Mercurial > urweb
changeset 1964:072656016dfa
Add another simple case for record unification between alpha-equivalent constructors
author | Adam Chlipala <adam@chlipala.net> |
---|---|
date | Wed, 29 Jan 2014 18:19:25 -0500 |
parents | fec7beec96c7 |
children | 126d24ef6678 0ff4f64b4309 |
files | src/elaborate.sml |
diffstat | 1 files changed, 3 insertions(+), 2 deletions(-) [+] |
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--- a/src/elaborate.sml Sun Jan 19 14:31:55 2014 -0500 +++ b/src/elaborate.sml Wed Jan 29 18:19:25 2014 -0500 @@ -873,8 +873,9 @@ | _ => false} val (others1, others2) = eatMatching (fn (c1, c2) => - not (hasUnifs c1 andalso hasUnifs c2) - andalso consEq env loc (c1, c2)) (#others s1, #others s2) + c1 = c2 + orelse (not (hasUnifs c1 andalso hasUnifs c2) + andalso consEq env loc (c1, c2))) (#others s1, #others s2) (*val () = eprefaces "Summaries3" [("#1", p_summary env {fields = fs1, unifs = unifs1, others = others1}), ("#2", p_summary env {fields = fs2, unifs = unifs2, others = others2})]*)