Remove legacy library search paths

mk/tests.mk

@@ -326,7 +326,7 @@ stage2/lib/$(FT_LIB): test/$(FT).rc $(SREQ2$(CFG_HOST_TRIPLE))
 
 test/$(FT_DRIVER)$(X): test/$(FT_DRIVER).rs stage2/lib/$(FT_LIB) $(SREQ2$(CFG_HOST_TRIPLE))
 	@$(call E, compile_and_link: $@)
-	$(STAGE2) -o $@ $<
+	$(STAGE2) -L stage2/lib -o $@ $<
 
 test/$(FT_DRIVER).out: test/$(FT_DRIVER)$(X) $(SREQ2$(CFG_HOST_TRIPLE))
 	$(Q)$(call CFG_RUN_TEST, $<)

src/comp/driver/rustc.rs

@@ -379,9 +379,9 @@ fn build_session_options(binary: str, match: getopts::match)
         };
 
     let library_search_paths = [
-        fs::connect(sysroot, "lib"), // FIXME: legacy
         fs::connect(sysroot, "lib/rustc/" + target )];
     let lsp_vec = getopts::opt_strs(match, "L");
+    // FIXME: These should probably go in front of the defaults
     for lsp: str in lsp_vec { library_search_paths += [lsp]; }
 
     let cfg = parse_cfgspecs(getopts::opt_strs(match, "cfg"));