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// RUN: %clang_cc1 -fsyntax-only -pedantic -verify %s
struct one {
int a;
int values[]; // expected-note 3{{initialized flexible array member 'values' is here}}
} x = {5, {1, 2, 3}}; // expected-warning{{flexible array initialization is a GNU extension}}
struct one x2 = { 5, 1, 2, 3 }; // expected-warning{{flexible array initialization is a GNU extension}}
void test() {
struct one x3 = {5, {1, 2, 3}}; // \
// expected-warning{{flexible array initialization is a GNU extension}} \
// expected-error {{non-static initialization of a variable with flexible array member}}
}
struct foo {
int x;
int y[]; // expected-note 6 {{initialized flexible array member 'y' is here}}
};
struct bar { struct foo z; }; // expected-warning {{'z' may not be nested in a struct due to flexible array member}}
struct foo a = { 1, { 2, 3, 4 } }; // expected-warning{{flexible array initialization is a GNU extension}}
struct bar b = { { 1, { 2, 3, 4 } } }; // expected-error{{non-empty initialization of flexible array member inside subobject}}
struct bar c = { { 1, { } } }; // // expected-warning{{flexible array initialization is a GNU extension}} \
// expected-warning{{use of GNU empty initializer extension}} \
// expected-warning{{zero size arrays are an extension}}
struct foo d[1] = { { 1, { 2, 3, 4 } } }; // expected-warning{{'struct foo' may not be used as an array element due to flexible array member}} \
// expected-error{{non-empty initialization of flexible array member inside subobject}}
struct foo desig_foo = { .y = {2, 3, 4} };
struct bar desig_bar = { .z.y = { } }; // expected-warning{{use of GNU empty initializer extension}} \
// expected-warning{{zero size arrays are an extension}}
struct bar desig_bar2 = { .z.y = { 2, 3, 4} }; // expected-error{{non-empty initialization of flexible array member inside subobject}}
struct foo design_foo2 = { .y = 2 }; // expected-error{{flexible array requires brace-enclosed initializer}}
struct point {
int x, y;
};
struct polygon {
int numpoints;
struct point points[]; // expected-note{{initialized flexible array member 'points' is here}}
};
struct polygon poly = {
.points[2] = { 1, 2} }; // expected-error{{designator into flexible array member subobject}}
// PR3540
struct X {
int a;
int b;
char data[];
};
struct Y {
int a:4;
int b:4;
int c;
int d;
int e;
struct X xs[]; // expected-warning{{'struct X' may not be used as an array element due to flexible array member}}
};
// PR8217
struct PR8217a {
int i;
char v[];
};
void PR8217() {
struct PR8217a foo1 = { .i = 0, .v = "foo" }; // expected-error {{non-static initialization of a variable with flexible array member}}
struct PR8217a foo2 = { .i = 0 }; // expected-error {{non-static initialization of a variable with flexible array member}}
struct PR8217a foo3 = { .i = 0, .v = { 'b', 'a', 'r', '\0' } }; // expected-error {{non-static initialization of a variable with flexible array member}}
struct PR8217a bar;
}
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