move stage2 compile errors out of special folder

1 files changed, 32 insertions, 0 deletions

diff --git a/test/cases/compile_errors/tuple_ptr_to_mut_slice.zig b/test/cases/compile_errors/tuple_ptr_to_mut_slice.zig
new file mode 100644
index 0000000000..24e4753563
--- /dev/null
+++ b/test/cases/compile_errors/tuple_ptr_to_mut_slice.zig
@@ -0,0 +1,32 @@
+export fn entry1() void {
+    var a = .{ 1, 2, 3 };
+    _ = @as([]u8, &a);
+}
+export fn entry2() void {
+    var a = .{ @as(u8, 1), @as(u8, 2), @as(u8, 3) };
+    _ = @as([]u8, &a);
+}
+
+// runtime values
+var vals = [_]u7{ 4, 5, 6 };
+export fn entry3() void {
+    var a = .{ vals[0], vals[1], vals[2] };
+    _ = @as([]u8, &a);
+}
+export fn entry4() void {
+    var a = .{ @as(u8, vals[0]), @as(u8, vals[1]), @as(u8, vals[2]) };
+    _ = @as([]u8, &a);
+}
+
+// error
+// backend=stage2
+// target=native
+//
+// :3:19: error: cannot cast pointer to tuple to '[]u8'
+// :3:19: note: pointers to tuples can only coerce to constant pointers
+// :7:19: error: cannot cast pointer to tuple to '[]u8'
+// :7:19: note: pointers to tuples can only coerce to constant pointers
+// :14:19: error: cannot cast pointer to tuple to '[]u8'
+// :14:19: note: pointers to tuples can only coerce to constant pointers
+// :18:19: error: cannot cast pointer to tuple to '[]u8'
+// :18:19: note: pointers to tuples can only coerce to constant pointers