Get the specifier field from a function-specification.
(function-specification->specifier x) → specifier
This is an ordinary field accessor created by fty::defprod.
Function:
(defun function-specification->specifier$inline (x) (declare (xargs :guard (function-specificationp x))) (declare (xargs :guard t)) (let ((__function__ 'function-specification->specifier)) (declare (ignorable __function__)) (mbe :logic (b* ((x (and t x))) (function-specifier-fix (cdr (std::da-nth 2 x)))) :exec (cdr (std::da-nth 2 x)))))
Theorem:
(defthm function-specifierp-of-function-specification->specifier (b* ((specifier (function-specification->specifier$inline x))) (function-specifierp specifier)) :rule-classes :rewrite)
Theorem:
(defthm function-specification->specifier$inline-of-function-specification-fix-x (equal (function-specification->specifier$inline (function-specification-fix x)) (function-specification->specifier$inline x)))
Theorem:
(defthm function-specification->specifier$inline-function-specification-equiv-congruence-on-x (implies (function-specification-equiv x x-equiv) (equal (function-specification->specifier$inline x) (function-specification->specifier$inline x-equiv))) :rule-classes :congruence)