[PATCH] D11268: [DebugInfo] Fix ARM/AArch64 prologue_end position

[Kuba Brecka]

kubabrecka added a comment.

In http://reviews.llvm.org/D11268#206453, @aprantl wrote:

> There should be a comment explaining that the DebugLocs are dropped because of the LLVM convention that the prologue end is marked by the first instruction with a non-empty DebugLoc.


In the test cases or in the backend changes?  (Sorry, I'm not really familiar with these parts of LLVM)


http://reviews.llvm.org/D11268