Author: bart Date: 2008-02-24 18:47:12 +0000 (Sun, 24 Feb 2008) New Revision: 7451
Log: Updated to do list. Modified: trunk/exp-drd/TODO.txt Modified: trunk/exp-drd/TODO.txt =================================================================== --- trunk/exp-drd/TODO.txt 2008-02-24 18:46:05 UTC (rev 7450) +++ trunk/exp-drd/TODO.txt 2008-02-24 18:47:12 UTC (rev 7451) @@ -15,8 +15,12 @@ - Find out why a race is reported on std::string::string(std::string const&) (stc test case 16). - Add a regression test for pthread_mutex_timedlock(). -- Find a way for suppressing races on _IO_2_1_stdout (this race is triggered - by calling printf() from more than one thread). +- Find a way for suppressing races reported on _IO_2_1_stdout. This race is + triggered by calling printf() from more than one thread. An example: + ./vg-in-place --tool=exp-drd exp-drd/tests/pth_barrier 2 1 +- Add support for objects that are shared over threads and that use reference + counting, e.g. std::string -- no races should be reported on the reference + count. - Performance testing and tuning. - testing on PPC and AIX (current implementation is only tested on X86 and AMD64). @@ -38,6 +42,9 @@ Documentation ~~~~~~~~~~~~~ - Document the command-line options of the exp-drd tool. +- Explain that happens-before race detectors are also suited for certain + classes of programs that do not follow a locking discipline + (e.g. exp-drd/test/matinv.c). Known bugs @@ -51,6 +58,9 @@ (works fine on i386). This is a bug in Valgrind's debug info reader -- VG_(find_seginfo)() returns NULL for BSS symbols on x86_64. Not yet in the KDE bug tracking system. +- --trace-mem=yes can cause crashes. This might be caused by the code that + prints backtraces. An example (AMD64): + ./vg-in-place --tool=exp-drd --trace-mem=yes exp-drd/tests/pth_barrier 2 2 1 Known performance issues: - According to cachegrind, VG_(OSet_Next)() is taking up most CPU cycles. ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ Valgrind-developers mailing list Valgrind-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/valgrind-developers
