From 7f037334bf239bcf940849b76a08ba4e98e7c69a Mon Sep 17 00:00:00 2001
From: James Cherry <cherry@parallaxsw.com>
Date: Mon, 6 Jul 2020 18:35:36 -0700
Subject: [PATCH] compiler warning

---
 liberty/LibertyExpr.cc | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/liberty/LibertyExpr.cc b/liberty/LibertyExpr.cc
index 60ce4f55..4933cad9 100644
--- a/liberty/LibertyExpr.cc
+++ b/liberty/LibertyExpr.cc
@@ -16,6 +16,7 @@
 
 #include "FuncExpr.hh"
 
+#include <algorithm> // min
 #include "Report.hh"
 #include "StringUtil.hh"
 #include "Liberty.hh"
@@ -129,14 +130,9 @@ LibExprParser::copyInput(char *buf,
 {
   size_t length = strlen(func_);
   if (length == 0)
-	return 0;
+    return 0;
   else {
-    size_t count;
-
-    if (length < max_size)
-      count = length;
-    else
-      count = max_size;
+    size_t count = std::min(length,  max_size);
     strncpy(buf, func_, count);
     func_ += count;
     return count;