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# Copyright (C) 2014-2024 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 GCC; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
# Look for lines of the form:
# definitely lost: 11,316 bytes in 235 blocks
# indirectly lost: 352 bytes in 4 blocks
# Report zero bytes lost as a a PASS.
# Use LEAK_REPORT_FUNCTION to report non-zero bytes lost (either fail or xfail)
proc report_leak {kind name logfile line leak_report_function} {
set match [regexp "$kind lost: .*" $line result]
if $match {
verbose "Saw \"$result\" within \"$line\"" 4
# Extract bytes and blocks.
# These can contain commas as well as numerals,
# but we only care about whether we have zero.
regexp "$kind lost: (.+) bytes in (.+) blocks" \
$result -> bytes blocks
verbose "bytes: '$bytes'" 4
verbose "blocks: '$blocks'" 4
if { $bytes == 0 } {
pass "$name: $logfile: $result"
} else {
$leak_report_function "$name: $logfile: $result"
}
}
}
proc parse_valgrind_logfile {name logfile leak_report_function} {
verbose "parse_valgrind_logfile: $logfile" 2
if [catch {set f [open $logfile]}] {
fail "$name: unable to read $logfile"
return
}
while { [gets $f line] >= 0 } {
# Strip off the PID prefix e.g. ==7675==
set line [regsub "==\[0-9\]*== " $line ""]
verbose $line 2
report_leak "definitely" $name $logfile $line $leak_report_function
report_leak "indirectly" $name $logfile $line $leak_report_function
}
close $f
}
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