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// RUN: clang -fsyntax-only -verify %s
void test() {
int x;
if (x) ++x;
if (int x=0) ++x;
typedef int arr[10];
while (arr x=0) ; // expected-error {{an array type is not allowed here}} expected-error {{initialization with '{...}' expected for array}}
while (int f()=0) ; // expected-error {{a function type is not allowed here}}
struct S {} s;
if (s) ++x; // expected-error {{expression must have bool type (or be convertible to bool) ('struct S' invalid)}}
while (struct S x=s) ; // expected-error {{expression must have bool type (or be convertible to bool) ('struct S' invalid)}}
do ; while (s); // expected-error {{expression must have bool type (or be convertible to bool) ('struct S' invalid)}}
for (;s;) ; // expected-error {{expression must have bool type (or be convertible to bool) ('struct S' invalid)}}
switch (s) {} // expected-error {{statement requires expression of integer type ('struct S' invalid)}}
while (struct S {} x=0) ; // expected-error {{types may not be defined in conditions}} expected-error {{cannot initialize 'x' with an rvalue of type 'int'}} expected-error {{expression must have bool type}}
while (struct {} x=0) ; // expected-error {{types may not be defined in conditions}} expected-error {{cannot initialize 'x' with an rvalue of type 'int'}} expected-error {{expression must have bool type}}
switch (enum {E} x=0) ; // expected-error {{types may not be defined in conditions}} expected-error {{incompatible type}}
if (int x=0) { // expected-note {{previous definition is here}}
int x; // expected-error {{redefinition of 'x'}}
}
else
int x; // expected-error {{redefinition of 'x'}}
while (int x=0) int x; // expected-error {{redefinition of 'x'}} expected-note {{previous definition is here}}
while (int x=0) { int x; } // expected-error {{redefinition of 'x'}} expected-note {{previous definition is here}}
for (int x; int x=0; ) ; // expected-error {{redefinition of 'x'}} expected-note {{previous definition is here}}
for (int x; ; ) int x; // expected-error {{redefinition of 'x'}} expected-note {{previous definition is here}}
for (; int x=0; ) int x; // expected-error {{redefinition of 'x'}} expected-note {{previous definition is here}}
for (; int x=0; ) { int x; } // expected-error {{redefinition of 'x'}} expected-note {{previous definition is here}}
switch (int x=0) { default: int x; } // expected-error {{redefinition of 'x'}} expected-note {{previous definition is here}}
}
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