[PATCH] D54010: [CodeGen] Fix a crash when updating a zeroinitialize designated initializer

Erik Pilkington via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Thu Nov 1 16:32:46 PDT 2018


erik.pilkington created this revision.
erik.pilkington added reviewers: rjmccall, ahatanak.
Herald added a subscriber: dexonsmith.

LLVM IR, in it's infinite wisdom, doesn't relate `ConstantAggregate` and `ConstantAggregateZero` through inheritance, so make sure we handle both cases here. Fixes a crash-on-valid.

rdar://45691981

Thanks for taking a look!
Erik


Repository:
  rC Clang

https://reviews.llvm.org/D54010

Files:
  clang/lib/CodeGen/CGExprConstant.cpp
  clang/test/CodeGen/designated-initializers.c

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