1// RUN: %clang_cc1 -fsyntax-only -verify -Wmissing-field-initializers %s
2
3// This was PR4808.
4
5struct Foo { int a, b; };
6
7struct Foo foo0 = { 1 }; // expected-warning {{missing field 'b' initializer}}
8struct Foo foo1 = { .a = 1 }; // designator avoids MFI warning
9struct Foo foo2 = { .b = 1 }; // designator avoids MFI warning
10
11struct Foo bar0[] = {
12  { 1,2 },
13  { 1 },   // expected-warning {{missing field 'b' initializer}}
14  { 1,2 }
15};
16
17struct Foo bar1[] = {
18  1, 2,
19  1, 2,
20  1
21}; // expected-warning {{missing field 'b' initializer}}
22
23struct Foo bar2[] = { {}, {}, {} };
24
25struct One { int a; int b; };
26struct Two { float c; float d; float e; };
27
28struct Three {
29    union {
30        struct One one;
31        struct Two two;
32    } both;
33};
34
35struct Three t0 = {
36    { .one = { 1, 2 } }
37};
38struct Three t1 = {
39    { .two = { 1.0f, 2.0f, 3.0f } }
40};
41
42struct Three data[] = {
43  { { .one = { 1, 2 } } },
44  { { .one = { 1 } } }, // expected-warning {{missing field 'b' initializer}}
45  { { .two = { 1.0f, 2.0f, 3.0f } } },
46  { { .two = { 1.0f, 2.0f } } } // expected-warning {{missing field 'e' initializer}}
47};
48
49struct { int:5; int a; int:5; int b; int:5; } noNamedImplicit[] = {
50  { 1, 2 },
51  { 1 } // expected-warning {{missing field 'b' initializer}}
52};
53