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Zack Rusin authored
Nowadays -1 for slots means that the semantic is not present, so we need to store it in a signed variables, otherwise <0 comparisons are pointless. Fixes http://bugzilla.eng.vmware.com/show_bug.cgi?id=67811 (at least with softpipe, edgeflags don't work wit llvmpipe) Signed-off-by: Zack Rusin <zackr@vmware.com> Reviewed-by: Brian Paul <brianp@vmware.com> Reviewed-by: Roland Scheidegger <sroland@vmware.com>
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