bugprone-suspicious-semicolon-constexpr.cpp
637 Bytes
// RUN: %check_clang_tidy %s bugprone-suspicious-semicolon %t -- -- -std=c++17
void fail()
{
int x = 0;
if(x > 5); (void)x;
// CHECK-MESSAGES: :[[@LINE-1]]:12: warning: potentially unintended semicolon [bugprone-suspicious-semicolon]
// CHECK-FIXES: if(x > 5) (void)x;
}
template <int X>
int foo(int a) {
if constexpr(X > 0) {
return a;
}
return a + 1;
}
template <int X>
int foo2(int a) {
// FIXME: diagnose the case below. See https://reviews.llvm.org/D46234
// for details.
if constexpr(X > 0);
return a;
return a + 1;
}
int main(void) {
foo2<0>(1);
return foo<0>(1);
}