Return earlier if not effective_target_int32

Do early return *before* calling dg-init/torture-init. Returning 
without calling dg-finish/torture-finish messes up torture-options for
subsequent tests.

gcc/testsuite/
	2016-10-18  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>

	* gcc.dg/sso/sso.exp: Return early if not 
	effective_target_int32.

From-SVN: r241302

gcc/testsuite/ChangeLog

+2016-10-18  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
+
+	* gcc.dg/sso/sso.exp: Return early if not 
+	effective_target_int32.
+
 2016-10-18  Richard Biener  <rguenther@suse.de>
 
 	* gcc.dg/tree-ssa/pr20318.c: Disable EVRP.

gcc/testsuite/gcc.dg/sso/sso.exp

@@ -18,6 +18,10 @@
 load_lib gcc-dg.exp
 load_lib torture-options.exp
 
+if { ![check_effective_target_int32] } {
+    return
+}
+
 # Initialize `dg'.
 torture-init
 dg-init
@@ -32,10 +36,6 @@ set SSO_TORTURE_OPTIONS [list \
 
 set-torture-options $SSO_TORTURE_OPTIONS
 
-if { ![check_effective_target_int32] } {
-    return
-}
-
 # Main loop.
 gcc-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.c]] "" ""