Add forgotten ChangeLog entry.

From-SVN: r44485

gcc/ChangeLog

+2001-07-30  Andreas Jaeger  <aj@suse.de>
+
+        * jump.c: Add prototype for mark_modified_reg.
+
+        * cse.c (set_live_p): Add unused attribute.
+
+        * gcov.c (calculate_branch_probs): Use gcov_type to avoid
+        overflow.
+        (scan_for_source_files): Use long for count to avoid overflow.
+        (output_data): Likewise.
+        (output_data): Don't use string concatatenation to silence gcc
+        -traditional.
+
+        * predict.c: Fix typos and grammar.
+
+	* gcse.c (insert_insn_end_bb): Remove unused variables.
+
 Mon Jul 30 21:54:53 CEST 2001  Jan Hubicka  <jh@suse.cz>
 
 	* flow.c (mark_set_1): Use REG_FREQ_FROM_BB.