Prevent SET from overriding constant symbols

Fixes #341
2025-11-21 02:32:06 +00:00 · 2019-08-27 21:07:42 +02:00
parent e33e6e2413
commit e3e18063c6
5 changed files with 37 additions and 0 deletions
--- a/src/asm/symbol.c
+++ b/src/asm/symbol.c
@@ -553,6 +553,11 @@ void sym_AddSet(char *tzSym, int32_t value)
 					tzSym,
 					nsym->tzFileName,
 					nsym->nFileLine);
+			else if (!(nsym->nType & SYMF_SET))
+				yyerror("'%s' already defined as constant at %s(%u)",
+					tzSym,
+					nsym->tzFileName,
+					nsym->nFileLine);
 		} else if (nsym->nType & SYMF_REF) {
 			yyerror("'%s' already referenced at %s(%u)",
 				tzSym,