68 lines
2.1 KiB
C
68 lines
2.1 KiB
C
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// RUN: %clang_cc1 %s -verify -fsyntax-only -pedantic
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int test1() {
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typedef int x[test1()]; // vla
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static int y = sizeof(x); // expected-error {{not a compile-time constant}}
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}
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// PR2347
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void f (unsigned int m)
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{
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int e[2][m];
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e[0][0] = 0;
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}
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// PR3048
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int x = sizeof(struct{char qq[x];}); // expected-error {{fields must have a constant size}}
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// PR2352
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void f2(unsigned int m)
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{
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extern int e1[2][m]; // expected-error {{variable length array declaration can not have 'extern' linkage}}
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e1[0][0] = 0;
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}
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// PR2361
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int i;
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int c[][i]; // expected-error {{variably modified type declaration not allowed at file scope}}
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int d[i]; // expected-error {{variable length array declaration not allowed at file scope}}
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int (*e)[i]; // expected-error {{variably modified type declaration not allowed at file scope}}
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void f3()
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{
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static int a[i]; // expected-error {{variable length array declaration can not have 'static' storage duration}}
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extern int b[i]; // expected-error {{variable length array declaration can not have 'extern' linkage}}
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extern int (*c1)[i]; // expected-error {{variably modified type declaration can not have 'extern' linkage}}
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static int (*d)[i];
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}
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// PR3663
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static const unsigned array[((2 * (int)((((4) / 2) + 1.0/3.0) * (4) - 1e-8)) + 1)]; // expected-warning {{variable length array folded to constant array as an extension}}
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int a[*]; // expected-error {{star modifier used outside of function prototype}}
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int f4(int a[*][*]);
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// PR2044
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int pr2044(int b) {int (*c(void))[b];**c() = 2;} // expected-error {{variably modified type}}
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int pr2044b;
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int (*pr2044c(void))[pr2044b]; // expected-error {{variably modified type}}
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const int f5_ci = 1;
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void f5() { char a[][f5_ci] = {""}; } // expected-warning {{variable length array folded to constant array as an extension}}
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// PR5185
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void pr5185(int a[*]);
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void pr5185(int a[*]) // expected-error {{variable length array must be bound in function definition}}
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{
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}
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// Make sure this isn't treated as an error
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int TransformBug(int a) {
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return sizeof(*(int(*)[({ goto v; v: a;})]) 0); // expected-warning {{use of GNU statement expression extension}}
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}
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