diff options
Diffstat (limited to 'gcc-4.7/libmudflap/testsuite/lib/mfdg.exp')
| -rw-r--r-- | gcc-4.7/libmudflap/testsuite/lib/mfdg.exp | 365 |
1 files changed, 365 insertions, 0 deletions
diff --git a/gcc-4.7/libmudflap/testsuite/lib/mfdg.exp b/gcc-4.7/libmudflap/testsuite/lib/mfdg.exp new file mode 100644 index 000000000..9e340c0bd --- /dev/null +++ b/gcc-4.7/libmudflap/testsuite/lib/mfdg.exp @@ -0,0 +1,365 @@ +# `mfdg' - overrides parts of general purpose testcase driver. +# Copyright (C) 1994 - 2001, 2003, 2009, 2010 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/>. + + +# This is a modified excerpt of dejagnu/lib/dg.exp. + +load_lib dg.exp + + +# dg-test -- runs a new style DejaGnu test +# +# Syntax: dg-test [-keep-output] prog tool_flags default_extra_tool_flags +# +# PROG is the full path name of the file to pass to the tool (eg: compiler). +# TOOL_FLAGS is a set of options to always pass. +# DEFAULT_EXTRA_TOOL_FLAGS are additional options if the testcase has none. + +#proc dg-test { prog tool_flags default_extra_tool_flags } { +proc dg-test { args } { + global dg-do-what-default dg-interpreter-batch-mode dg-linenum-format + global errorCode errorInfo + global additional_prunes + global tool + global srcdir ;# eg: /calvin/dje/build/gcc/./testsuite/ + global host_triplet target_triplet + + set keep 0 + set i 0 + set dg-repetitions 1 ;# may be overridden by { dg-repetitions N } + unset_timeout_vars + + if { [string index [lindex $args 0] 0] == "-" } { + for { set i 0 } { $i < [llength $args] } { incr i } { + if { [lindex $args $i] == "--" } { + incr i + break + } elseif { [lindex $args $i] == "-keep-output" } { + set keep 1 + } elseif { [string index [lindex $args $i] 0] == "-" } { + clone_output "ERROR: dg-test: illegal argument: [lindex $args $i]" + return + } else { + break + } + } + } + + if { $i + 3 != [llength $args] } { + clone_output "ERROR: dg-test: missing arguments in call" + return + } + set prog [lindex $args $i] + set tool_flags [lindex $args [expr $i + 1]] + set default_extra_tool_flags [lindex $args [expr $i + 2]] + + set text "\[- A-Za-z0-9\.\;\"\_\:\'\`\(\)\!\#\=\+\?\&\*]*" + + set name [dg-trim-dirname $srcdir $prog] + # If we couldn't rip $srcdir out of `prog' then just do the best we can. + # The point is to reduce the unnecessary noise in the logs. Don't strip + # out too much because different testcases with the same name can confuse + # `test-tool'. + if [string match "/*" $name] { + set name "[file tail [file dirname $prog]]/[file tail $prog]" + } + + if {$tool_flags != ""} { + append name " ($tool_flags)" + } + + # Process any embedded dg options in the testcase. + + # Use "" for the second element of dg-do-what so we can tell if it's been + # explicitly set to "S". + set dg-do-what [list ${dg-do-what-default} "" P] + set dg-excess-errors-flag 0 + set dg-messages "" + set dg-extra-tool-flags $default_extra_tool_flags + set dg-final-code "" + + set additional_prunes "" + + # `dg-output-text' is a list of two elements: pass/fail and text. + # Leave second element off for now (indicates "don't perform test") + set dg-output-text "P" + + # Define our own "special function" `unknown' so we catch spelling errors. + # But first rename the existing one so we can restore it afterwards. + catch {rename dg-save-unknown ""} + rename unknown dg-save-unknown + proc unknown { args } { + return -code error "unknown dg option: $args" + } + + set tmp [dg-get-options $prog] + foreach op $tmp { + verbose "Processing option: $op" 3 + set status [catch "$op" errmsg] + if { $status != 0 } { + if { 0 && [info exists errorInfo] } { + # This also prints a backtrace which will just confuse + # testcase writers, so it's disabled. + perror "$name: $errorInfo\n" + } else { + perror "$name: $errmsg for \"$op\"\n" + } + # ??? The call to unresolved here is necessary to clear `errcnt'. + # What we really need is a proc like perror that doesn't set errcnt. + # It should also set exit_status to 1. + unresolved "$name: $errmsg for \"$op\"" + return + } + } + + # Restore normal error handling. + rename unknown "" + rename dg-save-unknown unknown + + # If we're not supposed to try this test on this target, we're done. + if { [lindex ${dg-do-what} 1] == "N" } { + unsupported "$name" + verbose "$name not supported on this target, skipping it" 3 + return + } + + # Run the tool and analyze the results. + # The result of ${tool}-dg-test is in a bit of flux. + # Currently it is the name of the output file (or "" if none). + # If we need more than this it will grow into a list of things. + # No intention is made (at this point) to preserve upward compatibility + # (though at some point we'll have to). + + set results [${tool}-dg-test $prog [lindex ${dg-do-what} 0] "$tool_flags ${dg-extra-tool-flags}"]; + + set comp_output [lindex $results 0]; + set output_file [lindex $results 1]; + + #send_user "\nold_dejagnu.exp: comp_output1 = :$comp_output:\n\n" + #send_user "\nold_dejagnu.exp: message = :$message:\n\n" + #send_user "\nold_dejagnu.exp: message length = [llength $message]\n\n" + + foreach i ${dg-messages} { + verbose "Scanning for message: $i" 4 + + # Remove all error messages for the line [lindex $i 0] + # in the source file. If we find any, success! + set line [lindex $i 0] + set pattern [lindex $i 2] + set comment [lindex $i 3] + #send_user "Before:\n$comp_output\n" + if [regsub -all "(^|\n)(\[^\n\]+$line\[^\n\]*($pattern)\[^\n\]*\n?)+" $comp_output "\n" comp_output] { + set comp_output [string trimleft $comp_output] + set ok pass + set uhoh fail + } else { + set ok fail + set uhoh pass + } + #send_user "After:\n$comp_output\n" + + # $line will either be a formatted line number or a number all by + # itself. Delete the formatting. + scan $line ${dg-linenum-format} line + switch [lindex $i 1] { + "ERROR" { + $ok "$name $comment (test for errors, line $line)" + } + "XERROR" { + x$ok "$name $comment (test for errors, line $line)" + } + "WARNING" { + $ok "$name $comment (test for warnings, line $line)" + } + "XWARNING" { + x$ok "$name $comment (test for warnings, line $line)" + } + "BOGUS" { + $uhoh "$name $comment (test for bogus messages, line $line)" + } + "XBOGUS" { + x$uhoh "$name $comment (test for bogus messages, line $line)" + } + "BUILD" { + $uhoh "$name $comment (test for build failure, line $line)" + } + "XBUILD" { + x$uhoh "$name $comment (test for build failure, line $line)" + } + "EXEC" { } + "XEXEC" { } + } + #send_user "\nold_dejagnu.exp: comp_output2= :$comp_output:\n\n" + } + #send_user "\nold_dejagnu.exp: comp_output3 = :$comp_output:\n\n" + + # Remove messages from the tool that we can ignore. + #send_user "comp_output: $comp_output\n" + set comp_output [prune_warnings $comp_output] + + if { [info proc ${tool}-dg-prune] != "" } { + set comp_output [${tool}-dg-prune $target_triplet $comp_output] + switch -glob $comp_output { + "::untested::*" { + regsub "::untested::" $comp_output "" message + untested "$name: $message" + return + } + "::unresolved::*" { + regsub "::unresolved::" $comp_output "" message + unresolved "$name: $message" + return + } + "::unsupported::*" { + regsub "::unsupported::" $comp_output "" message + unsupported "$name: $message" + return + } + } + } + + # See if someone forgot to delete the extra lines. + regsub -all "\n+" $comp_output "\n" comp_output + regsub "^\n+" $comp_output "" comp_output + #send_user "comp_output: $comp_output\n" + + # Don't do