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read outside bounds #1194
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Good catch. This looks like a regression in handling named arguments introduced by |
pauldreik
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Jun 8, 2019
pauldreik
added a commit
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Jun 30, 2019
see google/oss-fuzz#2381 the history of the fuzz branch is long and messy and is difficult to rebase on top of the current master. Squashed commit of the following: commit b9d6db5 Author: Paul Dreik <github@pauldreik.se> Date: Sat Jun 29 21:50:34 2019 +0200 update exception with a more accurate description commit f3fbaf6 Author: Paul Dreik <github@pauldreik.se> Date: Sat Jun 29 21:34:55 2019 +0200 fix missing flags in reproduce build commit 40a17be Author: Paul Dreik <github@pauldreik.se> Date: Sat Jun 29 21:22:48 2019 +0200 move check for large precision values closer to where needed commit ef6e23e Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 28 20:55:34 2019 +0200 simplify the fuzzer build script commit eadee6e Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 28 20:47:54 2019 +0200 minimize source code pollution commit 1ece641 Merge: f404079 037b84f Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 28 20:22:52 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz # Conflicts: # CMakeLists.txt commit f404079 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 28 20:20:52 2019 +0200 make named_arg write into a string or a memory_buffer this makes the fuzzer consistent with the others. commit 545dbe1 Author: Paul Dreik <github@pauldreik.se> Date: Thu Jun 20 06:34:17 2019 +0200 tidy up extra newlines, missing std:: etc. commit 2d816ef Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:49:08 2019 +0200 update unit test to handle expected result following review comment commit a5b9a26 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:40:06 2019 +0200 update build script to reflect changes after review commit 8411cb7 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:39:39 2019 +0200 review comment: clarify what the .gitignore is for commit 18d9e7b Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:36:56 2019 +0200 review comment: don't touch root .gitignore commit 7683d7f Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:35:40 2019 +0200 review comment: condiionally include main.cpp commit be0bdae Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:31:28 2019 +0200 review comment: drop commented out code not working on travis commit 0134298 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:30:26 2019 +0200 review comment: renumber case labels the old ones were to be able to reuse the corpus, let's drop it commit f66fe7b Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:06:47 2019 +0200 review comment: libfmt->fmt commit 4a4ddb6 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:05:32 2019 +0200 reuse fmt_safe_duration_cast commit 0a16794 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:02:48 2019 +0200 review comment: name convention, better name C was for "chrono duration" commit 63084ca Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:00:50 2019 +0200 reuse earlier extract fmt_safe_... function commit b23388d Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 19:58:55 2019 +0200 review comment: don't output inf.inf commit 6f861f1 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 19:57:00 2019 +0200 review comment: extract function for invoking safe_duration_cast commit df19bc8 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 19:47:30 2019 +0200 review comment: leftover garbage commit 84eea80 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 19:45:22 2019 +0200 review comment: turn cmake option into macro for SAFE_DURATION_CAST decided to have it on by default commit c3a1594 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 19:40:14 2019 +0200 review comment: extra newline commit aa55687 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 19:38:49 2019 +0200 review comment: file name convention commit 4102d82 Merge: 28add37 4912cff Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 16:29:29 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 28add37 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 21:44:06 2019 +0200 disable check to pass travis commit 4119378 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 21:32:39 2019 +0200 add missing include commit ba2efb8 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 21:04:41 2019 +0200 try working around build issue on travis commit 380671a Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 20:22:41 2019 +0200 write positive infinity without sign commit fd72b9a Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 20:20:50 2019 +0200 remove leftover from merge commit 1ae3128 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 20:14:45 2019 +0200 format to buffer instead of string commit 1d83a56 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 19:50:19 2019 +0200 fix warnings commit a33b45a Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 19:43:46 2019 +0200 refactor and fix warnings commit 02afb12 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 