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regclass.c (reg_scan_mark_refs): Return immediately if passed a NULL_RTX as an argument.

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        * regclass.c (reg_scan_mark_refs): Return immediately if passed a
        NULL_RTX as an argument.

From-SVN: r22740
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Jeff Law 1998-10-01 19:34:33 -06:00
parent 15bf24d80f
commit 8ac538460a
1 changed files with 3 additions and 0 deletions
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@ -1,5 +1,8 @@
Fri Oct 2 02:01:59 1998 Jeffrey A Law (law@cygnus.com)
* regclass.c (reg_scan_mark_refs): Return immediately if passed a
NULL_RTX as an argument.
* Makefile.in (unlibsubdir): Define.
(DRIVER_DEFINES): Use unlibsubdir.
(cccp.o, cpplib.o, protoize.o, unprotoize.o): Similarly.