1 files changed, 6 insertions, 6 deletions
diff --git a/share/qbs/modules/cpp/sdcc.js b/share/qbs/modules/cpp/sdcc.js
index 8b502bd8a..928ded5cf 100644
--- a/share/qbs/modules/cpp/sdcc.js
+++ b/share/qbs/modules/cpp/sdcc.js
@@ -286,18 +286,18 @@ function compilerFlags(project, product, input, outputs, explicitlyDependsOn) {
 
     // C language version flags.
     if (tag === "c") {
-        var knownValues = ["c11", "c99", "c89"];
+        var knownValues = ["c2x", "c17", "c11", "c99", "c89"];
         var cLanguageVersion = Cpp.languageVersion(
                     input.cpp.cLanguageVersion, knownValues, "C");
         switch (cLanguageVersion) {
+        case "c17":
+            cLanguageVersion = "c11";
+            // fall through
         case "c89":
-            args.push("--std-c89");
-            break;
         case "c99":
-            args.push("--std-c99");
-            break;
         case "c11":
-            args.push("--std-c11");
+        case "c2x":
+            args.push("--std-" + cLanguageVersion);
             break;
         }
     }