[llvm] r315279 - Ignore all duplicate frame index expression

[Reid Kleckner via llvm-commits]

On Thu, Oct 12, 2017 at 9:52 AM, Björn Steinbrink <bsteinbr at gmail.com>
wrote:

> Can you check what kind of conflict is this? Two non-fragment
> expressions, or a non-fragment expression conflicting with a fragment
> expression?


This is the reduced test case:

void b() { if (int* c = 0) while (int* c = 0) ; }

Apparently if you declare a variable with the same name and the same type
on the same line in the same scope you get the same DILocalVariable. =D
This seems like a bug in our representation.
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