Iterate -std=c++-* in i386.exp.

2018-10-22  Jakub Jelinek  <jakub@redhat.com>

	* g++.target/i386/i386.exp: Use g++-dg-runtest to iterate
	properly -std= options.

From-SVN: r265387

gcc/testsuite/ChangeLog

+2018-10-22  Jakub Jelinek  <jakub@redhat.com>
+
+	* g++.target/i386/i386.exp: Use g++-dg-runtest to iterate
+	properly -std= options.
+
 2018-10-22  Richard Biener  <rguenther@suse.de>
 
 	* gcc.dg/graphite/scop-4.c: Avoid out-of-bound access.

gcc/testsuite/g++.target/i386/i386.exp

@@ -35,8 +35,8 @@ dg-init
 clearcap-init
 
 # Main loop.
-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.C]] \
-        "" $DEFAULT_CXXFLAGS
+g++-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.C]] \
+	       "" $DEFAULT_CXXFLAGS
 
 # All done.
 clearcap-finish