diff --git a/dev-libs/libpcre/libpcre-8.45-r3.ebuild b/dev-libs/libpcre/libpcre-8.45-r4.ebuild
similarity index 96%
rename from dev-libs/libpcre/libpcre-8.45-r3.ebuild
rename to dev-libs/libpcre/libpcre-8.45-r4.ebuild
index f0a9a2c6195b5..5ea7da61a23ca 100644
--- a/dev-libs/libpcre/libpcre-8.45-r3.ebuild
+++ b/dev-libs/libpcre/libpcre-8.45-r4.ebuild
@@ -75,6 +75,9 @@ multilib_src_configure() {
 		--enable-shared
 	)
 
+	# bug #642284
+	[[ ${ABI} == x32 ]] && myeconfargs+=( --disable-jit --disable-pcregrep-jit )
+
 	ECONF_SOURCE="${S}" econf "${myeconfargs[@]}"
 }