[PATCH] D67122: [UBSan][clang][compiler-rt] Applying non-zero offset to nullptr is undefined behaviour

[Roman Lebedev via Phabricator via cfe-commits]

lebedev.ri updated this revision to Diff 219103.
lebedev.ri marked 4 inline comments as done.
lebedev.ri added a comment.

Rebased over precommitted NFC changes, much nicer diff! :)


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D67122/new/

https://reviews.llvm.org/D67122

Files:
  clang/docs/ReleaseNotes.rst
  clang/docs/UndefinedBehaviorSanitizer.rst
  clang/lib/CodeGen/CGExprScalar.cpp
  clang/test/CodeGen/catch-nullptr-and-nonzero-offset-blacklist.c
  clang/test/CodeGen/catch-nullptr-and-nonzero-offset-in-offsetof-idiom.c
  clang/test/CodeGen/catch-nullptr-and-nonzero-offset-when-nullptr-is-defined.c
  clang/test/CodeGen/catch-nullptr-and-nonzero-offset.c
  clang/test/CodeGen/catch-pointer-overflow-volatile.c
  clang/test/CodeGen/catch-pointer-overflow.c
  clang/test/CodeGen/ubsan-pointer-overflow.m
  clang/test/CodeGenCXX/catch-nullptr-and-nonzero-offset-in-offsetof-idiom.cpp
  compiler-rt/lib/ubsan/ubsan_checks.inc
  compiler-rt/lib/ubsan/ubsan_handlers.cpp
  compiler-rt/test/ubsan/TestCases/Pointer/index-overflow.cpp
  compiler-rt/test/ubsan/TestCases/Pointer/nullptr-and-nonzero-offset-constants.cpp
  compiler-rt/test/ubsan/TestCases/Pointer/nullptr-and-nonzero-offset-summary.cpp
  compiler-rt/test/ubsan/TestCases/Pointer/nullptr-and-nonzero-offset-variable.cpp
  compiler-rt/test/ubsan/TestCases/Pointer/unsigned-index-expression.cpp
  compiler-rt/test/ubsan_minimal/TestCases/nullptr-and-nonzero-offset.c
  llvm/docs/ReleaseNotes.rst

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