[PATCH] Fixing line numbers of inlined allocas

[Eric Christopher]

> if there aren't any?) which should be the null DebugLoc. I suspect the more
> general solution than this is to just ensure that instructions with no
> DebugLoc continue to have no DebugLoc when they're inlined (they certainly
> shouldn't end up with the call sites DebugLoc - without inlining info, etc).
> 

This is likely the right solution.

http://reviews.llvm.org/D5401