filcab added a comment. Please add some printf calls to the test, to show that you have the correct stack+size, too.
Thanks for working on this. Filipe ================ Comment at: lib/asan/asan_thread.cc:141 @@ -140,3 +140,3 @@ if (!fake_stack_save && current_fake_stack) current_fake_stack->Destroy(this->tid()); } ---------------- Please make sure you're accounting for this. It seems the test is always passing nullptr to start_switch, which shouldn't be done unless you're finishing up a fiber execution, IIRC. ================ Comment at: lib/asan/asan_thread.cc:162 @@ -155,1 +161,3 @@ + *size_old = stack_top_ - stack_bottom_; + } stack_bottom_ = next_stack_bottom_; ---------------- I think the usual style is: one statement => no braces. ================ Comment at: test/asan/TestCases/Linux/swapcontext_annotation.cc:9 @@ -8,3 +8,3 @@ // This test is too subtle to try on non-x86 arch for now. -// REQUIRES: x86_64-supported-target,i386-supported-target +// REQUIRES: x86-target-arch ---------------- blastrock wrote: > andriigrynenko wrote: > > The test was actually broken in trunk (not updated for the fakestack > > argument). Apparently it was never run (considered unsupported) because of > > wrong targets here. > Indeed, my bad, I forgot to compile and run the tests after the last > modification I made to that patch. Sorry for that. > > I didn't need to change this line to run them on my computer though, but if > you know what you are doing with this line, it's ok. And it's strange indeed > that no buildfarm caught this... They wouldn't catch tests not being run. Test with LLVM_LIT_ARGS=-v (instead of -sv) on your cmake config and double-check that the tests are run. ================ Comment at: test/asan/TestCases/Linux/swapcontext_annotation.cc:47 @@ -46,3 +46,3 @@ CallNoReturn(); - __sanitizer_finish_switch_fiber(); + __sanitizer_finish_switch_fiber(NULL, NULL, NULL); ---------------- dvyukov wrote: > #include <stddef.h> for NULL nit: nullptr? https://reviews.llvm.org/D24628 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits