gcc-dg.exp (dg-build-dso): Reset dg-do-what-default to compile.

	* lib/gcc-dg.exp (dg-build-dso): Reset dg-do-what-default to
	compile.

From-SVN: r209224

gcc/testsuite/ChangeLog

+2014-04-08  Jason Merrill  <jason@redhat.com>
+
+	* lib/gcc-dg.exp (dg-build-dso): Reset dg-do-what-default to
+	compile.
+
 2014-04-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 
 	PR rtl-optimization/60776

gcc/testsuite/lib/gcc-dg.exp

@@ -229,6 +229,7 @@ proc dg-build-dso { args } {
     set dir "[file dirname $main_file]"
     set dg-do-what-default dso
     dg-test -keep-output $dir/$file "" ""
+    set dg-do-what-default compile
 
     set output_file "[file rootname [file tail $file]].so"
     append final-code "remove-build-file $output_file"