app-portage/eix: work around cygwin linker issue

Upstream report: https://github.com/vaeth/eix/issues/64

Closes: https://bugs.gentoo.org/687988
Package-Manager: Portage-2.3.66, Repoman-2.3.11
Signed-off-by: Michał Górny <mgorny@gentoo.org>

diff --git a/app-portage/eix/eix-0.33.8.ebuild b/app-portage/eix/eix-0.33.8.ebuild
index 240099310a8fb736660e5a662a679e122287032a..d6ad1512e486c065919af3ff763fcfbc56791c5b 100644 (file)
--- a/app-portage/eix/eix-0.33.8.ebuild
+++ b/app-portage/eix/eix-0.33.8.ebuild
@@ -76,6 +76,11 @@ src_configure() {
        # https://github.com/vaeth/eix/issues/35
        append-cxxflags -std=c++14
 
+       if [[ ${CHOST} == *-cygwin* ]]; then
+               # work around https://github.com/vaeth/eix/issues/64, bug#687988
+               export mv_fCXXFLAGS_cache='-mindirect-branch=thunk'
+       fi
+
        econf "${myconf[@]}"
 }