forked from OSchip/llvm-project
59 lines
2.6 KiB
C++
59 lines
2.6 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s
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void test() {
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int x;
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if (x) ++x;
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if (int x=0) ++x;
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typedef int arr[10];
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while (arr x=0) ; // expected-error {{an array type is not allowed here}} expected-error {{array initializer must be an initializer list}}
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while (int f()=0) ; // expected-error {{a function type is not allowed here}}
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struct S {} s;
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if (s) ++x; // expected-error {{value of type 'struct S' is not contextually convertible to 'bool'}}
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while (struct S x=s) ; // expected-error {{value of type 'struct S' is not contextually convertible to 'bool'}}
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do ; while (s); // expected-error {{value of type 'struct S' is not contextually convertible to 'bool'}}
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for (;s;) ; // expected-error {{value of type 'struct S' is not contextually convertible to 'bool'}}
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switch (s) {} // expected-error {{statement requires expression of integer type ('struct S' invalid)}}
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while (struct NewS *x=0) ;
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while (struct S {} *x=0) ; // expected-error {{types may not be defined in conditions}}
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while (struct {} *x=0) ; // expected-error {{types may not be defined in conditions}}
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switch (enum {E} x=0) ; // expected-error {{types may not be defined in conditions}} expected-error {{cannot initialize}} \
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// expected-warning{{enumeration value 'E' not handled in switch}}
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if (int x=0) { // expected-note 2 {{previous definition is here}}
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int x; // expected-error {{redefinition of 'x'}}
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}
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else
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int x; // expected-error {{redefinition of 'x'}}
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while (int x=0) int x; // expected-error {{redefinition of 'x'}} expected-note {{previous definition is here}}
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while (int x=0) { int x; } // expected-error {{redefinition of 'x'}} expected-note {{previous definition is here}}
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for (int x; int x=0; ) ; // expected-error {{redefinition of 'x'}} expected-note {{previous definition is here}}
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for (int x; ; ) int x; // expected-error {{redefinition of 'x'}} expected-note {{previous definition is here}}
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for (; int x=0; ) int x; // expected-error {{redefinition of 'x'}} expected-note {{previous definition is here}}
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for (; int x=0; ) { int x; } // expected-error {{redefinition of 'x'}} expected-note {{previous definition is here}}
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switch (int x=0) { default: int x; } // expected-error {{redefinition of 'x'}} expected-note {{previous definition is here}}
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}
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int* get_int_ptr();
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void test2() {
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float *ip;
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if (int *ip = ip) {
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}
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}
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// Make sure we do function/array decay.
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void test3() {
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if ("help")
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(void) 0;
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if (test3) // expected-warning {{address of function 'test3' will always evaluate to 'true'}}
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(void) 0;
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}
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void test4(bool (&x)(void)) {
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while (x);
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}
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