libstdc++-v3/testsuite/lib/prune.exp

   1 #   Copyright (C) 1997, 1999, 2000, 2001, 2004, 2009
   2 #   Free Software Foundation, Inc.
   3
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; see the file COPYING3.  If not see
  16 # <http://www.gnu.org/licenses/>.
  17
  18 # Prune messages from g++ that aren't useful.
  19
  20 # Prune any messages matching ARGS[1] (a regexp) from test output.
  21 proc dg-prune-output { args } {
  22     global additional_prunes
  23
  24     if { [llength $args] != 2 } {
  25         error "[lindex $args 1]: need one argument"
  26         return
  27     }
  28
  29     lappend additional_prunes [lindex $args 1]
  30 }
  31
  32 proc libstdc++-dg-prune { system text } {
  33     global additional_prunes
  34
  35     # Cygwin warns about -ffunction-sections
  36     regsub -all "(^|\n)\[^\n\]*: -ffunction-sections may affect debugging on some targets\[^\n\]*" $text "" text
  37
  38     # Remove parts of warnings that refer to location of previous
  39     # definitions, etc as these confuse dejagnu
  40     regsub -all "(^|\n)(\[^\n\]*: )?In ((static member |lambda )?function|member|method|(copy )?constructor|destructor|instantiation|program|subroutine|block-data)\[^\n\]*" $text "" text
  41     regsub -all "(^|\n)\[^\n\]*(: )?At (top level|global scope):\[^\n\]*" $text "" text
  42     regsub -all "(^|\n)\[^\n\]*:   (recursively )?required \[^\n\]*" $text "" text
  43     regsub -all "(^|\n)\[^\n\]*:   . skipping \[0-9\]* instantiation contexts \[^\n\]*" $text "" text
  44     regsub -all "(^|\n)    inlined from \[^\n\]*" $text "" text
  45     # Why doesn't GCC need these to strip header context?
  46     regsub -all "(^|\n)In file included from \[^\n\]*" $text "" text
  47     regsub -all "(^|\n)\[ \t\]*from \[^\n\]*" $text "" text
  48
  49     # Ignore informational notes.
  50     regsub -all "(^|\n)\[^\n\]*: note: \[^\n\]*" $text "" text
  51
  52     # Ignore errata warning from IA64 assembler.
  53     regsub -all "(^|\n)\[^\n\]*: Additional NOP may be necessary to workaround Itanium processor A/B step errata" $text "" text
  54     regsub -all "(^|\n)\[^\n*\]*: Assembler messages:\[^\n\]*" $text "" text
  55
  56     # Ignore harmless warnings from Xcode 3.2.x.
  57     regsub -all "(^|\n)\[^\n\]*ld: warning: can't add line info to anonymous symbol\[^\n\]*" $text "" text
  58     regsub -all "(^|\n)\[^\n\]*warning: DWARFDebugInfoEntry::AppendDependants\[^\n\]*AT_\[^\n\]*_bound\[^\n\]*FORM_ref4\[^\n\]*" $text "" text
  59     regsub -all "(^|\n)\[^\n\]*warning:\[^\n\]*TAG_variable:  AT_location\[^\n\]*didn't have valid function low pc\[^\n\]*" $text "" text
  60
  61     # Ignore harmless warnings from Xcode 4.0.
  62     regsub -all "(^|\n)\[^\n\]*ld: warning: could not create compact unwind for\[^\n\]*" $text "" text
  63
  64     foreach p $additional_prunes {
  65         if { [string length $p] > 0 } {
  66             # Following regexp matches a complete line containing $p.
  67             regsub -all "(^|\n)\[^\n\]*$p\[^\n\]*" $text "" text
  68         }
  69     }
  70
  71     return $text
  72 }