tinti added inline comments.
================
Comment at: lib/Frontend/CompilerInvocation.cpp:458
@@ +457,3 @@
+ StringRef Value = A->getValue();
+ bool Valid = llvm::StringSwitch<bool>(Value)
+ .Case("default", true)
----------------
tinti wrote:
> compnerd wrote:
> > If `llvm::EABI::EABIVersionType` had an `Invalid` value in the enumeration,
> > you could convert directly to the value here, and report the error if the
> > value was `Invalid`.
> I chose this way because none of the other target options have it [1].
>
> Do you prefer with it?
>
> [1]
> https://github.com/llvm-mirror/llvm/blob/master/include/llvm/Target/TargetOptions.h#L27
Looks like that in LLVM the Invalid is not defined but in Clang there are
target specific enums that define them [1].
[1] https://github.com/llvm-mirror/clang/blob/master/lib/Driver/Tools.h#L263
http://reviews.llvm.org/D14184
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