| // 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: {{incompatible type}} expected-error: {{expression must have bool type}} |
| while (struct {} x=0) ; // expected-error: {{types may not be defined in conditions}} expected-error: {{incompatible type}} expected-error: {{expression must have bool type}} |
| switch (enum {E} x=0) ; // expected-error: {{types may not be defined in conditions}} |
| |
| if (int x=0) { // expected-error: {{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-error: {{previous definition is here}} |
| while (int x=0) { int x; } // expected-error: {{redefinition of 'x'}} expected-error: {{previous definition is here}} |
| for (int x; int x=0; ) ; // expected-error: {{redefinition of 'x'}} expected-error: {{previous definition is here}} |
| for (int x; ; ) int x; // expected-error: {{redefinition of 'x'}} expected-error: {{previous definition is here}} |
| for (; int x=0; ) int x; // expected-error: {{redefinition of 'x'}} expected-error: {{previous definition is here}} |
| for (; int x=0; ) { int x; } // expected-error: {{redefinition of 'x'}} expected-error: {{previous definition is here}} |
| switch (int x=0) { default: int x; } // expected-error: {{redefinition of 'x'}} expected-error: {{previous definition is here}} |
| } |