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76 lines
1.9 KiB
76 lines
1.9 KiB
4 months ago
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// RUN: %clang_cc1 -fsyntax-only -verify %s
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void test1() {
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if (sizeof (int){ 1}) {} // sizeof compound literal
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if (sizeof (int)) {} // sizeof type
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(void)(int)4; // cast.
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(void)(int){4}; // compound literal.
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int A = (struct{ int a;}){ 1}.a;
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}
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int test2(int a, int b) {
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return a ? (void)a,b : a;
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}
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int test3(int a, int b, int c) {
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return a = b = c;
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}
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int test4() {
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test4();
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return 0;
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}
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struct X0 { struct { struct { int c[10][9]; } b; } a; };
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int test_offsetof() {
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(void)__builtin_offsetof(struct X0, a.b.c[4][5]);
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return 0;
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}
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void test_sizeof(){
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int arr[10];
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(void)sizeof arr[0];
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(void)sizeof(arr[0]);
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(void)sizeof(arr)[0];
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}
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// PR3418
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int test_leading_extension() {
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__extension__ (*(char*)0) = 1; // expected-warning {{indirection of non-volatile null pointer}} \
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// expected-note {{consider using __builtin_trap}}
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return 0;
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}
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// PR3972
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int test5(int);
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int test6(void) {
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return test5( // expected-note {{to match}}
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test5(1)
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; // expected-error {{expected ')'}}
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}
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// PR8394
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void test7() {
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({} // expected-note {{to match}}
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; // expected-error {{expected ')'}}
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}
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// PR16992
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struct pr16992 { int x; };
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void func_16992 () {
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int x1 = sizeof int; // expected-error {{expected parentheses around type name in sizeof expression}}
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int x2 = sizeof struct pr16992; // expected-error {{expected parentheses around type name in sizeof expression}}
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int x3 = __alignof int; // expected-error {{expected parentheses around type name in __alignof expression}}
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int x4 = _Alignof int; // expected-error {{expected parentheses around type name in _Alignof expression}}
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}
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void callee(double, double);
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void test8() {
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callee(foobar, // expected-error {{use of undeclared identifier 'foobar'}}
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fizbin); // expected-error {{use of undeclared identifier 'fizbin'}}
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}
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