blob: fd4a0ac7f97bf2d90d6a3c4e947bee6577f1914e [file] [log] [blame]
# Copyright (C) 1997-2021 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
# 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
# <>.
# 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"
lappend additional_prunes [lindex $args 1]
proc libstdc++-dg-prune { system text } {
global additional_prunes
# send_user "Before:$text\n"
# Ignore caret diagnostics. Unfortunately dejaGNU trims leading
# spaces, so one cannot rely on them being present.
regsub -all "(^|\n)\[^\n\]+\n *\\^\n" $text "\n" text
# 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|substitution|program|subroutine|block-data)\[^\n\]*" $text "" text
regsub -all "(^|\n)\[^\n\]*(: )?At (top level|global scope):\[^\n\]*" $text "" text
regsub -all "(^|\n)\[^\n\]*: (recursively )?required \[^\n\]*" $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 informational notes.
#TODO As this isn't even using 'gcc-dg.exp', cannot consider its
# 'variable prune_notes' (for 'dg-note') here.
regsub -all "(^|\n)\[^\n\]*: note: \[^\n\]*" $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
# Ignore harmless warnings from Xcode 4.0.
regsub -all "(^|\n)\[^\n\]*ld: warning: could not create compact unwind for\[^\n\]*" $text "" text
foreach p $additional_prunes {
if { [string length $p] > 0 } {
# Following regexp matches a complete line containing $p.
regsub -all "(^|\n)\[^\n\]*$p\[^\n\]*" $text "" text
# send_user "After:$text\n"
return $text