Remove `@(warning)` and `#warning(...)`

core/odin/parser/parser.odin

@@ -1438,7 +1438,7 @@ parse_stmt :: proc(p: ^Parser) -> ^ast.Stmt {
 			case: error(p, stmt.pos, "#partial can only be applied to a switch statement")
 			}
 			return stmt
-		case "assert", "panic", "warning":
+		case "assert", "panic":
 			bd := ast.new(ast.Basic_Directive, tok.pos, end_pos(tag))
 			bd.tok  = tok
 			bd.name = name

src/check_builtin.cpp

@@ -1714,26 +1714,6 @@ gb_internal bool check_builtin_procedure_directive(CheckerContext *c, Operand *o
 
 		operand->type = t_untyped_bool;
 		operand->mode = Addressing_Constant;
-	} else if (name == "warning") {
-		ERROR_BLOCK();
-		if (ce->args.count != 1) {
-			error(call, "'#warning' expects 1 argument, got %td", ce->args.count);
-			return false;
-		}
-		if (!is_type_string(operand->type) && operand->mode != Addressing_Constant) {
-			gbString str = expr_to_string(ce->args[0]);
-			error(call, "'%s' is not a constant string", str);
-			gb_string_free(str);
-			return false;
-		}
-		warning(call, "%.*s", LIT(operand->value.value_string));
-		if (c->proc_name != "") {
-			gbString str = type_to_string(c->curr_proc_sig);
-			error_line("\tCalled within '%.*s' :: %s\n", LIT(c->proc_name), str);
-			gb_string_free(str);
-		}
-		operand->type = t_invalid;
-		operand->mode = Addressing_NoValue;
 	} else if (name == "panic") {
 		ERROR_BLOCK();
 		if (ce->args.count != 1) {

src/checker.cpp

@@ -3493,20 +3493,6 @@ gb_internal DECL_ATTRIBUTE_PROC(proc_decl_attribute) {
 			error(elem, "Expected a string value for '%.*s'", LIT(name));
 		}
 		return true;
-	} else if (name == "warning") {
-		ExactValue ev = check_decl_attribute_value(c, value);
-
-		if (ev.kind == ExactValue_String) {
-			String msg = ev.value_string;
-			if (msg.len == 0) {
-				error(elem, "Warning message cannot be an empty string");
-			} else {
-				ac->warning_message = msg;
-			}
-		} else {
-			error(elem, "Expected a string value for '%.*s'", LIT(name));
-		}
-		return true;
 	} else if (name == "require_results") {
 		if (value != nullptr) {
 			error(elem, "Expected no value for '%.*s'", LIT(name));

src/parser.cpp

@@ -5167,7 +5167,7 @@ gb_internal Ast *parse_stmt(AstFile *f) {
 				break;
 			}
 			return s;
-		} else if (tag == "assert" || tag == "panic" || tag == "warning") {
+		} else if (tag == "assert" || tag == "panic") {
 			Ast *t = ast_basic_directive(f, hash_token, name);
 			Ast *stmt = ast_expr_stmt(f, parse_call_expr(f, t));
 			expect_semicolon(f);