1// RUN: %clang_cc1 -analyze -analyzer-checker=debug.DumpCFG %s 2>&1 \
2// RUN:   | FileCheck %s
3
4struct Q { int a, b, c; };
5union UQ { struct Q q; };
6union UQ getUQ() {
7  union UQ u = { { 1, 2, 3 } };
8  return u;
9}
10
11void test() {
12  struct LUQ { union UQ uq; } var = { getUQ(), .uq.q.a = 100 };
13  struct Q s[] = {
14    [0] = (struct Q){1, 2},
15    [0].c = 3
16  };
17}
18
19// CHECK: void test()
20// CHECK: [B1]
21// CHECK:   1: getUQ
22// CHECK:   2: [B1.1] (ImplicitCastExpr, FunctionToPointerDecay, union UQ (*)())
23// CHECK:   3: [B1.2]()
24// CHECK:   4: 100
25// CHECK:   5: /*no init*/
26// CHECK:   6: /*no init*/
27// CHECK:   7: {[B1.4], [B1.5], [B1.6]}
28// CHECK:   8: {[B1.7]}
29// CHECK:   9: {/*base*/[B1.3], /*updater*/[B1.8]}
30// CHECK:  10: {[B1.3], .uq.q.a = [B1.4]}
31// CHECK:  11: struct LUQ var = {getUQ(), .uq.q.a = 100};
32// CHECK:  12: 1
33// CHECK:  13: 2
34// CHECK:  14: /*implicit*/(int)0
35// CHECK:  15: {[B1.12], [B1.13]}
36// CHECK:  18: /*no init*/
37// CHECK:  19: /*no init*/
38// CHECK:  20: 3
39// CHECK:  21: {[B1.18], [B1.19], [B1.20]}
40// CHECK:  22: {/*base*/[B1.17], /*updater*/[B1.21]}
41// CHECK:  24: struct Q s[] = {[0] = (struct Q){1, 2}, [0].c = 3};
42