212 lines
16 KiB
C++
212 lines
16 KiB
C++
// RUN: %clang_cc1 %s -fsyntax-only -verify
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enum Foo { FooA, FooB, FooC };
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enum Bar { BarD, BarE, BarF };
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enum { AnonAA = 42, AnonAB = 43 };
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enum { AnonBA = 44, AnonBB = 45 };
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namespace name1 {
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enum Foo {F1, F2, F3};
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enum Baz {B1, B2, B3};
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}
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namespace name2 {
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enum Baz {B1, B2, B3};
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}
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using name1::Baz;
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using name1::B1;
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using name2::B2;
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typedef name1::Foo oneFoo;
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typedef name1::Foo twoFoo;
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Foo getFoo();
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Bar getBar();
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void test () {
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Foo x = FooA;
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Bar y = BarD;
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Baz z = name1::B3;
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name1::Foo a;
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oneFoo b;
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twoFoo c;
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while (x == FooA);
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while (y == BarD);
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while (a == name1::F1);
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while (z == name1::B2);
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while (a == b);
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while (a == c);
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while (b == c);
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while (B1 == name1::B2);
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while (B2 == name2::B1);
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while (x == AnonAA); // expected-warning {{comparison of constant 'AnonAA' (42) with expression of type 'Foo' is always false}}
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while (AnonBB == y); // expected-warning {{comparison of constant 'AnonBB' (45) with expression of type 'Bar' is always false}}
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while (AnonAA == AnonAB);
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while (AnonAB == AnonBA);
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while (AnonBB == AnonAA);
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while ((x) == FooA);
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while ((y) == BarD);
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while ((a) == name1::F1);
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while (z == (name1::B2));
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while (a == (b));
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while (a == (c));
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while ((b) == (c));
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while ((B1) == (name1::B2));
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while ((B2) == (name2::B1));
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while (((x)) == FooA);
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while ((y) == (BarD));
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while ((a) == (name1::F1));
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while (z == (name1::B2));
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while ((a) == ((((b)))));
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while (((a)) == (c));
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while ((b) == (((c))));
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while ((((((B1))))) == (((name1::B2))));
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while (B2 == ((((((name2::B1)))))));
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while (B1 == B2); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}}
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while (name1::B2 == name2::B3); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}}
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while (z == name2::B2); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}}
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while (((((B1)))) == B2); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}}
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while (name1::B2 == (name2::B3)); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}}
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while (z == ((((name2::B2))))); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}}
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while ((((B1))) == (((B2)))); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}}
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while ((name1::B2) == (((name2::B3)))); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}}
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while ((((z))) == (name2::B2)); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}}
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while (x == a); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'name1::Foo')}}
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while (x == b); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'oneFoo' (aka 'name1::Foo'))}}
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while (x == c); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'twoFoo' (aka 'name1::Foo'))}}
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while (x == y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x != y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x >= y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x <= y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x > y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x < y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB == y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB != y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB >= y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB <= y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB > y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB < y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB == BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB != BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB >= BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB <= BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB > BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB < BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x == BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x != BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x >= BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x <= BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x > BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x < BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() == y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() != y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() >= y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() <= y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() > y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() < y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() == BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() != BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() >= BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() <= BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() > BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() < BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() == getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() != getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() >= getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() <= getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() > getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (getFoo() < getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB == getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB != getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB >= getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB <= getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB > getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (FooB < getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x == getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x != getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x >= getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x <= getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x > getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (x < getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}}
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while (y == x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y != x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y >= x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y <= x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y > x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y < x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y == FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y != FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y >= FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y <= FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y > FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y < FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD == FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD != FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD >= FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD <= FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD > FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD <FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD == x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD != x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD >= x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD <= x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD < x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD > x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y == getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y != getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y >= getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y <= getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y > getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (y < getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD == getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD != getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD >= getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD <= getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD > getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (BarD < getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() == getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() != getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() >= getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() <= getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() > getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() < getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() == FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() != FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() >= FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() <= FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() > FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() < FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() == x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() != x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() >= x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() <= x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() > x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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while (getBar() < x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}}
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}
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