[all-commits] [llvm/llvm-project] d462aa: [clang] Fix a nullptr dereference bug on invalid code

[Adam Czachorowski via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: d462aa5a619ab9fdf8b024e48c19bc8820fe8781
      https://github.com/llvm/llvm-project/commit/d462aa5a619ab9fdf8b024e48c19bc8820fe8781
  Author: Adam Czachorowski <adamcz at google.com>
  Date:   2021-01-25 (Mon, 25 Jan 2021)

  Changed paths:
    M clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
    A clang/test/SemaCXX/subst-func-type-invalid-ret-type.cpp

  Log Message:
  -----------
  [clang] Fix a nullptr dereference bug on invalid code

When working with invalid code, we would try to dereference a nullptr
while deducing template arguments in some dependend code operating on a
lambda with invalid return type.

Differential Revision: https://reviews.llvm.org/D95145