[tree-ssa] diagnosing switch errors
Thu Oct 30 18:23:00 GMT 2003
On Thu, 30 Oct 2003 10:05:14 -0800, Richard Henderson <email@example.com> wrote:
> So I'm looking at where I should move the bits from stmt.c that
> are intended to handle -Wswitch-default, -Wswitch-enum and the
> like. It'd be nice to do this somewhere that could be reused by
> all front ends.
Conceptually, I agree that these diagnostics should happen in the front
end. But it seems infeasible to share that functionality between the
various front ends, so I think it needs to happen later.
The gimplifier is certainly no less appropriate a place for diagnostics
than the expander. I think it probably makes sense to give these warnings
while lowering the switches.
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