compiler: "illegal behavior", not "undefined behavior", in errors

2025-03-25 15:01:56 +00:00
parent ca1fc3827e
commit eee752ea5a
36 changed files with 6751 additions and 6803 deletions
--- a/test/cases/compile_errors/add_assign_on_undefined_value.zig
+++ b/test/cases/compile_errors/add_assign_on_undefined_value.zig
@@ -5,4 +5,4 @@ comptime {

 // error
 //
-// :3:5: error: use of undefined value here causes undefined behavior
+// :3:5: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/and_on_undefined_value.zig
+++ b/test/cases/compile_errors/and_on_undefined_value.zig
@@ -5,7 +5,5 @@ comptime {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :4:9: error: use of undefined value here causes undefined behavior
+// :4:9: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/as_many_ptr_undefined.zig
+++ b/test/cases/compile_errors/as_many_ptr_undefined.zig
@@ -4,7 +4,5 @@ export fn entry1() void {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :2:41: error: use of undefined value here causes undefined behavior
+// :2:41: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/branch_on_undefined_value.zig
+++ b/test/cases/compile_errors/branch_on_undefined_value.zig
@@ -5,7 +5,5 @@ export fn entry() usize {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :1:15: error: use of undefined value here causes undefined behavior
+// :1:15: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/catch_on_undefined_value.zig
+++ b/test/cases/compile_errors/catch_on_undefined_value.zig
@@ -4,7 +4,5 @@ comptime {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :3:11: error: use of undefined value here causes undefined behavior
+// :3:11: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/comparing_against_undefined_produces_undefined_value.zig
+++ b/test/cases/compile_errors/comparing_against_undefined_produces_undefined_value.zig
@@ -8,5 +8,5 @@ export fn bar(x: u32) void {

 // error
 //
-// :2:11: error: use of undefined value here causes undefined behavior
-// :6:11: error: use of undefined value here causes undefined behavior
+// :2:11: error: use of undefined value here causes illegal behavior
+// :6:11: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/comparison_operators_with_undefined_value.zig
+++ b/test/cases/compile_errors/comparison_operators_with_undefined_value.zig
@@ -36,12 +36,10 @@ comptime {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :5:11: error: use of undefined value here causes undefined behavior
-// :11:11: error: use of undefined value here causes undefined behavior
-// :17:11: error: use of undefined value here causes undefined behavior
-// :23:11: error: use of undefined value here causes undefined behavior
-// :29:11: error: use of undefined value here causes undefined behavior
-// :35:11: error: use of undefined value here causes undefined behavior
+// :5:11: error: use of undefined value here causes illegal behavior
+// :11:11: error: use of undefined value here causes illegal behavior
+// :17:11: error: use of undefined value here causes illegal behavior
+// :23:11: error: use of undefined value here causes illegal behavior
+// :29:11: error: use of undefined value here causes illegal behavior
+// :35:11: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/compile-time_division_by_zero.zig
+++ b/test/cases/compile_errors/compile-time_division_by_zero.zig
@@ -6,7 +6,5 @@ comptime {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :4:19: error: division by zero here causes undefined behavior
+// :4:19: error: division by zero here causes illegal behavior
--- a/test/cases/compile_errors/compile-time_remainder_division_by_zero.zig
+++ b/test/cases/compile_errors/compile-time_remainder_division_by_zero.zig
@@ -6,7 +6,5 @@ comptime {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :4:19: error: division by zero here causes undefined behavior
+// :4:19: error: division by zero here causes illegal behavior
--- a/test/cases/compile_errors/compile_time_division_by_zero.zig
+++ b/test/cases/compile_errors/compile_time_division_by_zero.zig
@@ -8,8 +8,6 @@ export fn entry() usize {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :3:16: error: division by zero here causes undefined behavior
+// :3:16: error: division by zero here causes illegal behavior
 // :1:14: note: called from here
--- a/test/cases/compile_errors/compile_time_undef_ptr_cast.zig
+++ b/test/cases/compile_errors/compile_time_undef_ptr_cast.zig
@@ -6,7 +6,5 @@ comptime {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :3:32: error: use of undefined value here causes undefined behavior
+// :3:32: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/div_assign_on_undefined_value.zig
+++ b/test/cases/compile_errors/div_assign_on_undefined_value.zig
@@ -5,4 +5,4 @@ comptime {

 // error
 //
-// :3:5: error: use of undefined value here causes undefined behavior
+// :3:5: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/division_by_zero.zig
+++ b/test/cases/compile_errors/division_by_zero.zig
@@ -17,9 +17,7 @@ export fn entry4() usize {
 } // no error on purpose

 // error
-// backend=stage2
-// target=native
 //
-// :1:23: error: division by zero here causes undefined behavior
-// :2:27: error: division by zero here causes undefined behavior
-// :3:29: error: division by zero here causes undefined behavior
+// :1:23: error: division by zero here causes illegal behavior
+// :2:27: error: division by zero here causes illegal behavior
+// :3:29: error: division by zero here causes illegal behavior
--- a/test/cases/compile_errors/indexing_a_undefined_slice_at_comptime.zig
+++ b/test/cases/compile_errors/indexing_a_undefined_slice_at_comptime.zig
@@ -4,7 +4,5 @@ comptime {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :3:10: error: use of undefined value here causes undefined behavior
+// :3:10: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/lazy_pointer_with_undefined_element_type.zig
+++ b/test/cases/compile_errors/lazy_pointer_with_undefined_element_type.zig
@@ -7,7 +7,5 @@ export fn foo() void {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :4:28: error: use of undefined value here causes undefined behavior
+// :4:28: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/mod_assign_on_undefined_value.zig
+++ b/test/cases/compile_errors/mod_assign_on_undefined_value.zig
@@ -4,7 +4,5 @@ comptime {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :3:5: error: use of undefined value here causes undefined behavior
+// :3:5: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/mod_on_undefined_value.zig
+++ b/test/cases/compile_errors/mod_on_undefined_value.zig
@@ -5,7 +5,5 @@ comptime {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :3:9: error: use of undefined value here causes undefined behavior
+// :3:9: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/mult_assign_on_undefined_value.zig
+++ b/test/cases/compile_errors/mult_assign_on_undefined_value.zig
@@ -5,4 +5,4 @@ comptime {

