From f515799a53245faf3cd7d5e3e06b1d4c0a17f49f Mon Sep 17 00:00:00 2001
From: Rosen Penev <rosenp@gmail.com>
Date: Tue, 3 Jan 2023 20:07:58 -0800
Subject: [PATCH] use some if constexpr

MSVC suggests this.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
 include/exiv2/value.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/exiv2/value.hpp b/include/exiv2/value.hpp
index f681cd82..5f39cce4 100644
--- a/include/exiv2/value.hpp
+++ b/include/exiv2/value.hpp
@@ -1271,7 +1271,7 @@ class ValueType : public Value {
 
     // Check for integer overflow.
 #if __cplusplus >= 201703L
-    if (std::is_signed_v<I> == std::is_signed_v<decltype(a)>) {
+    if constexpr (std::is_signed_v<I> == std::is_signed_v<decltype(a)>) {
 #else
     if (std::is_signed<I>::value == std::is_signed<decltype(a)>::value) {
 #endif
@@ -1282,7 +1282,7 @@ class ValueType : public Value {
         return 0;
       }
 #if __cplusplus >= 201703L
-    } else if (std::is_signed_v<I>) {
+    } else if constexpr (std::is_signed_v<I>) {
 #else
     } else if (std::is_signed<I>::value) {
 #endif