Introduce Wzero-as-null-pointer-constant.
Add an opt-in warning that fires when 0 is used as a null pointer. gcc has this warning, and there's some demand for it. https://reviews.llvm.org/D32914 git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@302247 91177308-0d34-0410-b5e6-96231b3b80d8
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- include/clang/Basic/DiagnosticSemaKinds.td 3 additions, 0 deletionsinclude/clang/Basic/DiagnosticSemaKinds.td
- include/clang/Sema/Sema.h 3 additions, 0 deletionsinclude/clang/Sema/Sema.h
- lib/Sema/Sema.cpp 14 additions, 0 deletionslib/Sema/Sema.cpp
- test/SemaCXX/warn-zero-nullptr.cpp 27 additions, 0 deletionstest/SemaCXX/warn-zero-nullptr.cpp
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