forked from OSchip/llvm-project
90 lines
2.1 KiB
C
90 lines
2.1 KiB
C
// RUN: %clang_cc1 %s -fsyntax-only -Wno-unused-value -Wmicrosoft -verify -fms-extensions
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struct A
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{
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int a[]; /* expected-warning {{flexible array member 'a' in otherwise empty struct is a Microsoft extension}} */
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};
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struct C {
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int l;
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union {
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int c1[]; /* expected-warning {{flexible array member 'c1' in a union is a Microsoft extension}} */
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char c2[]; /* expected-warning {{flexible array member 'c2' in a union is a Microsoft extension}} */
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};
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};
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struct D {
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int l;
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int D[];
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};
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enum ENUM1; // expected-warning {{forward references to 'enum' types are a Microsoft extension}}
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enum ENUM1 var1 = 3;
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enum ENUM1* var2 = 0;
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enum ENUM2 {
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ENUM2_a = (enum ENUM2) 4,
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ENUM2_b = 0x9FFFFFFF, // expected-warning {{enumerator value is not representable in the underlying type 'int'}}
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ENUM2_c = 0x100000000 // expected-warning {{enumerator value is not representable in the underlying type 'int'}}
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};
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typedef struct notnested {
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long bad1;
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long bad2;
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} NOTNESTED;
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typedef struct nested1 {
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long a;
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struct notnested var1;
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NOTNESTED var2;
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} NESTED1;
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struct nested2 {
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long b;
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NESTED1; // expected-warning {{anonymous structs are a Microsoft extension}}
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};
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struct test {
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int c;
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struct nested2; // expected-warning {{anonymous structs are a Microsoft extension}}
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};
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void foo()
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{
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struct test var;
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var.a;
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var.b;
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var.c;
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var.bad1; // expected-error {{no member named 'bad1' in 'struct test'}}
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var.bad2; // expected-error {{no member named 'bad2' in 'struct test'}}
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}
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// Enumeration types with a fixed underlying type.
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const int seventeen = 17;
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typedef int Int;
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struct X0 {
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enum E1 : Int { SomeOtherValue } field; // expected-warning{{enumeration types with a fixed underlying type are a Microsoft extension}}
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enum E1 : seventeen;
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};
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enum : long long { // expected-warning{{enumeration types with a fixed underlying type are a Microsoft extension}}
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SomeValue = 0x100000000
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};
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void pointer_to_integral_type_conv(char* ptr) {
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char ch = (char)ptr;
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short sh = (short)ptr;
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ch = (char)ptr;
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sh = (short)ptr;
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}
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