From c101557fc3e1d0c8325f4f5f7adb653bf0731da2 Mon Sep 17 00:00:00 2001
From: Tommy Tao <o_otaotao@hotmail.com>
Date: Sun, 5 Jan 2020 18:52:16 +0800
Subject: [PATCH] [src] fix fstmakecontextfst duplicated disambig symbols
 (#3811)

---
 src/fstbin/fstmakecontextfst.cc | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/src/fstbin/fstmakecontextfst.cc b/src/fstbin/fstmakecontextfst.cc
index 59655a61e9e..818bf00f50a 100644
--- a/src/fstbin/fstmakecontextfst.cc
+++ b/src/fstbin/fstmakecontextfst.cc
@@ -114,10 +114,6 @@ int main(int argc, char *argv[]) {
       int32 sym = phone_syms[i];
       loop_fst.AddArc(0, StdArc(sym, sym, TropicalWeight::One(), 0));
     }
-    for (size_t i = 0; i < disambig_in.size(); i++) {
-      int32 sym = disambig_in[i];
-      loop_fst.AddArc(0, StdArc(sym, sym, TropicalWeight::One(), 0));
-    }
 
     std::vector<std::vector<int32> > ilabels;
     VectorFst<StdArc> context_fst;