From b085b34a6979040ef2a718bbd6ae340b82a7ccb0 Mon Sep 17 00:00:00 2001
From: Wilson Snyder <wsnyder@wsnyder.org>
Date: Fri, 18 Sep 2009 22:35:46 -0400
Subject: [PATCH] Commentary

---
 bin/verilator             | 11 ++++++++++-
 test_regress/t/t_repeat.v |  2 --
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/bin/verilator b/bin/verilator
index ecc6980e9..ea55f9fef 100755
--- a/bin/verilator
+++ b/bin/verilator
@@ -2279,6 +2279,9 @@ see below and the test_c/sim_main.cpp file of the distribution.
 You also need to compile SpTraceVcdC.cpp and add it to your link.  This is
 done for you if using the Verilator --exe flag.
 
+Note you can also call ->trace on multiple Verilated objects with the same
+trace file if you want all data to land in the same output file.
+
     #include "SpTraceVcdC.cpp"
     ...
     int main(int argc, char **argv, char **env) {
@@ -2309,12 +2312,18 @@ Alternatively you may use the C++ trace mechanism described in the previous
 question, however the timescale and timeprecision will not inherited from
 your SystemC settings.
 
+You'll then need to compile in Sp.cpp, which includes SpTraceVcd.cpp among
+other things.
+
+Note you can also call ->trace on multiple Verilated objects with the same
+trace file if you want all data to land in the same output file.
+
     #include "SpTraceVcd.cpp"
     ...
     int main(int argc, char **argv, char **env) {
         ...
         Verilated::traceEverOn(true);
-        SpTraceVcdFile* tfp = new SpTraceVcdFile;
+        SpTraceFile* tfp = new SpTraceFile;
         topp->trace (tfp, 99);
         tfp->open ("obj_dir/t_trace_ena_cc/simx.vcd");
         ...
diff --git a/test_regress/t/t_repeat.v b/test_regress/t/t_repeat.v
index 501738b80..6c04f97db 100644
--- a/test_regress/t/t_repeat.v
+++ b/test_regress/t/t_repeat.v
@@ -7,7 +7,6 @@ module t (/*AUTOARG*/);
 
    reg signed [2:0] negcnt;
    integer times;
-   integer repeats;
    initial begin
       times = 0;
       repeat (1) begin
@@ -23,7 +22,6 @@ module t (/*AUTOARG*/);
       end
       if (times != 10) $stop;
       //
-      repeats = 0;
       forever begin
 	 $write("*-* All Finished *-*\n");
 	 $finish;