diff options
Diffstat (limited to 'kernel/cinstr.mli')
-rw-r--r-- | kernel/cinstr.mli | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/kernel/cinstr.mli b/kernel/cinstr.mli index 4a3c03d85..f42c46175 100644 --- a/kernel/cinstr.mli +++ b/kernel/cinstr.mli @@ -31,7 +31,7 @@ and lambda = | Lprim of pconstant * int (* arity *) * instruction * lambda array | Lcase of case_info * reloc_table * lambda * lambda * lam_branches | Lfix of (int array * int) * fix_decl - | Lcofix of int * fix_decl + | Lcofix of int * fix_decl (* must be in eta-expanded form *) | Lmakeblock of int * lambda array | Lval of structured_constant | Lsort of Sorts.t @@ -39,6 +39,10 @@ and lambda = | Lproj of int * Constant.t * lambda | Luint of uint +(* Cofixpoints have to be in eta-expanded form for their call-by-need evaluation +to be correct. Otherwise, memoization of previous evaluations will be applied +again to extra arguments (see #7333). *) + and lam_branches = { constant_branches : lambda array; nonconstant_branches : (Name.t array * lambda) array } |