[skip ci] add a blurb about the purpose of Printer.c

e0899925 · Siddharth · Ben Gamari · c99d9aab · e0899925
Commit e0899925 authored 5 years ago by Siddharth Committed by Ben Gamari 5 years ago
--- a/rts/Printer.c
+++ b/rts/Printer.c
@@ -2,7 +2,8 @@
 *
 * (c) The GHC Team, 1994-2000.
 *
- * Heap printer
+ * Heap printer: This is used for debugging within GDB or for emitting debug
+ * prints.
 *
 * ---------------------------------------------------------------------------*/