Don't forget to clear out the hold space for each subsequent file

when in -i mode so that each file gets a clean context of its own.

Add a regression test for the bug.

Tested with:	regression tests

1 files changed, 1 insertions, 1 deletions

diff --git a/usr.bin/sed/main.c b/usr.bin/sed/main.c
index e4e426f..e17741f 100644
--- a/usr.bin/sed/main.c
+++ b/usr.bin/sed/main.c
@@ -390,7 +390,7 @@ mf_fgets(SPACE *sp, enum e_spflag spflag)
 			outfname = tmpfname;
 			if (!ispan) {
 				linenum = 0;
-				resetranges();
+				resetstate();
 			}
 		} else {
 			outfile = stdout;