1 files changed, 66 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/lib/prune.exp b/libstdc++-v3/testsuite/lib/prune.exp
new file mode 100644
index 000000000..a1d8d083e
--- /dev/null
+++ b/libstdc++-v3/testsuite/lib/prune.exp
@@ -0,0 +1,66 @@
+#   Copyright (C) 1997, 1999, 2000, 2001, 2004, 2009
+#   Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; see the file COPYING3.  If not see
+# <http://www.gnu.org/licenses/>.
+
+# Prune messages from g++ that aren't useful.
+
+# Prune any messages matching ARGS[1] (a regexp) from test output.
+proc dg-prune-output { args } {
+    global additional_prunes
+
+    if { [llength $args] != 2 } {
+	error "[lindex $args 1]: need one argument"
+	return
+    }
+
+    lappend additional_prunes [lindex $args 1]
+}
+
+proc libstdc++-dg-prune { system text } {
+    global additional_prunes
+
+    # Cygwin warns about -ffunction-sections
+    regsub -all "(^|\n)\[^\n\]*: -ffunction-sections may affect debugging on some targets\[^\n\]*" $text "" text
+
+    # Remove parts of warnings that refer to location of previous
+    # definitions, etc as these confuse dejagnu
+    regsub -all "(^|\n)(\[^\n\]*: )?In ((static member |lambda )?function|member|method|(copy )?constructor|destructor|instantiation|program|subroutine|block-data)\[^\n\]*" $text "" text
+    regsub -all "(^|\n)\[^\n\]*(: )?At (top level|global scope):\[^\n\]*" $text "" text
+    regsub -all "(^|\n)\[^\n\]*:   (recursively )?instantiated from \[^\n\]*" $text "" text
+    regsub -all "(^|\n)\[^\n\]*:   . skipping \[0-9\]* instantiation contexts \[^\n\]*" $text "" text
+    regsub -all "(^|\n)    inlined from \[^\n\]*" $text "" text
+    # Why doesn't GCC need these to strip header context?
+    regsub -all "(^|\n)In file included from \[^\n\]*" $text "" text
+    regsub -all "(^|\n)\[ \t\]*from \[^\n\]*" $text "" text
+
+    # Ignore errata warning from IA64 assembler.
+    regsub -all "(^|\n)\[^\n\]*: Additional NOP may be necessary to workaround Itanium processor A/B step errata" $text "" text
+    regsub -all "(^|\n)\[^\n*\]*: Assembler messages:\[^\n\]*" $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
+    regsub -all "(^|\n)\[^\n\]*warning: DWARFDebugInfoEntry::AppendDependants\[^\n\]*AT_\[^\n\]*_bound\[^\n\]*FORM_ref4\[^\n\]*" $text "" text
+    regsub -all "(^|\n)\[^\n\]*warning:\[^\n\]*TAG_variable:  AT_location\[^\n\]*didn't have valid function low pc\[^\n\]*" $text "" text
+
+    foreach p $additional_prunes {
+	if { [string length $p] > 0 } {
+	    # Following regexp matches a complete line containing $p.
+	    regsub -all "(^|\n)\[^\n\]*$p\[^\n\]*" $text "" text
+	}
+    }
+
+    return $text
+}