diff --git a/src/type.zig b/src/type.zig
index b6f8db4ca1193824da6b4a850ea7102c383a1efd..9b91572427b8946dae31bebf9bfba5287a84804f 100644
--- a/src/type.zig
+++ b/src/type.zig
@@ -1843,7 +1843,7 @@ pub const Type = extern union {
                     if (payload.@"align" != 0 or payload.host_size != 0) {
                         try writer.print("align({d}", .{payload.@"align"});
 
-                        if (payload.bit_offset != 0) {
+                        if (payload.bit_offset != 0 or payload.host_size != 0) {
                             try writer.print(":{d}:{d}", .{ payload.bit_offset, payload.host_size });
                         }
                         try writer.writeAll(") ");
@@ -2167,7 +2167,7 @@ pub const Type = extern union {
                 if (info.@"align" != 0 or info.host_size != 0) {
                     try writer.print("align({d}", .{info.@"align"});
 
-                    if (info.bit_offset != 0) {
+                    if (info.bit_offset != 0 or info.host_size != 0) {
                         try writer.print(":{d}:{d}", .{ info.bit_offset, info.host_size });
                     }
                     try writer.writeAll(") ");
diff --git a/test/behavior.zig b/test/behavior.zig
index 6618ddb20dedf3968bc3cb5371492f9d7048b852..18e65564ad9e06b2cecb453d7c7d816bd096fbd0 100644
--- a/test/behavior.zig
+++ b/test/behavior.zig
@@ -27,7 +27,6 @@ test {
     _ = @import("behavior/bugs/1025.zig");
     _ = @import("behavior/bugs/1076.zig");
     _ = @import("behavior/bugs/1111.zig");
-    _ = @import("behavior/bugs/1120.zig");
     _ = @import("behavior/bugs/1277.zig");
     _ = @import("behavior/bugs/1310.zig");
     _ = @import("behavior/bugs/1381.zig");
diff --git a/test/behavior/bugs/1120.zig b/test/behavior/bugs/1120.zig
deleted file mode 100644
index 84c51feeaca84702b03e9b50a12300b1c9390b05..0000000000000000000000000000000000000000
--- a/test/behavior/bugs/1120.zig
+++ /dev/null
@@ -1,25 +0,0 @@
-const std = @import("std");
-const expect = std.testing.expect;
-
-const A = packed struct {
-    a: u2,
-    b: u6,
-};
-const B = packed struct {
-    q: u8,
-    a: u2,
-    b: u6,
-};
-test "bug 1120" {
-    if (@import("builtin").zig_backend != .stage1) return error.SkipZigTest; // TODO
-
-    var a = A{ .a = 2, .b = 2 };
-    var b = B{ .q = 22, .a = 3, .b = 2 };
-    var t: usize = 0;
-    const ptr = switch (t) {
-        0 => &a.a,
-        1 => &b.a,
-        else => unreachable,
-    };
-    try expect(ptr.* == 2);
-}
diff --git a/test/cases/compile_errors/incompatible sub-byte fields.zig b/test/cases/compile_errors/incompatible sub-byte fields.zig
new file mode 100644
index 0000000000000000000000000000000000000000..20fbf5e30c3838896fe08f828bfc4b34581dbbcd
--- /dev/null
+++ b/test/cases/compile_errors/incompatible sub-byte fields.zig	
@@ -0,0 +1,27 @@
+const A = packed struct {
+    a: u2,
+    b: u6,
+};
+const B = packed struct {
+    q: u8,
+    a: u2,
+    b: u6,
+};
+export fn entry() void {
+    var a = A{ .a = 2, .b = 2 };
+    var b = B{ .q = 22, .a = 3, .b = 2 };
+    var t: usize = 0;
+    const ptr = switch (t) {
+        0 => &a.a,
+        1 => &b.a,
+        else => unreachable,
+    };
+    if (ptr.* == 2) {
+        @compileError("wrong compile error");
+    }
+}
+// error
+// backend=stage2
+// target=native
+//
+// :14:17: error: incompatible types: '*align(0:0:1) u2' and '*align(2:8:2) u2'