19:17:27 2019 +0200 use fixed size input commit 35f84c8 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 19:07:43 2019 +0200 factor out main into a separate file commit a23b7a1 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 18:56:40 2019 +0200 refactor commit 9a3f4cf Merge: 7842582 12f4683 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 18:20:03 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz # Conflicts: # include/fmt/chrono.h commit 7842582 Merge: 90cab5a cbbee1b Author: Paul Dreik <github@pauldreik.se> Date: Thu Jun 13 10:41:34 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 90cab5a Merge: 8feb8a3 e5422db Author: Paul Dreik <github@pauldreik.se> Date: Wed Jun 12 18:49:08 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 8feb8a3 Merge: e9fabac 87fbc6f Author: Paul Dreik <github@pauldreik.se> Date: Tue Jun 11 19:18:35 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit e9fabac Merge: eaff931 e1a67b5 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 10 22:38:36 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit eaff931 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 22:29:01 2019 +0200 drop old crashes commit 7f861e4 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 21:47:30 2019 +0200 build fuzzers as part of the linux clang 6 build commit 42c3390 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 21:42:12 2019 +0200 travis has old libs commit 9264e3a Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 21:33:26 2019 +0200 more travis workarounds commit c6eed3a Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 21:27:49 2019 +0200 travis workaround commit 5e230d6 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 21:15:36 2019 +0200 fix constexpr issues commit cc5fc03 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 21:11:13 2019 +0200 add a fuzzer build commit 3997375 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:53:04 2019 +0200 fix minor documentation errors commit 1572411 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:49:25 2019 +0200 polish the documentation commit 9e52744 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:32:45 2019 +0200 remove unused headers commit 4b2492a Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:28:12 2019 +0200 clang format commit a0004eb Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:27:02 2019 +0200 format also void* commit 820142e Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:12:21 2019 +0200 improve two_args with lessons learnt from the others commit 7b8fd7f Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:11:18 2019 +0200 improve function names commit 641bf36 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:07:29 2019 +0200 clang format commit 7975c0c Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:06:02 2019 +0200 apply lessons learned from chrono fuzzer on sprintf commit 972124c Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 19:55:49 2019 +0200 format to buffer instead of string commit 7b015c6 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 19:50:25 2019 +0200 apply lessons learned from the chrono fuzzer at one_arg commit daa8ea9 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 19:41:17 2019 +0200 renumber cases commit a667365 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 19:38:06 2019 +0200 clang format commit e0e361b Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 19:36:35 2019 +0200 disable fuzzing by default commit ccb4274 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 19:36:25 2019 +0200 refresh named_arg with lessons learnt from the chrono fuzzer commit 60da706 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 19:36:00 2019 +0200 fix build error commit e361bfc Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 19:00:11 2019 +0200 add comment about formatting to string vs. memory buffer commit 74c0ed0 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 18:51:23 2019 +0200 try to use better names commit 4efea36 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 18:46:07 2019 +0200 fix clang build error commit 03cdd2e Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 18:44:21 2019 +0200 drop workarounds fixed upstream commit e936829 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 18:41:02 2019 +0200 move the fuzzers into the test/ subdirectory commit 2967765 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 18:30:03 2019 +0200 revert temporary tests handled upstream commit 749c502 Merge: dee6908 5d9100f Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 17:49:00 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit dee6908 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 17:40:37 2019 +0200 keep documentation comment formatted properly commit 87d2c99 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 17:36:12 2019 +0200 switch to fmt constexpr macros commit c23fa59 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 17:30:22 2019 +0200 clang format commit 9e58207 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 17:27:03 2019 +0200 get rid of safe_duration_cast submodule replaced with an embedded miniature version commit a4d36ea Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 17:25:00 2019 +0200 add safe_duration_cast into