libpcre2: disable jit on x86_gcc2.

dev-libs/libpcre2/libpcre2-10.34.recipe

@@ -9,7 +9,7 @@ API."
 HOMEPAGE="https://www.pcre.org/"
 COPYRIGHT="1997-2017 University of Cambridge"
 LICENSE="PCRE"
-REVISION="1"
+REVISION="2"
 SOURCE_URI="https://downloads.sourceforge.net/pcre/pcre2-$portVersion.tar.bz2"
 CHECKSUM_SHA256="74c473ffaba9e13db6951fd146e0143fe9887852ce73406a03277af1d9b798ca"
 SOURCE_DIR="pcre2-$portVersion"
@@ -74,11 +74,15 @@ BUILD()
 	aclocal
 	autoconf
 	automake --add-missing
+	jitOption=--enable-jit
+	if [ "$effectiveTargetArchitecture" = x86_gcc2 ]; then
+		jitOption=--disable-jit
+	fi
 	runConfigure ./configure \
 		--with-pic \
 		--enable-pcre2-16 \
 		--enable-pcre2-32 \
-		--enable-jit \
+		$jitOption \
 		--enable-pcre2grep-libz \
 		--enable-pcre2grep-libbz2 \
 		--enable-pcre2test-libedit \