From 48f01f503fbc75bb1d05b24b730df086b89add3c Mon Sep 17 00:00:00 2001
From: Orgad Shaneh <orgad.shaneh@audiocodes.com>
Date: Mon, 25 Apr 2022 12:02:56 +0300
Subject: [PATCH] ProjectExplorer: Only strip L from cplusplus macro if it
 exists

Old GCC versions have #define __cplusplus 1

Change-Id: I71286656df8f9925c2e0ccc46d32546037423268
Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>
---
 src/plugins/projectexplorer/toolchain.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/plugins/projectexplorer/toolchain.cpp b/src/plugins/projectexplorer/toolchain.cpp
index bf3412cfe64..945835fa4ff 100644
--- a/src/plugins/projectexplorer/toolchain.cpp
+++ b/src/plugins/projectexplorer/toolchain.cpp
@@ -411,7 +411,8 @@ const ToolChain::MacrosCache &ToolChain::predefinedMacrosCache() const
 
 static long toLanguageVersionAsLong(QByteArray dateAsByteArray)
 {
-    dateAsByteArray.chop(1); // Strip 'L'.
+    if (dateAsByteArray.endsWith('L'))
+        dateAsByteArray.chop(1); // Strip 'L'.
 
     bool success = false;
     const int result = dateAsByteArray.toLong(&success);