Commit b802a67562

Andrew Kelley <andrew@ziglang.org>
2022-03-25 03:55:12
std.MultiArrayList: check size of element, not pointer
Ever since a semi-recent language specification update, pointers to zero-sized types still have runtime bits.
master
1 parent bb0e28a
Changed files (1)
lib
std
multi_array_list.zig
lib/std/multi_array_list.zig
@@ -42,7 +42,10 @@ pub fn MultiArrayList(comptime S: type) type {
                     return &[_]F{};
                 }
                 const byte_ptr = self.ptrs[@enumToInt(field)];
-                const casted_ptr: [*]F = if (@sizeOf([*]F) == 0) undefined else @ptrCast([*]F, @alignCast(@alignOf(F), byte_ptr));
+                const casted_ptr: [*]F = if (@sizeOf(F) == 0)
+                    undefined
+                else
+                    @ptrCast([*]F, @alignCast(@alignOf(F), byte_ptr));
                 return casted_ptr[0..self.len];
             }