[PATCH] D87349: [clang] adapt c++17 behavior for dependent decltype-specifiers

[Haojian Wu via Phabricator via cfe-commits]

hokein updated this revision to Diff 292784.
hokein marked 2 inline comments as done.
hokein added a comment.

address comments:

- don't break existing mangling tests
- deduplicate instantiation-dependent-but-not-type-dependent DecltypeType node (for name mangling substitution)
- fix the dependence bit of DecltypeType


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D87349/new/

https://reviews.llvm.org/D87349

Files:
  clang/include/clang/AST/ASTContext.h
  clang/include/clang/AST/Type.h
  clang/lib/AST/ASTContext.cpp
  clang/lib/AST/ItaniumMangle.cpp
  clang/lib/AST/Type.cpp
  clang/test/CodeGenCXX/mangle.cpp
  clang/test/Sema/invalid-bitwidth-expr.mm
  clang/test/SemaCXX/invalid-template-base-specifier.cpp
  clang/test/SemaTemplate/dependent-expr.cpp
  clang/test/SemaTemplate/temp_arg_template_cxx1z.cpp

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