fmt commit 7d5b0ec Author: Paul Dreik <github@pauldreik.se> Date: Sat Jun 8 22:39:33 2019 +0200 mark fmtlib#1194 as fixed commit ee91514 Merge: 6056911 4faadff Author: Paul Dreik <github@pauldreik.se> Date: Sat Jun 8 22:25:37 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 6056911 Author: Paul Dreik <github@pauldreik.se> Date: Wed Jun 5 09:58:30 2019 +0200 format to small size buffer instead of string commit 9f00609 Author: Paul Dreik <github@pauldreik.se> Date: Wed Jun 5 09:45:23 2019 +0200 switch to fmt::string_view and workaround reported bug commit 387de0d Author: Paul Dreik <github@pauldreik.se> Date: Wed Jun 5 06:26:15 2019 +0200 ignore build directories commit 55da271 Merge: 3716491 c264e64 Author: Paul Dreik <github@pauldreik.se> Date: Wed Jun 5 06:12:36 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 3716491 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 3 07:03:29 2019 +0200 fix UB in on_second commit 2740241 Merge: 1c25840 d54e64b Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 3 06:37:18 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz # Conflicts: # include/fmt/chrono.h commit 1c25840 Merge: ca9596d f57227a Author: Paul Dreik <github@pauldreik.se> Date: Sat Jun 1 08:01:58 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit ca9596d Merge: 1c274cf d07cc20 Author: Paul Dreik <github@pauldreik.se> Date: Thu May 30 19:42:33 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 1c274cf Author: Paul Dreik <github@pauldreik.se> Date: Thu May 30 08:12:10 2019 +0200 make it easier for the chrono fuzzer to explore using a fixed size makes the cases cross pollinate each other better. the execution speed is much higher as well commit f0d7ccc Author: Paul Dreik <github@pauldreik.se> Date: Thu May 30 07:36:21 2019 +0200 add a build adapted for analysis of fuzzing performance commit 56f7cf3 Author: Paul Dreik <github@pauldreik.se> Date: Thu May 30 06:25:10 2019 +0200 allow negative values again commit a77a5fc Author: Paul Dreik <github@pauldreik.se> Date: Thu May 30 05:45:55 2019 +0200 fix UB on signed int overflow in chrono_formatter constructor see fmtlib#1179 commit b6a5927 Merge: 492a204 30bce6c Author: Paul Dreik <github@pauldreik.se> Date: Thu May 30 05:26:30 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz # Conflicts: # include/fmt/chrono.h commit 492a204 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 21:36:00 2019 +0200 fix bad assert commit 0ae68b0 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 21:35:49 2019 +0200 add unsigned types for chrono fuzzing commit 2753d7d Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 20:25:21 2019 +0200 use C++17 commit bc12742 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 19:44:59 2019 +0200 add symlink for safe_duration_cast commit 67201d2 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 19:40:40 2019 +0200 turn on safe duration cast for the fuzzer builds commit 31a7008 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 19:32:52 2019 +0200 clang format commit 981e30c Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 19:30:19 2019 +0200 reduce maximum allocation size commit 7ba51da Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 19:30:01 2019 +0200 make nan unit test pass commit 95b4b9c Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 18:39:08 2019 +0200 special case nan and inf commit 2673c96 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 16:40:11 2019 +0200 build a fast fuzzer, for making coverage fast commit db52b62 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 16:39:48 2019 +0200 add safe duration cast as submodule commit c8a028f Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 16:00:26 2019 +0200 enable chrono fuzzing for non-negative values commit de3555c Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 13:06:35 2019 +0200 try start using safe duration cast commit 5c32451 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 09:59:34 2019 +0200 add failing test commit 3a565d3 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 09:59:09 2019 +0200 fix cmake option type (should be string, not bool) commit 61c6756 Merge: 63e7b9e bb254d1 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 07:03:42 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 63e7b9e Merge: 7dd1d80 5e7bdf1 Author: Paul Dreik <github@pauldreik.se> Date: Fri May 17 19:17:20 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 7dd1d80 Merge: 2c9aa5a 2a9e8b5 Author: Paul Dreik <github@pauldreik.se> Date: Tue May 14 19:38:32 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 2c9aa5a Merge: 16a442c 2c77562 Author: Paul Dreik <github@pauldreik.se> Date: Tue May 14 06:33:16 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 16a442c Merge: b1d70b6 f4dfd6e Author: Paul Dreik <github@pauldreik.se> Date: Sun May 12 15:24:31 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz # Conflicts: # include/fmt/chrono.h commit b1d70b6 Author: Paul Dreik <github@pauldreik.se> Date: Fri May 10 08:52:57 2019 +0200 prevent excessive time (found by oss-fuzz) the following triggered this: std::string message = fmt::format("\377{:.214718908}\377", fmt::arg("/\0", 0.f)); there are probably more places with calls to fill_n which could be checked commit 9a91093 