llvm-project/clang/test/SemaCXX/warn-shadow.cpp

84 lines
1.5 KiB
C++

// RUN: %clang_cc1 -verify -fsyntax-only -Wshadow %s
namespace {
int i; // expected-note {{previous declaration is here}}
}
namespace one {
namespace two {
int j; // expected-note {{previous declaration is here}}
}
}
namespace xx {
int m;
}
namespace yy {
int m;
}
using namespace one::two;
using namespace xx;
using namespace yy;
void foo() {
int i; // expected-warning {{declaration shadows a variable in namespace '(anonymous)'}}
int j; // expected-warning {{declaration shadows a variable in namespace 'one::two'}}
int m;
}
class A {
static int data; // expected-note {{previous declaration}}
int field; // expected-note {{previous declaration}}
void test() {
char *field; // expected-warning {{declaration shadows a field of 'A'}}
char *data; // expected-warning {{declaration shadows a static data member of 'A'}}
}
};
// TODO: this should warn, <rdar://problem/5018057>
class B : A {
int data;
static int field;
};
// rdar://8900456
namespace rdar8900456 {
struct Foo {
static void Baz();
private:
int Bar;
};
void Foo::Baz() {
double Bar = 12; // Don't warn.
}
}
// http://llvm.org/PR9160
namespace PR9160 {
struct V {
V(int);
};
struct S {
V v;
static void m() {
if (1) {
V v(0);
}
}
};
}
extern int bob; // expected-note {{previous declaration is here}}
// rdar://8883302
void rdar8883302() {
extern int bob; // don't warn for shadowing.
}
void test8() {
int bob; // expected-warning {{declaration shadows a variable in the global namespace}}
}