[all-commits] [llvm/llvm-project] 425a83: [Sema] adds basic -Wfree-nonheap-object functionality

[Christopher Di Bella via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 425a83a5f069eb1a692145d2c92e6d3bfe564a62
      https://github.com/llvm/llvm-project/commit/425a83a5f069eb1a692145d2c92e6d3bfe564a62
  Author: Christopher Di Bella <cjdb at google.com>
  Date:   2020-10-28 (Wed, 28 Oct 2020)

  Changed paths:
    M clang/include/clang/Basic/Builtins.def
    M clang/include/clang/Basic/DiagnosticSemaKinds.td
    M clang/include/clang/Sema/Sema.h
    M clang/lib/AST/Decl.cpp
    M clang/lib/Sema/SemaChecking.cpp
    A clang/test/Sema/warn-free-nonheap-object.c
    A clang/test/Sema/warn-free-nonheap-object.cpp

  Log Message:
  -----------
  [Sema] adds basic -Wfree-nonheap-object functionality

Checks to make sure that stdlib's (std::)free is being appropriately
used. Presently checks for the following misuses:

- free(&stack_object)
- free(stack_array)

Differential Revision: https://reviews.llvm.org/D89988