[Bug other/66827] [6 Regression] left shifts of negative value warnings due to C++14 switch

[bonzini at gnu dot org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66827

Paolo Bonzini <bonzini at gnu dot org> changed:

           What    |Removed                     |Added
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                 CC|                            |bonzini at gnu dot org

--- Comment #4 from Paolo Bonzini <bonzini at gnu dot org> ---
Using

#define UNKNOWN_DEP_COST (-1u<<19)

is dangerous in case UNKNOWN_DEP_COST is later assigned to a long.  Do not do
this please.