only perform __has_include simplification if code is C++17 or later

danmar · Jan 3, 2023 · 87dd60e · 87dd60e
1 parent 915d192
commit 87dd60e
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/simplecpp.cpp b/simplecpp.cpp
@@ -2416,6 +2416,9 @@ static bool isCpp17OrLater(const simplecpp::DUI &dui)
 static std::string openHeader(std::ifstream &f, const simplecpp::DUI &dui, const std::string &sourcefile, const std::string &header, bool systemheader);
 static void simplifyHasInclude(simplecpp::TokenList &expr, const simplecpp::DUI &dui)
 {
+    if (!isCpp17OrLater(dui))
+        return;
+
     for (simplecpp::Token *tok = expr.front(); tok; tok = tok->next) {
         if (tok->str() != HAS_INCLUDE)
             continue;