Re: [Valgrind-users] question about helgrind disable enable checking.

2015-08-10 Thread Rich Prohaska
checking for this variable when the variable is created. However, that will lose ALL helgrind checking of the variable. Is there a better technique? Thanks On Sun, Aug 9, 2015 at 10:29 AM, Philippe Waroquiers wrote: > On Fri, 2015-08-07 at 10:36 -0400, Rich Prohaska wrote: >> Hello, >

[Valgrind-users] question about helgrind disable enable checking.

2015-08-07 Thread Rich Prohaska
Hello, I have observed that helgrind will report erroneous data races on a variable if checking on that variable is disable and enabled by a concurrent thread. Can someone explain what is going on? Please see attached example program. Thanks Rich Prohaska hg-rw-race.cc Description: Binary

[Valgrind-users] question about helgrind disable/enable checking

2015-08-06 Thread Rich Prohaska
Hello, I dont understand why helgrind sometimes reports a data race for the attached program. One thread writes a variable while holding a mutex. The other thread disables and enables checks on the same variable. Thanks Rich Prohaska hg-rw-race.cc Description: Binary data