[PATCH] D27163: Introduce -f[no-]strict-return flag that controls code generation for C++'s undefined behaviour return optimisation

[Alex Lorenz via Phabricator via cfe-commits]

arphaman updated this revision to Diff 81584.
arphaman marked 3 inline comments as done.
arphaman added a comment.

The updated patch removes the dependency on the "-Wreturn-type" diagnostic and verifies that functions that return a type with a non-trivial default constructor are always optimized.


Repository:
  rL LLVM

https://reviews.llvm.org/D27163

Files:
  include/clang/Driver/Options.td
  include/clang/Frontend/CodeGenOptions.def
  lib/CodeGen/CodeGenFunction.cpp
  lib/Driver/Tools.cpp
  lib/Frontend/CompilerInvocation.cpp
  test/CodeGenCXX/return.cpp
  test/CodeGenObjCXX/return.mm
  test/Driver/clang_f_opts.c

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