Merge pull request #273 from kraj/kraj/clang18

Check for C standard version >= 23 for [[__fallthrough__]]
dvidelabs · Feb 2, 2024 · 51b1e1e · 51b1e1e
2 parents 1653ec9 + 7c199e3
commit 51b1e1e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/include/flatcc/portable/pattributes.h b/include/flatcc/portable/pattributes.h
@@ -57,7 +57,7 @@ extern "C" {
 
 
 /* https://en.cppreference.com/w/c/language/attributes/fallthrough */
-#if PORTABLE_HAS_C_ATTRIBUTE(__fallthrough__)
+#if PORTABLE_HAS_C_ATTRIBUTE(__fallthrough__) && defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202311L
 # define pattribute_fallthrough [[__fallthrough__]]
 #elif PORTABLE_HAS_ATTRIBUTE(__fallthrough__)
 # define pattribute_fallthrough __attribute__((__fallthrough__))