Properly set ld_library_path in cilk-plus tests

	* gcc.dg/cilk-plus/cilk-plus.exp: Append to ld_library_path.
	Call set_ld_library_path_env_vars.
	* g++.dg/cilk-plus/cilk-plus.exp: Likewise.

From-SVN: r205441

gcc/testsuite/ChangeLog

+2013-11-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* gcc.dg/cilk-plus/cilk-plus.exp: Append to ld_library_path.
+	Call set_ld_library_path_env_vars.
+	* g++.dg/cilk-plus/cilk-plus.exp: Likewise.
+
 2013-11-27  Tom de Vries  <tom@codesourcery.com>
 	    Marc Glisse  <marc.glisse@inria.fr>
 

gcc/testsuite/g++.dg/cilk-plus/cilk-plus.exp

@@ -31,7 +31,8 @@ dg-finish
 
 set library_var [get_multilibs]
 # Pointing the ld_library_path to the Cilk Runtime library binaries. 
-set ld_library_path "${library_var}/libcilkrts/.libs"
+append ld_library_path ":${library_var}/libcilkrts/.libs"
+set_ld_library_path_env_vars
 
 global TEST_EXTRA_LIBS
 set TEST_EXTRA_LIBS "-L${library_var}/libcilkrts/.libs"

gcc/testsuite/gcc.dg/cilk-plus/cilk-plus.exp

@@ -26,7 +26,8 @@ if { ![check_effective_target_cilkplus] } {
 
 set library_var [get_multilibs]
 # Pointing the ld_library_path to the Cilk Runtime library binaries. 
-set ld_library_path "${library_var}/libcilkrts/.libs"
+append ld_library_path ":${library_var}/libcilkrts/.libs"
+set_ld_library_path_env_vars
 
 global TEST_EXTRA_LIBS
 set TEST_EXTRA_LIBS "-L${library_var}/libcilkrts/.libs"