1bee29e3"
 
@@ -36,7 +36,7 @@ nodebug=yes
 create_wrksrc=yes
 
 archs="x86_64* ppc64*"
-hostmakedepends="perl flex gcc-ada libada-devel"
+hostmakedepends="flex perl python3"
 makedepends="zlib-devel gmp-devel mpfr-devel libmpc-devel isl15-devel"
 nostrip_files="libcaf_single.a libgcc.a libgcov.a libgcc_eh.a
  libgnarl_pic.a libgnarl.a libgnat_pic.a libgnat.a"
@@ -86,6 +86,7 @@ _gcc_bootstrap() {
 
 	cd ${wrksrc}/gcc-${_gcc_version}
 	_apply_patch -p0 ${FILESDIR}/fix-cxxflags-passing.patch
+	_apply_patch -p0 ${FILESDIR}/non-nullness.patch
 	_apply_patch -p0 ${FILESDIR}/musl-ada.patch
 	_apply_patch -p0 ${FILESDIR}/no-stack_chk_fail_local.patch
 	_apply_patch -p0 ${FILESDIR}/0010-ldbl128-config.patch