Merge: 7de0fde e9bab6d Author: Paul Dreik <github@pauldreik.se> Date: Thu May 9 06:06:32 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz # Conflicts: # include/fmt/chrono.h commit 7de0fde Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 20:08:53 2019 +0200 clang format commit bb375e1 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 19:47:10 2019 +0200 seems to pass the unit test now (except for the nan stuff from victor) commit 786b4b7 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 19:25:23 2019 +0200 add assert triggering data, and unit test commit 2790e48 Merge: fa859a0 ca978b3 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 18:42:51 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit fa859a0 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 18:18:54 2019 +0200 add crash commit 1f6e341 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 18:18:27 2019 +0200 assert floating point is finite internally commit 5087774 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 17:32:03 2019 +0200 invoke undefined behaviour inside chrono commit bac7ac4 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 17:31:35 2019 +0200 refactor the fuzzer build script commit b19c4cd Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 16:25:11 2019 +0200 add one more crash commit 7607592 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 16:24:05 2019 +0200 add crashing input commit b059a98 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 16:21:25 2019 +0200 trigger undefined behaviour with NaN durations commit 7cce332 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 16:20:51 2019 +0200 add asan only fuzzer commit 757319a Merge: a574b21 c1d430e Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 06:34:59 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz # Conflicts: # test/chrono-test.cc commit a574b21 Author: Paul Dreik <github@pauldreik.se> Date: Sat May 4 12:54:13 2019 +0200 disable chrono fuzzing for now it triggers integer overflow and is not trivial to solve. commit ff17322 Merge: d6a5985 29c10fb Author: Paul Dreik <github@pauldreik.se> Date: Sat May 4 07:29:39 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit d6a5985 Merge: 663b159 4a4d72f Author: Paul Dreik <github@pauldreik.se> Date: Wed May 1 20:44:16 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz # Conflicts: # test/chrono-test.cc commit 663b159 Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 22:36:07 2019 +0200 add crash case (triggers assertion) commit 082a5cb Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 21:44:19 2019 +0200 add const commit b8d7091 Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 21:29:43 2019 +0200 provoke assertion fmt/include/fmt/core.h:246: typename std::make_unsigned<_Tp>::type fmt::v5::internal::to_unsigned(Int) [with Int = long int; typename std::make_unsigned<_Tp>::type = long unsigned int]: Assertion `(value >= 0) && "negative value"' failed. commit e196601 Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 20:46:16 2019 +0200 add more crashes commit 1394ae3 Merge: 89338ca 4c721e3 Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 17:16:14 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 89338ca Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 09:40:32 2019 +0200 add notes on how to reproduce crashes commit 7dc3e4c Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 09:28:20 2019 +0200 add crashes from chrono duration commit b62e8bc Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 09:26:53 2019 +0200 rename fuzzer commit 7f4ab2b Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 09:15:38 2019 +0200 clang format commit a6cc2a3 Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 09:12:04 2019 +0200 add chrono duration fuzzer commit 682713c Merge: 8b934b3 8d8ea21 Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 08:07:56 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 8b934b3 Author: Paul Dreik <github@pauldreik.se> Date: Sat Apr 27 10:23:44 2019 +0200 clang format commit 793d97b Author: Paul Dreik <github@pauldreik.se> Date: Sat Apr 27 10:23:17 2019 +0200 tighten memory allocation commit e2301f2 Author: Paul Dreik <github@pauldreik.se> Date: Sat Apr 27 10:19:56 2019 +0200 clean up and set license (BSD 2-clause simplified, same as fmt) commit e64c3fb Author: Paul Dreik <github@pauldreik.se> Date: Sat Apr 27 10:04:23 2019 +0200 clean up and add afl commit ab46241 Author: Paul Dreik <github@pauldreik.se> Date: Sat Apr 27 09:54:48 2019 +0200 drop c++17 requirement commit 20c01e1 Author: Paul Dreik <github@pauldreik.se> Date: Sat Apr 27 09:25:19 2019 +0200 initial oss-fuzz compatible version commit 6cbd91a Author: Paul Dreik <github@pauldreik.se> Date: Sat Apr 27 08:42:51 2019 +0200 initial commit of fuzzers from https://github.com/pauldreik/fuzzfmt commit eaddfb1 Merge: e37d7db 134904c Author: Paul Dreik <github@pauldreik.se> Date: Sat Apr 27 08:38:19 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit e37d7db Merge: 99b2e08 bd516e3 Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 21 17:28:06 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 99b2e08 Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 21 10:30:56 2019 +0200 stop high memory use when fuzzing
vitaut
