llvm-project/clang/test/Parser/statements.c

65 lines
1.4 KiB
C

// RUN: %clang_cc1 -fsyntax-only -verify %s -Wno-unreachable-code
void test1() {
{ ; { ;;}} ;;
}
void test2() {
if (0) { if (1) {} } else { }
do { } while (0);
while (0) while(0) do ; while(0);
for ((void)0;0;(void)0)
for (;;)
for ((void)9;0;(void)2)
;
for (int X = 0; 0; (void)0);
}
void test3() {
switch (0) {
case 4:
if (0) {
case 6: ;
}
default:
;
}
}
void test4() {
if (0); // expected-warning {{if statement has empty body}} expected-note {{put the semicolon on a separate line to silence this warning}}
int X; // declaration in a block.
foo: if (0); // expected-warning {{if statement has empty body}} expected-note {{put the semicolon on a separate line to silence this warning}}
}
typedef int t;
void test5() {
if (0); // expected-warning {{if statement has empty body}} expected-note {{put the semicolon on a separate line to silence this warning}}
t x = 0;
if (0); // expected-warning {{if statement has empty body}} expected-note {{put the semicolon on a separate line to silence this warning}}
}
void test6(void) {
do
. // expected-error {{expected expression}}
while (0);
}
int test7() {
return 4 // expected-error {{expected ';' after return statement}}
}
void test8() {
// Should not skip '}' and produce a "expected '}'" error.
undecl // expected-error {{use of undeclared identifier 'undecl'}}
}