 // error
 //
-// :3:5: error: use of undefined value here causes undefined behavior
+// :3:5: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/negate_on_undefined_value.zig
+++ b/test/cases/compile_errors/negate_on_undefined_value.zig
@@ -4,7 +4,5 @@ comptime {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :3:10: error: use of undefined value here causes undefined behavior
+// :3:10: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/or_on_undefined_value.zig
+++ b/test/cases/compile_errors/or_on_undefined_value.zig
@@ -5,7 +5,5 @@ comptime {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :4:9: error: use of undefined value here causes undefined behavior
+// :4:9: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/orelse_on_undefined_value.zig
+++ b/test/cases/compile_errors/orelse_on_undefined_value.zig
@@ -4,7 +4,5 @@ comptime {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :3:11: error: use of undefined value here causes undefined behavior
+// :3:11: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/pointer_exceeds_containing_value.zig
+++ b/test/cases/compile_errors/pointer_exceeds_containing_value.zig
@@ -13,7 +13,7 @@ export fn entry2() void {

 // error
 //
-// :4:13: error: pointer computation here causes undefined behavior
+// :4:13: error: pointer computation here causes illegal behavior
 // :4:13: note: resulting pointer exceeds bounds of containing value which may trigger overflow
-// :10:55: error: pointer computation here causes undefined behavior
+// :10:55: error: pointer computation here causes illegal behavior
 // :10:55: note: resulting pointer exceeds bounds of containing value which may trigger overflow
--- a/test/cases/compile_errors/refer_to_the_type_of_a_generic_function.zig
+++ b/test/cases/compile_errors/refer_to_the_type_of_a_generic_function.zig
@@ -5,7 +5,5 @@ export fn entry() void {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :4:6: error: use of undefined value here causes undefined behavior
+// :4:6: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/reify_type_for_exhaustive_enum_with_undefined_tag_type.zig
+++ b/test/cases/compile_errors/reify_type_for_exhaustive_enum_with_undefined_tag_type.zig
@@ -11,7 +11,5 @@ export fn entry() void {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :1:20: error: use of undefined value here causes undefined behavior
+// :1:20: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/reify_type_union_payload_is_undefined.zig
+++ b/test/cases/compile_errors/reify_type_union_payload_is_undefined.zig
@@ -6,7 +6,5 @@ comptime {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :1:20: error: use of undefined value here causes undefined behavior
+// :1:20: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/reify_type_with_undefined.zig
+++ b/test/cases/compile_errors/reify_type_with_undefined.zig
@@ -25,9 +25,7 @@ comptime {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :2:16: error: use of undefined value here causes undefined behavior
-// :5:16: error: use of undefined value here causes undefined behavior
-// :17:16: error: use of undefined value here causes undefined behavior
+// :2:16: error: use of undefined value here causes illegal behavior
+// :5:16: error: use of undefined value here causes illegal behavior
+// :17:16: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/slice_end_index_undefined.zig
+++ b/test/cases/compile_errors/slice_end_index_undefined.zig
@@ -4,7 +4,5 @@ export fn a() void {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :3:18: error: use of undefined value here causes undefined behavior
+// :3:18: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/sub_assign_on_undefined_value.zig
+++ b/test/cases/compile_errors/sub_assign_on_undefined_value.zig
@@ -5,4 +5,4 @@ comptime {

 // error
 //
-// :3:5: error: use of undefined value here causes undefined behavior
+// :3:5: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/switch_on_undefined_union.zig
+++ b/test/cases/compile_errors/switch_on_undefined_union.zig
@@ -6,7 +6,5 @@ export fn entry() void {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :3:5: error: use of undefined value here causes undefined behavior
+// :3:5: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/tagName_on_undef_enum_literal.zig
+++ b/test/cases/compile_errors/tagName_on_undef_enum_literal.zig
@@ -5,4 +5,4 @@ comptime {

 // error
 //
-// :3:18: error: use of undefined value here causes undefined behavior
+// :3:18: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/undef_arith_is_illegal.zig
+++ b/test/cases/compile_errors/undef_arith_is_illegal.zig
--- a/test/cases/compile_errors/undefined_as_field_type_is_rejected.zig
+++ b/test/cases/compile_errors/undefined_as_field_type_is_rejected.zig
@@ -7,7 +7,5 @@ export fn entry1() void {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :2:8: error: use of undefined value here causes undefined behavior
+// :2:8: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/undefined_value_call.zig
+++ b/test/cases/compile_errors/undefined_value_call.zig
@@ -3,7 +3,5 @@ pub export fn entry() void {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :2:31: error: use of undefined value here causes undefined behavior
+// :2:31: error: use of undefined value here causes illegal behavior
--- a/test/cases/compile_errors/wrong_initializer_for_union_payload_of_type_type.zig
+++ b/test/cases/compile_errors/wrong_initializer_for_union_payload_of_type_type.zig
@@ -10,7 +10,5 @@ export fn entry() void {
 }

 // error
-// backend=stage2
-// target=native
 //
-// :9:8: error: use of undefined value here causes undefined behavior
+// :9:8: error: use of undefined value here causes illegal behavior