[PATCH] c++/70594 debug info differences

Jason Merrill jason@redhat.com
Tue Apr 12 15:48:00 GMT 2016


On 04/12/2016 11:19 AM, Jakub Jelinek wrote:
> On Tue, Apr 12, 2016 at 10:53:22AM -0400, Jason Merrill wrote:
>> It doesn't seem that dangerous to me.  The decls are only used within
>> constexpr evaluation, they never escape.
>
> The uids can be used in hashing, folding, for the various on the side
> tables (value-expr, debug-expr, ...).

Ah.  We don't currently use DECL_VALUE_EXPR in constexpr evaluation, but 
I'm not confident that won't change.

Jason



More information about the Gcc-patches mailing list