[SCM] GNU M4 source repository branch, argv_ref, deleted. branch-cvs-readonly-38-g6557470

[Eric Blake]

This is an automated email from the git hooks/post-receive script. It was
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http://git.sv.gnu.org/gitweb/?p=m4.git;a=commitdiff;h=0000000000000000000000000000000000000000

The branch, argv_ref has been deleted
       was  65574703dcc93d06c44d8fee4d6331de73aa58ba

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65574703dcc93d06c44d8fee4d6331de73aa58ba Stage18: avoid extra references in 
argv recursion
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