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behavior: add testing for LLVM SROA bugs

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This commit is contained in:
Jacob Young 2023-11-10 17:56:30 -05:00
parent 59375b3c22
commit 89cac88e91
1 changed files with 17 additions and 0 deletions
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17
test/behavior/union.zig
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@ -2042,3 +2042,20 @@ test "circular dependency through pointer field of a union" {
try expect(outer.u.outer == null); try expect(outer.u.outer == null);
try expect(outer.u.inner == null); try expect(outer.u.inner == null);
} }
test "pass nested union with rls" {
const Union = union(enum) {
a: u32,
b: union(enum) {
c: u7,
d: u3,
},
fn getC(u: @This()) u7 {
return u.b.c;
}
};
var c: u7 = 32;
try expectEqual(@as(u7, 32), Union.getC(.{ .b = .{ .c = c } }));
}