correct dg-require-alias use in TLS tests

From-SVN: r195313

gcc/testsuite/g++.dg/gomp/tls-5.C

 // The reference temp should be TLS, not normal data.
 // { dg-require-effective-target c++11 }
-// { dg-require-alias }
 // { dg-final { scan-assembler-not "\\.data" { target tls_native } } }
 
 extern int&& ir;

gcc/testsuite/g++.dg/gomp/tls-wrap3.C

 // If we can't see the definition at all, we need to assume there might be
 // an init function.
 
-// { dg-require-alias }
+// { dg-require-alias "" }
 // { dg-require-effective-target tls }
 // { dg-final { scan-assembler "_ZTW1i" } }
 // { dg-final { scan-assembler "_ZTH1i" } }

gcc/testsuite/g++.dg/tls/thread_local-cse.C

@@ -4,7 +4,6 @@
 // { dg-options "-std=c++11 -O -fno-inline -save-temps" }
 // { dg-add-options tls }
 // { dg-require-effective-target tls_runtime }
-// { dg-require-alias }
 // { dg-final { scan-assembler-times "call *_ZTW2ir" 1 { xfail *-*-* } } }
 // { dg-final cleanup-saved-temps }
 

gcc/testsuite/g++.dg/tls/thread_local-order1.C

@@ -2,7 +2,6 @@
 // { dg-options "-std=c++11" }
 // { dg-add-options tls }
 // { dg-require-effective-target tls_runtime }
-// { dg-require-alias }
 // { dg-require-cxa-atexit "" }
 
 extern "C" void abort();

gcc/testsuite/g++.dg/tls/thread_local-order2.C

@@ -6,7 +6,6 @@
 // { dg-options "-std=c++11" }
 // { dg-add-options tls }
 // { dg-require-effective-target tls_runtime }
-// { dg-require-alias }
 
 extern "C" void abort();
 extern "C" int printf (const char *, ...);

gcc/testsuite/g++.dg/tls/thread_local-wrap3.C

 // If we can't see the definition at all, we need to assume there might be
 // an init function.
 
-// { dg-require-alias }
+// { dg-require-alias "" }
 // { dg-require-effective-target tls }
 // { dg-options "-std=c++11" }
 // { dg-final { scan-assembler "_ZTW1i" } }

gcc/testsuite/g++.dg/tls/thread_local2g.C

@@ -2,7 +2,6 @@
 // { dg-options "-std=c++11" }
 // { dg-add-options tls }
 // { dg-require-effective-target tls_runtime }
-// { dg-require-alias }
 
 extern "C" void abort();
 

gcc/testsuite/g++.dg/tls/thread_local3g.C

@@ -2,7 +2,6 @@
 // { dg-require-effective-target c++11 }
 // { dg-require-effective-target tls_runtime }
 // { dg-require-effective-target pthread }
-// { dg-require-alias }
 // { dg-require-cxa-atexit "" }
 // { dg-options -pthread }
 // { dg-add-options tls }

gcc/testsuite/g++.dg/tls/thread_local4g.C

@@ -4,7 +4,6 @@
 // { dg-require-effective-target c++11 }
 // { dg-require-effective-target tls_runtime }
 // { dg-require-effective-target pthread }
-// { dg-require-alias }
 // { dg-require-cxa-atexit "" }
 // { dg-options -pthread }
 // { dg-add-options tls }

gcc/testsuite/g++.dg/tls/thread_local5g.C

@@ -4,7 +4,6 @@
 // { dg-require-effective-target c++11 }
 // { dg-require-effective-target tls_runtime }
 // { dg-require-effective-target pthread }
-// { dg-require-alias }
 // { dg-require-cxa-atexit "" }
 // { dg-options -pthread }
 // { dg-add-options tls }

gcc/testsuite/g++.dg/tls/thread_local6g.C

@@ -5,7 +5,6 @@
 // { dg-add-options tls }
 // { dg-require-effective-target tls_runtime }
 // { dg-require-cxa-atexit "" }
-// { dg-require-alias }
 
 extern "C" void _exit (int);
 

gcc/testsuite/g++.dg/tls/thread_local7g.C

 // { dg-options "-std=c++11" }
 // { dg-require-effective-target tls }
-// { dg-require-alias }
 
 // The reference temp should be TLS, not normal data.
 // { dg-final { scan-assembler-not "\\.data" { target tls_native } } }