Fix warning in gcc.dg/tree-prof/comp-goto-1.c

2017-06-21  Tom de Vries  <tom@codesourcery.com>

	* gcc.dg/tree-prof/comp-goto-1.c: Fix 'return type defaults to int'
	warning.

From-SVN: r249452

gcc/testsuite/ChangeLog

+2017-06-21  Tom de Vries  <tom@codesourcery.com>
+
+	* gcc.dg/tree-prof/comp-goto-1.c: Fix 'return type defaults to int'
+	warning.
+
 2017-06-21  Martin Liska  <mliska@suse.cz>
 
 	* gcc.dg/tree-ssa/attr-hotcold-2.c: Update scanned patterns.

gcc/testsuite/gcc.dg/tree-prof/comp-goto-1.c

@@ -165,5 +165,5 @@ main ()
   exit (0);
 }
 #else
-main(){ exit (0); }
+int main(){ exit (0); }
 #endif