aaron.ballman added inline comments.

================
Comment at: clang/test/CodeGen/aarch64-complex-half-math.c:3
+// RUN: %clang_cc1 %s -emit-llvm -triple aarch64-unknown-unknown -o - | 
FileCheck %s --check-prefix=AARCH64
+// REQUIRES: aarch64-registered-target
+
----------------
peterwaller-arm wrote:
> aaron.ballman wrote:
> > There's nothing AArch64-specific about the change, so I'd expect some more 
> > general codegen tests.
> > 
> > Actually, I took a look to see what calls 
> > `getFloatingTypeOfSizeWithinDomain()` and I can't find any callers of that. 
> > Do you have a test case where you were hitting that particular unreachable?
> Thanks for your observation @aaron.ballman.
> 
> It appears this has been working since D105331, which enabled it for X86.
> 
> Unless I'm missing something, the function in question appears to have been 
> unused since 2010 (the last use was removed in 
> d005ac937e4c08e0c607ddc42708f8bf2064c243 by @rjmccall), I presume 
> `getFloatingTypeOfSizeWithinDomain` should be removed then.
> I presume getFloatingTypeOfSizeWithinDomain should be removed then.

Agreed; I've gone ahead and removed it in 
841355c1e4e35fc02b5b171419979f5f9af0ebc8.

I think this patch can be abandoned, unless you think the extra test coverage 
is worth adding as an NFC commit?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D119926/new/

https://reviews.llvm.org/D119926

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