[PATCH] D42043: c-index: CXString: fix MSAN read-past-end bug

[Steve O'Brien via Phabricator via cfe-commits]

elsteveogrande updated this revision to Diff 130225.
elsteveogrande added a comment.

Add a needed null-check on input string's data ptr.


Repository:
  rC Clang

https://reviews.llvm.org/D42043

Files:
  include/clang-c/CXString.h
  tools/c-index-test/c-index-test.c
  tools/libclang/CXString.cpp
  tools/libclang/CXString.h

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