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author | Vitaly Buka <vitalybuka@google.com> | 2017-11-01 00:55:52 +0000 |
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committer | Vitaly Buka <vitalybuka@google.com> | 2017-11-01 00:55:52 +0000 |
commit | b3c355d3c87d2ea131fd71836d848fe5aa89d20d (patch) | |
tree | 9ed0aedf85f44e9450071be2ac31c28f4a60a1e4 /lib/fuzzer/scripts | |
parent | 142775ac8314b5a2accfb9832e7226856deddbe9 (diff) | |
download | compiler-rt-b3c355d3c87d2ea131fd71836d848fe5aa89d20d.tar.gz |
Revert "[fuzzer] Fix threaded stack printing and nested mallocs"
Fails on darwin
Revert "[fuzzer] Script to detect unbalanced allocation in -trace_malloc output"
Needs previous one.
This reverts commit r317034, r317036.
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@317061 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/fuzzer/scripts')
-rwxr-xr-x | lib/fuzzer/scripts/unbalanced_allocs.py | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/lib/fuzzer/scripts/unbalanced_allocs.py b/lib/fuzzer/scripts/unbalanced_allocs.py deleted file mode 100755 index a4ce18767..000000000 --- a/lib/fuzzer/scripts/unbalanced_allocs.py +++ /dev/null @@ -1,93 +0,0 @@ -#!/usr/bin/env python -#===- lib/fuzzer/scripts/unbalanced_allocs.py ------------------------------===# -# -# The LLVM Compiler Infrastructure -# -# This file is distributed under the University of Illinois Open Source -# License. See LICENSE.TXT for details. -# -#===------------------------------------------------------------------------===# -# -# Post-process -trace_malloc=2 output and printout only allocations and frees -# unbalanced inside of fuzzer runs. -# Usage: -# my_fuzzer -trace_malloc=2 -runs=10 2>&1 | unbalanced_allocs.py -skip=5 -# -#===------------------------------------------------------------------------===# - -import argparse -import sys - -_skip = 0 - -def PrintStack(line, stack): - global _skip - if _skip > 0: - return - print 'Unbalanced ' + line.rstrip(); - for l in stack: - print l.rstrip() - -def ProcessStack(line, f): - stack = [] - while line and line.startswith(' #'): - stack += [line] - line = f.readline() - return line, stack - -def ProcessFree(line, f, allocs): - if not line.startswith('FREE['): - return f.readline() - - addr = int(line.split()[1], 16) - next_line, stack = ProcessStack(f.readline(), f) - if addr in allocs: - del allocs[addr] - else: - PrintStack(line, stack) - return next_line - -def ProcessMalloc(line, f, allocs): - if not line.startswith('MALLOC['): - return ProcessFree(line, f, allocs) - - addr = int(line.split()[1], 16) - assert not addr in allocs - - next_line, stack = ProcessStack(f.readline(), f) - allocs[addr] = (line, stack) - return next_line - -def ProcessRun(line, f): - if not line.startswith('MallocFreeTracer: START'): - return ProcessMalloc(line, f, {}) - - allocs = {} - print line.rstrip() - line = f.readline() - while line: - if line.startswith('MallocFreeTracer: STOP'): - global _skip - _skip = _skip - 1 - for _, (l, s) in allocs.iteritems(): - PrintStack(l, s) - print line.rstrip() - return f.readline() - line = ProcessMalloc(line, f, allocs) - return line - -def ProcessFile(f): - line = f.readline() - while line: - line = ProcessRun(line, f); - -def main(argv): - parser = argparse.ArgumentParser() - parser.add_argument('--skip', default=0, help='number of runs to ignore') - args = parser.parse_args() - global _skip - _skip = int(args.skip) + 1 - ProcessFile(sys.stdin) - -if __name__ == '__main__': - main(sys.argv) |