r346200 - [CodeGenCXX] XFAIL test for ASAN on Darwin.

Volodymyr Sapsai via cfe-commits cfe-commits at lists.llvm.org
Mon Nov 5 18:16:29 PST 2018

Author: vsapsai
Date: Mon Nov  5 18:16:28 2018
New Revision: 346200

URL: http://llvm.org/viewvc/llvm-project?rev=346200&view=rev
[CodeGenCXX] XFAIL test for ASAN on Darwin.

The test hits stack overflow trying to instantiate recursive templates.
It is observed with ASAN and not with a regular build because ASAN
increases stack frame size.


Reviewers: george.karpenkov, lebedev.ri

Reviewed By: george.karpenkov

Subscribers: dexonsmith, rjmccall, cfe-commits

Differential Revision: https://reviews.llvm.org/D54132


Modified: cfe/trunk/test/CodeGenCXX/castexpr-basepathsize-threshold.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGenCXX/castexpr-basepathsize-threshold.cpp?rev=346200&r1=346199&r2=346200&view=diff
--- cfe/trunk/test/CodeGenCXX/castexpr-basepathsize-threshold.cpp (original)
+++ cfe/trunk/test/CodeGenCXX/castexpr-basepathsize-threshold.cpp Mon Nov  5 18:16:28 2018
@@ -3,6 +3,10 @@
 // https://bugs.llvm.org/show_bug.cgi?id=38356
 // We only check that we do not crash.
+// ASAN increases stack usage, so we are hitting stack overflow before reaching
+// recursive template instantiation limit.
+// XFAIL: darwin && asan
 template <typename a, a b(unsigned), int c, unsigned...>
 struct d : d<a, b, c - 1> {};
 template <typename a, a b(unsigned), unsigned... e>

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