this if we're testing an interpreter. + # FIXME: why? + if { ${dg-interpreter-batch-mode} == 0 } { + # Catch excess errors (new bugs or incomplete testcases). + if ${dg-excess-errors-flag} { + setup_xfail "*-*-*" + } + if ![string match "" $comp_output] { + fail "$name (test for excess errors)" + send_log "Excess errors:\n$comp_output\n" + } else { + pass "$name (test for excess errors)" + } + } + + # Run the executable image if asked to do so. + # FIXME: This is the only place where we assume a standard meaning to + # the `keyword' argument of dg-do. This could be cleaned up. + if { [lindex ${dg-do-what} 0] == "run" } { + if ![file exists $output_file] { + warning "$name compilation failed to produce executable" + } else { + set testname $name + for {set rep 0} {$rep < ${dg-repetitions}} {incr rep} { + # include repetition number in test name + if {$rep > 0} { set name "$testname (rerun $rep)" } + + set status -1 + set result [${tool}_load $output_file] + set status [lindex $result 0]; + set output [lindex $result 1]; + #send_user "After exec, status: $status\n" + + if { "$status" == "pass" } { + verbose "Exec succeeded." 3 + } elseif { "$status" == "fail" } { + # It would be nice to get some info out of errorCode. + if [info exists errorCode] { + verbose "Exec failed, errorCode: $errorCode" 3 + } else { + verbose "Exec failed, errorCode not defined!" 3 + } + } + + if { [lindex ${dg-do-what} 2] == "F" } { + # Instead of modelling this as an xfail (via setup_xfail), + # treat an expected crash as a success. + if { $status == "pass" } then { set status fail } else { set status pass } + set testtype "crash" + } else { set testtype "execution" } + + $status "$name $testtype test" + + if { [llength ${dg-output-text}] > 1 } { + #send_user "${dg-output-text}\n" + if { [lindex ${dg-output-text} 0] == "F" } { + setup_xfail "*-*-*" + } + set texttmp [lindex ${dg-output-text} 1] + if { ![regexp $texttmp ${output}] } { + fail "$name output pattern test" + } else { + pass "$name output pattern test" + } + verbose -log "Output pattern $texttmp" + unset texttmp + } + } + } + } + + # Are there any further tests to perform? + # Note that if the program has special run-time requirements, running + # of the program can be delayed until here. Ditto for other situations. + # It would be a bit cumbersome though. + + if ![string match ${dg-final-code} ""] { + regsub -all "\\\\(\[{}\])" ${dg-final-code} "\\1" dg-final-code + # Note that the use of `args' here makes this a varargs proc. + proc dg-final-proc { args } ${dg-final-code} + verbose "Running dg-final tests." 3 + verbose "dg-final-proc:\n[info body dg-final-proc]" 4 + if [catch "dg-final-proc $prog" errmsg] { + perror "$name: error executing dg-final: $errmsg" + # ??? The call to unresolved here is necessary to clear `errcnt'. + # What we really need is a proc like perror that doesn't set errcnt. + # It should also set exit_status to 1. + unresolved "$name: error executing dg-final: $errmsg" + } + } + + # Do some final clean up. + # When testing an interpreter, we don't compile something and leave an + # output file. + if { ! ${keep} && ${dg-interpreter-batch-mode} == 0 } { + catch "exec rm -f $output_file" + } +} + + +# +# Indicate that this test case is to be rerun several times. This +# is useful if it is nondeterministic. This applies to rerunning the +# test program only, not rebuilding it. +# The embedded format is "{ dg-repetitions N }", where N is the number +# of repetitions. It better be greater than zero. +# +proc dg-repetitions { line value } { + upvar dg-repetitions repetitions + set repetitions $value +} + + +# 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] +} + +set additional_prunes "" |