forked from OSchip/llvm-project
82 lines
1.8 KiB
C
82 lines
1.8 KiB
C
// RUN: clang -fsyntax-only -verify %s
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struct X {
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union {
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float f3;
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double d2;
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} named;
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union {
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int i;
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float f;
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union {
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float f2;
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double d;
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};
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};
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struct {
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int a;
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float b;
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};
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};
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void test_unqual_references(struct X x, const struct X xc) {
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x.i = 0;
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x.f = 0.0;
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x.f2 = x.f;
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x.d = x.f;
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x.f3 = 0; // expected-error{{no member named 'f3'}}
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x.a = 0;
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xc.d = 0.0; // expected-error{{read-only variable is not assignable}}
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xc.f = 0; // expected-error{{read-only variable is not assignable}}
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xc.a = 0; // expected-error{{read-only variable is not assignable}}
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}
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struct Redecl {
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int x; // expected-note{{previous declaration is here}}
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struct y { };
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union {
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int x; // expected-error{{member of anonymous union redeclares 'x'}}
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float y;
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double z; // expected-note{{previous declaration is here}}
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double zz; // expected-note{{previous declaration is here}}
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};
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int z; // expected-error{{duplicate member 'z'}}
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void zz(); // expected-error{{duplicate member 'zz'}}
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};
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union { // expected-error{{anonymous unions must be struct or union members}}
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int int_val;
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float float_val;
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};
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static union { // expected-error{{anonymous unions must be struct or union members}}
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int int_val2;
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float float_val2;
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};
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void f() {
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int_val2 = 0; // expected-error{{use of undeclared identifier}}
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float_val2 = 0.0; // expected-error{{use of undeclared identifier}}
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}
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void g() {
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union { // expected-error{{anonymous unions must be struct or union members}}
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int i;
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float f2;
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};
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i = 0; // expected-error{{use of undeclared identifier}}
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f2 = 0.0; // expected-error{{use of undeclared identifier}}
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}
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// <rdar://problem/6483159>
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struct s0 { union { int f0; }; };
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// <rdar://problem/6481130>
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typedef struct { }; // expected-error{{declaration does not declare anything}}
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