[PATCH] D11389: [asan] Fix the freopen interceptor to allow NULL instead of a filename

[Kuba Brecka]

kubabrecka added a comment.

In http://reviews.llvm.org/D11389#209038, @glider wrote:

> When built with -m32 and without ASan, this testcase does not crash for me.
>  Trying to reproduce with ASan.


Hi Alexander, did you find any cause of the test failure?  Thanks!


Repository:
  rL LLVM

http://reviews.llvm.org/D11389