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MPFR custodian shutdown procedure tries to clear the constants cache

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even when MPFR isn't loaded; this should close PR 13423
(cherry picked from commit 441ad6eff4)
This commit is contained in:
Neil Toronto 2013-01-09 11:20:27 -07:00 committed by Ryan Culpepper
parent 17246096e8
commit bf0c697cdb
1 changed files with 4 additions and 3 deletions
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7
collects/math/private/bigfloat/mpfr.rkt
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@ -81,9 +81,10 @@
(register-custodian-shutdown
mpfr-free-cache ; acts as a "random" object for a shutdown handle
(λ (free)
;; The direct reference here is important, since custodian holds only
;; a weak reference to shutdown handle:
(mpfr-free-cache))))
(when mpfr-lib
;; The direct reference here is important, since custodian holds only
;; a weak reference to shutdown handle:
(mpfr-free-cache)))))
;; ===================================================================================================
;; MPFR types