build

Fix regression test for Issue #172 #66

Job	Run time
Build on ruby-head-debug (debug)	1m 57s
fedora	2m 55s
ubuntu ruby-2.6	1m 26s
ubuntu ruby-3.4	1m 10s
ubuntu ruby-3.0	1m 0s
ubuntu ruby-2.7	1m 17s
macos ruby-2.7	1m 1s
ubuntu ruby-3.1	1m 7s
ubuntu ruby-head	1m 11s
ubuntu ruby-3.3	1m 3s
macos ruby-2.6	1m 5s
macos ruby-3.1	48s
macos ruby-3.0	43s
ubuntu ruby-3.2	1m 3s
macos ruby-head	42s
macos ruby-3.3	32s
windows ruby-3.2	2m 21s
windows ruby-2.6	3m 21s
windows ruby-3.0	2m 18s
macos ruby-3.4	35s
windows ruby-3.1	2m 43s
windows ruby-2.7	3m 10s
macos ruby-3.2	32s
windows ruby-3.4	2m 34s
windows ruby-3.3	2m 26s
windows ruby-head	2m 14s
	41m 14s

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