Created attachment 98219 [details] terminal session valgrind: m_syswrap/syswrap-amd64-darwin.c:507 (void wqthread_hijack(Addr, Addr, Addr, Addr, Int, Addr)): Assertion 'tst->os_state.pthread - magic_delta == self' failed.
wes@picard ~/projects % cc --version Apple LLVM version 7.3.0 (clang-703.0.29) Target: x86_64-apple-darwin15.2.0 Thread model: posix InstalledDir: /Library/Developer/CommandLineTools/usr/bin
wes@picard ~/projects % brew info valgrind valgrind: stable 3.11.0 (bottled), HEAD Dynamic analysis tools (memory, debug, profiling) http://www.valgrind.org/ /usr/local/Cellar/valgrind/3.11.0 (328 files, 46.7M) * Poured from bottle From: https://github.com/Homebrew/homebrew/blob/master/Library/Formula/valgrind.rb
Created attachment 98220 [details] output of valgrind -v echo (works)
Created attachment 98221 [details] Same behavior with simple cocoa application
Hello Wes, This is a duplicate of the tracked bug #354883. Refer there for updates. *** This bug has been marked as a duplicate of bug 354883 ***