pushed a commit
that referenced
this issue
Jun 30, 2019
see google/oss-fuzz#2381 the history of the fuzz branch is long and messy and is difficult to rebase on top of the current master. Squashed commit of the following: commit b9d6db5 Author: Paul Dreik <github@pauldreik.se> Date: Sat Jun 29 21:50:34 2019 +0200 update exception with a more accurate description commit f3fbaf6 Author: Paul Dreik <github@pauldreik.se> Date: Sat Jun 29 21:34:55 2019 +0200 fix missing flags in reproduce build commit 40a17be Author: Paul Dreik <github@pauldreik.se> Date: Sat Jun 29 21:22:48 2019 +0200 move check for large precision values closer to where needed commit ef6e23e Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 28 20:55:34 2019 +0200 simplify the fuzzer build script commit eadee6e Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 28 20:47:54 2019 +0200 minimize source code pollution commit 1ece641 Merge: f404079 037b84f Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 28 20:22:52 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz # Conflicts: # CMakeLists.txt commit f404079 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 28 20:20:52 2019 +0200 make named_arg write into a string or a memory_buffer this makes the fuzzer consistent with the others. commit 545dbe1 Author: Paul Dreik <github@pauldreik.se> Date: Thu Jun 20 06:34:17 2019 +0200 tidy up extra newlines, missing std:: etc. commit 2d816ef Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:49:08 2019 +0200 update unit test to handle expected result following review comment commit a5b9a26 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:40:06 2019 +0200 update build script to reflect changes after review commit 8411cb7 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:39:39 2019 +0200 review comment: clarify what the .gitignore is for commit 18d9e7b Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:36:56 2019 +0200 review comment: don't touch root .gitignore commit 7683d7f Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:35:40 2019 +0200 review comment: condiionally include main.cpp commit be0bdae Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:31:28 2019 +0200 review comment: drop commented out code not working on travis commit 0134298 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:30:26 2019 +0200 review comment: renumber case labels the old ones were to be able to reuse the corpus, let's drop it commit f66fe7b Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:06:47 2019 +0200 review comment: libfmt->fmt commit 4a4ddb6 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:05:32 2019 +0200 reuse fmt_safe_duration_cast commit 0a16794 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:02:48 2019 +0200 review comment: name convention, better name C was for "chrono duration" commit 63084ca Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 20:00:50 2019 +0200 reuse earlier extract fmt_safe_... function commit b23388d Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 19:58:55 2019 +0200 review comment: don't output inf.inf commit 6f861f1 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 19:57:00 2019 +0200 review comment: extract function for invoking safe_duration_cast commit df19bc8 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 19:47:30 2019 +0200 review comment: leftover garbage commit 84eea80 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 19:45:22 2019 +0200 review comment: turn cmake option into macro for SAFE_DURATION_CAST decided to have it on by default commit c3a1594 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 19:40:14 2019 +0200 review comment: extra newline commit aa55687 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 19:38:49 2019 +0200 review comment: file name convention commit 4102d82 Merge: 28add37 4912cff Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 17 16:29:29 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 28add37 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 21:44:06 2019 +0200 disable check to pass travis commit 4119378 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 21:32:39 2019 +0200 add missing include commit ba2efb8 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 21:04:41 2019 +0200 try working around build issue on travis commit 380671a Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 20:22:41 2019 +0200 write positive infinity without sign commit fd72b9a Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 20:20:50 2019 +0200 remove leftover from merge commit 1ae3128 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 20:14:45 2019 +0200 format to buffer instead of string commit 1d83a56 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 19:50:19 2019 +0200 fix warnings commit a33b45a Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 19:43:46 2019 +0200 refactor and fix warnings commit 02afb12 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 19:17:27 2019 +0200 use fixed size input commit 35f84c8 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 19:07:43 2019 +0200 factor out main into a separate file commit a23b7a1 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 18:56:40 2019 +0200 refactor commit 9a3f4cf Merge: 7842582 12f4683 Author: Paul Dreik <github@pauldreik.se> Date: Fri Jun 14 18:20:03 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz # Conflicts: # include/fmt/chrono.h commit 7842582 Merge: 90cab5a cbbee1b Author: Paul Dreik <github@pauldreik.se> Date: Thu Jun 13 10:41:34 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 90cab5a Merge: 8feb8a3 e5422db Author: Paul Dreik <github@pauldreik.se> Date: Wed Jun 12 18:49:08 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 8feb8a3 Merge: e9fabac 87fbc6f Author: Paul Dreik <github@pauldreik.se> Date: Tue Jun 11 19:18:35 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit e9fabac Merge: eaff931 e1a67b5 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 10 22:38:36 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit eaff931 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 22:29:01 2019 +0200 drop old crashes commit 7f861e4 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 21:47:30 2019 +0200 build fuzzers as part of the linux clang 6 build commit 42c3390 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 21:42:12 2019 +0200 travis has old libs commit 9264e3a Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 21:33:26 2019 +0200 more travis workarounds commit c6eed3a Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 21:27:49 2019 +0200 travis workaround commit 5e230d6 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 21:15:36 2019 +0200 fix constexpr issues commit cc5fc03 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 21:11:13 2019 +0200 add a fuzzer build commit 3997375 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:53:04 2019 +0200 fix minor documentation errors commit 1572411 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:49:25 2019 +0200 polish the documentation commit 9e52744 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:32:45 2019 +0200 remove unused headers commit 4b2492a Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:28:12 2019 +0200 clang format commit a0004eb Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:27:02 2019 +0200 format also void* commit 820142e Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:12:21 2019 +0200 improve two_args with lessons learnt from the others commit 7b8fd7f Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:11:18 2019 +0200 improve function names commit 641bf36 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:07:29 2019 +0200 clang format commit 7975c0c Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 20:06:02 2019 +0200 apply lessons learned from chrono fuzzer on sprintf commit 972124c Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 19:55:49 2019 +0200 format to buffer instead of string commit 7b015c6 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 19:50:25 2019 +0200 apply lessons learned from the chrono fuzzer at one_arg commit daa8ea9 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 19:41:17 2019 +0200 renumber cases commit a667365 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 19:38:06 2019 +0200 clang format commit e0e361b Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 19:36:35 2019 +0200 disable fuzzing by default commit ccb4274 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 19:36:25 2019 +0200 refresh named_arg with lessons learnt from the chrono fuzzer commit 60da706 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 19:36:00 2019 +0200 fix build error commit e361bfc Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 19:00:11 2019 +0200 add comment about formatting to string vs. memory buffer commit 74c0ed0 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 18:51:23 2019 +0200 try to use better names commit 4efea36 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 18:46:07 2019 +0200 fix clang build error commit 03cdd2e Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 18:44:21 2019 +0200 drop workarounds fixed upstream commit e936829 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 18:41:02 2019 +0200 move the fuzzers into the test/ subdirectory commit 2967765 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 18:30:03 2019 +0200 revert temporary tests handled upstream commit 749c502 Merge: dee6908 5d9100f Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 17:49:00 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit dee6908 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 17:40:37 2019 +0200 keep documentation comment formatted properly commit 87d2c99 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 17:36:12 2019 +0200 switch to fmt constexpr macros commit c23fa59 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 17:30:22 2019 +0200 clang format commit 9e58207 Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 17:27:03 2019 +0200 get rid of safe_duration_cast submodule replaced with an embedded miniature version commit a4d36ea Author: Paul Dreik <github@pauldreik.se> Date: Sun Jun 9 17:25:00 2019 +0200 add safe_duration_cast into fmt commit 7d5b0ec Author: Paul Dreik <github@pauldreik.se> Date: Sat Jun 8 22:39:33 2019 +0200 mark #1194 as fixed commit ee91514 Merge: 6056911 4faadff Author: Paul Dreik <github@pauldreik.se> Date: Sat Jun 8 22:25:37 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 6056911 Author: Paul Dreik <github@pauldreik.se> Date: Wed Jun 5 09:58:30 2019 +0200 format to small size buffer instead of string commit 9f00609 Author: Paul Dreik <github@pauldreik.se> Date: Wed Jun 5 09:45:23 2019 +0200 switch to fmt::string_view and workaround reported bug commit 387de0d Author: Paul Dreik <github@pauldreik.se> Date: Wed Jun 5 06:26:15 2019 +0200 ignore build directories commit 55da271 Merge: 3716491 c264e64 Author: Paul Dreik <github@pauldreik.se> Date: Wed Jun 5 06:12:36 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 3716491 Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 3 07:03:29 2019 +0200 fix UB in on_second commit 2740241 Merge: 1c25840 d54e64b Author: Paul Dreik <github@pauldreik.se> Date: Mon Jun 3 06:37:18 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz # Conflicts: # include/fmt/chrono.h commit 1c25840 Merge: ca9596d f57227a Author: Paul Dreik <github@pauldreik.se> Date: Sat Jun 1 08:01:58 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit ca9596d Merge: 1c274cf d07cc20 Author: Paul Dreik <github@pauldreik.se> Date: Thu May 30 19:42:33 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 1c274cf Author: Paul Dreik <github@pauldreik.se> Date: Thu May 30 08:12:10 2019 +0200 make it easier for the chrono fuzzer to explore using a fixed size makes the cases cross pollinate each other better. the execution speed is much higher as well commit f0d7ccc Author: Paul Dreik <github@pauldreik.se> Date: Thu May 30 07:36:21 2019 +0200 add a build adapted for analysis of fuzzing performance commit 56f7cf3 Author: Paul Dreik <github@pauldreik.se> Date: Thu May 30 06:25:10 2019 +0200 allow negative values again commit a77a5fc Author: Paul Dreik <github@pauldreik.se> Date: Thu May 30 05:45:55 2019 +0200 fix UB on signed int overflow in chrono_formatter constructor see #1179 commit b6a5927 Merge: 492a204 30bce6c Author: Paul Dreik <github@pauldreik.se> Date: Thu May 30 05:26:30 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz # Conflicts: # include/fmt/chrono.h commit 492a204 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 21:36:00 2019 +0200 fix bad assert commit 0ae68b0 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 21:35:49 2019 +0200 add unsigned types for chrono fuzzing commit 2753d7d Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 20:25:21 2019 +0200 use C++17 commit bc12742 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 19:44:59 2019 +0200 add symlink for safe_duration_cast commit 67201d2 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 19:40:40 2019 +0200 turn on safe duration cast for the fuzzer builds commit 31a7008 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 19:32:52 2019 +0200 clang format commit 981e30c Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 19:30:19 2019 +0200 reduce maximum allocation size commit 7ba51da Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 19:30:01 2019 +0200 make nan unit test pass commit 95b4b9c Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 18:39:08 2019 +0200 special case nan and inf commit 2673c96 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 16:40:11 2019 +0200 build a fast fuzzer, for making coverage fast commit db52b62 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 16:39:48 2019 +0200 add safe duration cast as submodule commit c8a028f Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 16:00:26 2019 +0200 enable chrono fuzzing for non-negative values commit de3555c Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 13:06:35 2019 +0200 try start using safe duration cast commit 5c32451 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 09:59:34 2019 +0200 add failing test commit 3a565d3 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 09:59:09 2019 +0200 fix cmake option type (should be string, not bool) commit 61c6756 Merge: 63e7b9e bb254d1 Author: Paul Dreik <github@pauldreik.se> Date: Wed May 29 07:03:42 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 63e7b9e Merge: 7dd1d80 5e7bdf1 Author: Paul Dreik <github@pauldreik.se> Date: Fri May 17 19:17:20 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 7dd1d80 Merge: 2c9aa5a 2a9e8b5 Author: Paul Dreik <github@pauldreik.se> Date: Tue May 14 19:38:32 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 2c9aa5a Merge: 16a442c 2c77562 Author: Paul Dreik <github@pauldreik.se> Date: Tue May 14 06:33:16 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 16a442c Merge: b1d70b6 f4dfd6e Author: Paul Dreik <github@pauldreik.se> Date: Sun May 12 15:24:31 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz # Conflicts: # include/fmt/chrono.h commit b1d70b6 Author: Paul Dreik <github@pauldreik.se> Date: Fri May 10 08:52:57 2019 +0200 prevent excessive time (found by oss-fuzz) the following triggered this: std::string message = fmt::format("\377{:.214718908}\377", fmt::arg("/\0", 0.f)); there are probably more places with calls to fill_n which could be checked commit 9a91093 Merge: 7de0fde e9bab6d Author: Paul Dreik <github@pauldreik.se> Date: Thu May 9 06:06:32 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz # Conflicts: # include/fmt/chrono.h commit 7de0fde Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 20:08:53 2019 +0200 clang format commit bb375e1 