IA64 uses // instead of # for comments in its assembly file.

PR c++/44641
	* lib/scanasm.exp (dg-function-on-line): Fix regex for IA64's
	comments.

From-SVN: r162383

gcc/testsuite/ChangeLog

@@ -1,3 +1,9 @@
+2010-07-21  Jeffrey Yasskin  <jyasskin@google.com>
+
+	PR c++/44641
+	* lib/scanasm.exp (dg-function-on-line): Fix regex for IA64's
+	comments.
+
 2010-07-21  Richard Guenther  <rguenther@suse.de>
 
 	PR lto/45018

gcc/testsuite/lib/scanasm.exp

@@ -316,7 +316,7 @@ proc dg-function-on-line { args } {
 	}
     }
 
-    set pattern [format {%s:[^\t]*(\t.file[^\t]*)?\t# \S*:%d\n} \
+    set pattern [format {%s:[^\t]*(\t.file[^\t]*)?\t[^:]+:%d\n} \
                  $symbol $line]
 
     # The lack of spaces around $pattern is important, since they'd