[PATCH] D46135: [Driver, CodeGen] add options to enable/disable an FP cast optimization

[Sanjay Patel via Phabricator via cfe-commits]

spatel updated this revision to Diff 144226.
spatel added a comment.

Patch upated:

1. Restore the 'no' option to allow toggling.
2. Add a RUN to the codegen test to show that the function attribute is not appended by default.


https://reviews.llvm.org/D46135

Files:
  docs/UsersManual.rst
  include/clang/Driver/Options.td
  include/clang/Frontend/CodeGenOptions.def
  lib/CodeGen/CGCall.cpp
  lib/Driver/ToolChains/Clang.cpp
  lib/Frontend/CompilerInvocation.cpp
  test/CodeGen/no-junk-ftrunc.c
  test/Driver/fast-math.c

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