From e188df1e1422fb9cb6dc0e486f4a9967310c557b Mon Sep 17 00:00:00 2001
From: Rosen Penev <rosenp@gmail.com>
Date: Fri, 10 Feb 2023 17:59:23 -0800
Subject: [PATCH] fix implicit conversion

Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
 src/pgfimage.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/pgfimage.cpp b/src/pgfimage.cpp
index 01eaab5c..8c62d3b6 100644
--- a/src/pgfimage.cpp
+++ b/src/pgfimage.cpp
@@ -215,7 +215,7 @@ void PgfImage::doWriteMetadata(BasicIo& outIo) {
 }  // PgfImage::doWriteMetadata
 
 byte PgfImage::readPgfMagicNumber(BasicIo& iIo) {
-  byte b = iIo.getb();
+  auto b = static_cast<byte>(iIo.getb());
   if (iIo.error())
     throw Error(ErrorCode::kerFailedToReadImageData);