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 19:47:10 2019 +0200 seems to pass the unit test now (except for the nan stuff from victor) commit 786b4b7 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 19:25:23 2019 +0200 add assert triggering data, and unit test commit 2790e48 Merge: fa859a0 ca978b3 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 18:42:51 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit fa859a0 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 18:18:54 2019 +0200 add crash commit 1f6e341 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 18:18:27 2019 +0200 assert floating point is finite internally commit 5087774 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 17:32:03 2019 +0200 invoke undefined behaviour inside chrono commit bac7ac4 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 17:31:35 2019 +0200 refactor the fuzzer build script commit b19c4cd Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 16:25:11 2019 +0200 add one more crash commit 7607592 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 16:24:05 2019 +0200 add crashing input commit b059a98 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 16:21:25 2019 +0200 trigger undefined behaviour with NaN durations commit 7cce332 Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 16:20:51 2019 +0200 add asan only fuzzer commit 757319a Merge: a574b21 c1d430e Author: Paul Dreik <github@pauldreik.se> Date: Sun May 5 06:34:59 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz # Conflicts: # test/chrono-test.cc commit a574b21 Author: Paul Dreik <github@pauldreik.se> Date: Sat May 4 12:54:13 2019 +0200 disable chrono fuzzing for now it triggers integer overflow and is not trivial to solve. commit ff17322 Merge: d6a5985 29c10fb Author: Paul Dreik <github@pauldreik.se> Date: Sat May 4 07:29:39 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit d6a5985 Merge: 663b159 4a4d72f Author: Paul Dreik <github@pauldreik.se> Date: Wed May 1 20:44:16 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz # Conflicts: # test/chrono-test.cc commit 663b159 Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 22:36:07 2019 +0200 add crash case (triggers assertion) commit 082a5cb Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 21:44:19 2019 +0200 add const commit b8d7091 Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 21:29:43 2019 +0200 provoke assertion fmt/include/fmt/core.h:246: typename std::make_unsigned<_Tp>::type fmt::v5::internal::to_unsigned(Int) [with Int = long int; typename std::make_unsigned<_Tp>::type = long unsigned int]: Assertion `(value >= 0) && "negative value"' failed. commit e196601 Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 20:46:16 2019 +0200 add more crashes commit 1394ae3 Merge: 89338ca 4c721e3 Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 17:16:14 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 89338ca Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 09:40:32 2019 +0200 add notes on how to reproduce crashes commit 7dc3e4c Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 09:28:20 2019 +0200 add crashes from chrono duration commit b62e8bc Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 09:26:53 2019 +0200 rename fuzzer commit 7f4ab2b Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 09:15:38 2019 +0200 clang format commit a6cc2a3 Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 09:12:04 2019 +0200 add chrono duration fuzzer commit 682713c Merge: 8b934b3 8d8ea21 Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 28 08:07:56 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 8b934b3 Author: Paul Dreik <github@pauldreik.se> Date: Sat Apr 27 10:23:44 2019 +0200 clang format commit 793d97b Author: Paul Dreik <github@pauldreik.se> Date: Sat Apr 27 10:23:17 2019 +0200 tighten memory allocation commit e2301f2 Author: Paul Dreik <github@pauldreik.se> Date: Sat Apr 27 10:19:56 2019 +0200 clean up and set license (BSD 2-clause simplified, same as fmt) commit e64c3fb Author: Paul Dreik <github@pauldreik.se> Date: Sat Apr 27 10:04:23 2019 +0200 clean up and add afl commit ab46241 Author: Paul Dreik <github@pauldreik.se> Date: Sat Apr 27 09:54:48 2019 +0200 drop c++17 requirement commit 20c01e1 Author: Paul Dreik <github@pauldreik.se> Date: Sat Apr 27 09:25:19 2019 +0200 initial oss-fuzz compatible version commit 6cbd91a Author: Paul Dreik <github@pauldreik.se> Date: Sat Apr 27 08:42:51 2019 +0200 initial commit of fuzzers from https://github.com/pauldreik/fuzzfmt commit eaddfb1 Merge: e37d7db 134904c Author: Paul Dreik <github@pauldreik.se> Date: Sat Apr 27 08:38:19 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit e37d7db Merge: 99b2e08 bd516e3 Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 21 17:28:06 2019 +0200 Merge remote-tracking branch 'upstream/master' into fuzz commit 99b2e08 Author: Paul Dreik <github@pauldreik.se> Date: Sun Apr 21 10:30:56 2019 +0200 stop high memory use when fuzzing
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Hi,
thanks for the performance advice on the fuzzer!
I switched to fmt::string_view and dropped the extra null. That gave me a crash in address sanitizer, which I reduced to the following test case:
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