[PATCH] Fix line numbers for code inlined from __nodebug__ functions.

[David Blaikie]

================
Comment at: test/Transforms/Inline/inline-line-numbers.ll:9
@@ +8,3 @@
+;   clang -S test.c -emit-llvm -O1 -gline-tables-only -fno-strict-aliasing
+; and manually removing !dbg metadata from the first store instruction.
+
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Evgeniy Stepanov wrote:
> David Blaikie wrote:
> > This seems a strange way to test this - I would've expected just a single assignment in "callee" and the nodebug attribute on it?
> > 
> > Why two assignments and a manual modification to the metadata?
> Because this way I'm testing a function that has instructions both with and without debug metadata. This is not the exact case we are interested in, but a more general one.
> 
Why is that a scenario we need to test? When do we end up with a function both with and without debug metadata?

http://reviews.llvm.org/D3988