[all-commits] [llvm/llvm-project] b783f7: [lldb/DataFormatter] Check for overflow when findi...

[Vedant Kumar via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: b783f70a42575a5d9147bea1ac97e872370fe55b
      https://github.com/llvm/llvm-project/commit/b783f70a42575a5d9147bea1ac97e872370fe55b
  Author: Vedant Kumar <vsk at apple.com>
  Date:   2020-05-18 (Mon, 18 May 2020)

  Changed paths:
    A lldb/include/lldb/DataFormatters/Mock.h
    M lldb/source/Plugins/Language/ObjC/Cocoa.cpp
    M lldb/unittests/DataFormatter/CMakeLists.txt
    A lldb/unittests/DataFormatter/MockTests.cpp

  Log Message:
  -----------
  [lldb/DataFormatter] Check for overflow when finding NSDate epoch

Summary:
Fixes UBSan-reported issues where the date value inside of an
uninitialized NSDate overflows the 64-bit epoch.

rdar://61774575

Reviewers: JDevlieghere, mib, teemperor

Subscribers: mgorny, lldb-commits

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D80150