1 files changed, 1 insertions, 0 deletions
diff --git a/sys/cmd/cc/lex.c b/sys/cmd/cc/lex.c
index cb65aa0..97e19e4 100644
--- a/sys/cmd/cc/lex.c
+++ b/sys/cmd/cc/lex.c
@@ -759,6 +759,7 @@ Dispatch:
             }
             io = makeio(lx, sym->name);
             io->rdr.end   += expandmacro(lx, sym, io->b);
+            printf("EXPANDED %s: %s\n", sym->name, io->rdr.beg);
             *io->rdr.end++ = EOF;
             pushio(lx, io);
             goto GetByte;