[AST/Interp] Fix latent unitialized use of memory bug in D64146
authorFangrui Song <i@maskray.me>
Thu, 8 Sep 2022 20:39:30 +0000 (13:39 -0700)
committerFangrui Song <i@maskray.me>
Thu, 8 Sep 2022 20:39:30 +0000 (13:39 -0700)
commit49c289879c7aa9737429f7342c7149a8ba958667
tree38c170437697e2df4c90fff0e3b2abf15bd2cd61
parent8d03328e7be4778f8b5d5f3ea2f77b1f8b8ea38a
[AST/Interp] Fix latent unitialized use of memory bug in D64146

Exposed by D132727: clang/test/AST/Interp/arrays.cpp fails with --config=msan
clang/lib/AST/Interp/Descriptor.cpp