tsan-dg.exp (tsan_init): Set trivial testcase timeout value to 20s.

	* lib/tsan-dg.exp (tsan_init): Set trivial testcase
	timeout value to 20s.

From-SVN: r207453

gcc/testsuite/ChangeLog

+2014-02-04  Uros Bizjak  <ubizjak@gmail.com>
+
+	* lib/tsan-dg.exp (tsan_init): Set trivial testcase
+	timeout value to 20s.
+
 2014-02-03  Jan Hubicka  <hubicka@ucw.cz>
 
 	PR ipa/59882

gcc/testsuite/lib/tsan-dg.exp

@@ -98,6 +98,10 @@ proc tsan_init { args } {
 	}
     }
     if { $link_flags != "" } {
+	global individual_timeout
+
+	# Lower timeout value in case test does not terminate properly.
+	set individual_timeout 20
 	if [check_runtime_nocache tsan_works {
 		int main () { return 0; }
 	    } "-fPIE -pie -fsanitize=thread -g"] {
@@ -105,13 +109,14 @@ proc tsan_init { args } {
 	} else {
 	    set dg-do-what-default compile
 	}
+	unset individual_timeout
 	return 1
     }
     return 0
 }
 
 #
-# tsan_finish -- called at the start of each subdir of tests
+# tsan_finish -- called at the end of each subdir of tests
 #
 
 proc tsan_finish { args } {