Index: gcc/testsuite/lib/profopt.exp
===================================================================
--- gcc/testsuite/lib/profopt.exp	(revision 164915)
+++ gcc/testsuite/lib/profopt.exp	(working copy)
@@ -328,6 +328,10 @@
 	lappend options "additional_flags=$option $extra_flags $feedback_option"
 	set optstr "$option $feedback_option"
 	set comp_output [${tool}_target_compile "$src" "$execname2" "executable" $options]
+
+	# Prune warnings we know are unwanted.
+	set comp_output [prune_warnings $comp_output]
+
 	if ![${tool}_check_compile "$testcase compilation" $optstr $execname2 $comp_output] {
  	    unresolved "$testcase execution,   $optstr"
 	    continue
Index: gcc/testsuite/lib/prune.exp
===================================================================
--- gcc/testsuite/lib/prune.exp	(revision 164915)
+++ gcc/testsuite/lib/prune.exp	(working copy)
@@ -48,6 +48,9 @@
     regsub -all "(^|\n)\[^\n\]*file path prefix \[^\n\]* never used" $text "" text
     regsub -all "(^|\n)\[^\n\]*linker input file unused since linking not done" $text "" text
 
+    # Ignore harmless warnings from Xcode 3.2.x.
+    regsub -all "(^|\n)\[^\n\]*ld: warning: can't add line info to anonymous symbol\[^\n\]*" $text "" text
+
     #send_user "After:$text\n"
 
     return $text