Ticket #20889: patch-llvm-gcc42.diff

Portfile

@@ -53 +53 @@
                         --enable-languages=c,c++,objc,obj-c++ \
                         --mandir=${prefix}/share/man \
                         --infodir=${prefix}/share/info \
+                        --libdir=${prefix}/lib/${name} \
+                        --libexecdir=${prefix}/libexec/${name} \
+                        --includedir=${prefix}/include/${name} \
                         --program-prefix=llvm- \
                         --program-suffix=-${major}