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-rw-r--r--app-arch/xz-utils/xz-utils-9999.ebuild26
1 files changed, 21 insertions, 5 deletions
diff --git a/app-arch/xz-utils/xz-utils-9999.ebuild b/app-arch/xz-utils/xz-utils-9999.ebuild
index 1ab617815a91..f5305d400724 100644
--- a/app-arch/xz-utils/xz-utils-9999.ebuild
+++ b/app-arch/xz-utils/xz-utils-9999.ebuild
@@ -47,7 +47,7 @@ HOMEPAGE="https://tukaani.org/xz/"
# See top-level COPYING file as it outlines the various pieces and their licenses.
LICENSE="public-domain LGPL-2.1+ GPL-2+"
SLOT="0"
-IUSE="doc +extra-filters nls static-libs"
+IUSE="doc +extra-filters pgo nls static-libs"
if [[ ${PV} != 9999 ]] ; then
BDEPEND+=" verify-sig? ( sec-keys/openpgp-keys-jiatan )"
@@ -100,13 +100,29 @@ multilib_src_configure() {
myconf+=( --disable-path-for-script )
fi
- # ifunc is incompatible w/ asan
- # https://github.com/tukaani-project/xz/issues/62#issuecomment-1719489932
- is-flagq -fsanitize=address && myconf+=( --disable-ifunc )
-
ECONF_SOURCE="${S}" econf "${myconf[@]}"
}
+multilib_src_compile() {
+ # -fprofile-partial-training because upstream note the test suite isn't super comprehensive
+ # See https://documentation.suse.com/sbp/all/html/SBP-GCC-10/index.html#sec-gcc10-pgo
+ local pgo_generate_flags=$(usev pgo "-fprofile-update=atomic -fprofile-dir=${T}/${ABI}-pgo -fprofile-generate=${T}/${ABI}-pgo $(test-flags-CC -fprofile-partial-training)")
+ local pgo_use_flags=$(usev pgo "-fprofile-use=${T}/${ABI}-pgo -fprofile-dir=${T}/${ABI}-pgo $(test-flags-CC -fprofile-partial-training)")
+
+ emake CFLAGS="${CFLAGS} ${pgo_generate_flags}"
+
+ if use pgo ; then
+ emake CFLAGS="${CFLAGS} ${pgo_generate_flags}" -k check
+
+ if tc-is-clang; then
+ llvm-profdata merge "${T}"/${ABI}-pgo --output="${T}"/${ABI}-pgo/default.profdata || die
+ fi
+
+ emake clean
+ emake CFLAGS="${CFLAGS} ${pgo_use_flags}"
+ fi
+}
+
multilib_src_install() {
default