zig

commit 084911d9b376fa9bea2567f53854511adc6d07ec (tree)
parent 942b250895581f01adf52b3d5addd99b7a4bc0d3
Author: Andrew Kelley <superjoe30@gmail.com>
Date:   Mon,  4 Dec 2017 02:04:08 -0500

add test for @sizeOf on extern and packed unions

Diffstat:
M
test/cases/union.zig
 | 
16
++++++++++++++++

1 file changed, 16 insertions(+), 0 deletions(-)
diff --git a/test/cases/union.zig b/test/cases/union.zig
@@ -150,3 +150,19 @@ fn testEnumWithSpecifiedAndUnspecifiedTagValues(x: &const MultipleChoice2) {
     });
 }
 
+
+const ExternPtrOrInt = extern union {
+    ptr: &u8,
+    int: u64
+};
+test "extern union size" {
+    comptime assert(@sizeOf(ExternPtrOrInt) == 8);
+}
+
+const PackedPtrOrInt = packed union {
+    ptr: &u8,
+    int: u64
+};
+test "extern union size" {
+    comptime assert(@sizeOf(PackedPtrOrInt) == 8);
+}