From 4a22f6ebfc01ccb187ec9044727a55c6f985c8dc Mon Sep 17 00:00:00 2001
From: Lin <jrlin@rapid-flex.com>
Date: Thu, 31 Oct 2024 15:04:07 +0800
Subject: [PATCH] add warning

---
 libs/libpcf/src/io/pcf_reader.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libs/libpcf/src/io/pcf_reader.cpp b/libs/libpcf/src/io/pcf_reader.cpp
index 489adcbf3..2f5c78ff7 100644
--- a/libs/libpcf/src/io/pcf_reader.cpp
+++ b/libs/libpcf/src/io/pcf_reader.cpp
@@ -60,6 +60,7 @@ int read_pcf(const char* fname, PcfData& pcf_data,
           break;  // or ignore the full line comment and move on
         } else {
           if (reduce_error_to_warning) {
+            VTR_LOG_WARN("Unknown command '%s'!\n", word.c_str());
             break;
           } else {
             /* Reach unknown command for OpenFpga, error out */