* lib/target-supports.exp

	(check_effective_target_powerpc_altivec): New.
	(check_effective_target_vect_cmdline_needed): Use it.

From-SVN: r121219

gcc/testsuite/ChangeLog

+2007-01-26  Joseph Myers  <joseph@codesourcery.com>
+
+	* lib/target-supports.exp
+	(check_effective_target_powerpc_altivec): New.
+	(check_effective_target_vect_cmdline_needed): Use it.
+
 2007-01-26  Steven G. Kargl  <kargl@gcc.gnu.org>
 
 	* gfortran.dg/backslash_3.f: New test.

gcc/testsuite/lib/target-supports.exp

@@ -1242,7 +1242,8 @@ proc check_effective_target_vect_cmdline_needed { } {
 	     || (([istarget x86_64-*-*] || [istarget i?86-*-*])
 		 && [check_effective_target_lp64])
 	     || ([istarget powerpc*-*-*]
-		 && [check_effective_target_powerpc_spe])} {
+		 && ([check_effective_target_powerpc_spe]
+		     || [check_effective_target_powerpc_altivec]))} {
 	   set et_vect_cmdline_needed_saved 0
 	}
     }
@@ -1378,6 +1379,22 @@ proc check_effective_target_powerpc_spe { } {
     }
 }
 
+# Return 1 if this is a PowerPC target with Altivec enabled.
+
+proc check_effective_target_powerpc_altivec { } {
+    if { [istarget powerpc*-*-*] } {
+	return [check_no_compiler_messages powerpc_altivec object {
+	    #ifndef __ALTIVEC__
+	    #error not Altivec
+	    #else
+	    int dummy;
+	    #endif
+	}]
+    } else {
+	return 0
+    }
+}
+
 # Return 1 if the target supports hardware vector shift operation.
 
 proc check_effective_target_vect_shift { } {