Chandler Carruth | 543cb65 | 2011-02-17 08:37:06 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 %s -fsyntax-only -verify |
| 2 | |
| 3 | enum Foo { FooA, FooB, FooC }; |
| 4 | enum Bar { BarD, BarE, BarF }; |
| 5 | enum { AnonAA = 42, AnonAB = 43 }; |
| 6 | enum { AnonBA = 44, AnonBB = 45 }; |
| 7 | |
| 8 | namespace name1 { |
| 9 | enum Foo {F1, F2, F3}; |
| 10 | enum Baz {B1, B2, B3}; |
| 11 | } |
| 12 | |
| 13 | namespace name2 { |
| 14 | enum Baz {B1, B2, B3}; |
| 15 | } |
| 16 | |
| 17 | using name1::Baz; |
| 18 | using name1::B1; |
| 19 | using name2::B2; |
| 20 | typedef name1::Foo oneFoo; |
| 21 | typedef name1::Foo twoFoo; |
| 22 | Foo getFoo(); |
| 23 | Bar getBar(); |
| 24 | |
| 25 | void test () { |
| 26 | Foo x = FooA; |
| 27 | Bar y = BarD; |
| 28 | Baz z = name1::B3; |
| 29 | name1::Foo a; |
| 30 | oneFoo b; |
| 31 | twoFoo c; |
| 32 | |
| 33 | while (x == FooA); |
| 34 | while (y == BarD); |
| 35 | while (a == name1::F1); |
| 36 | while (z == name1::B2); |
| 37 | while (a == b); |
| 38 | while (a == c); |
| 39 | while (b == c); |
| 40 | while (B1 == name1::B2); |
| 41 | while (B2 == name2::B1); |
Ted Kremenek | 7adf3a9 | 2013-03-15 21:50:10 +0000 | [diff] [blame] | 42 | while (x == AnonAA); // expected-warning {{comparison of constant 'AnonAA' (42) with expression of type 'Foo' is always false}} |
| 43 | while (AnonBB == y); // expected-warning {{comparison of constant 'AnonBB' (45) with expression of type 'Bar' is always false}} |
Chandler Carruth | 543cb65 | 2011-02-17 08:37:06 +0000 | [diff] [blame] | 44 | while (AnonAA == AnonAB); |
| 45 | while (AnonAB == AnonBA); |
| 46 | while (AnonBB == AnonAA); |
| 47 | |
| 48 | while ((x) == FooA); |
| 49 | while ((y) == BarD); |
| 50 | while ((a) == name1::F1); |
| 51 | while (z == (name1::B2)); |
| 52 | while (a == (b)); |
| 53 | while (a == (c)); |
| 54 | while ((b) == (c)); |
| 55 | while ((B1) == (name1::B2)); |
| 56 | while ((B2) == (name2::B1)); |
| 57 | |
| 58 | while (((x)) == FooA); |
| 59 | while ((y) == (BarD)); |
| 60 | while ((a) == (name1::F1)); |
| 61 | while (z == (name1::B2)); |
| 62 | while ((a) == ((((b))))); |
| 63 | while (((a)) == (c)); |
| 64 | while ((b) == (((c)))); |
| 65 | while ((((((B1))))) == (((name1::B2)))); |
| 66 | while (B2 == ((((((name2::B1))))))); |
| 67 | |
| 68 | while (B1 == B2); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}} |
| 69 | while (name1::B2 == name2::B3); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}} |
| 70 | while (z == name2::B2); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}} |
| 71 | |
| 72 | while (((((B1)))) == B2); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}} |
| 73 | while (name1::B2 == (name2::B3)); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}} |
| 74 | while (z == ((((name2::B2))))); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}} |
| 75 | |
| 76 | while ((((B1))) == (((B2)))); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}} |
| 77 | while ((name1::B2) == (((name2::B3)))); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}} |
| 78 | while ((((z))) == (name2::B2)); // expected-warning {{comparison of two values with different enumeration types ('name1::Baz' and 'name2::Baz')}} |
| 79 | |
| 80 | while (x == a); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'name1::Foo')}} |
| 81 | while (x == b); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'oneFoo' (aka 'name1::Foo'))}} |
| 82 | while (x == c); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'twoFoo' (aka 'name1::Foo'))}} |
| 83 | |
| 84 | while (x == y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 85 | while (x != y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 86 | while (x >= y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 87 | while (x <= y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 88 | while (x > y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 89 | while (x < y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 90 | |
| 91 | while (FooB == y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 92 | while (FooB != y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 93 | while (FooB >= y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 94 | while (FooB <= y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 95 | while (FooB > y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 96 | while (FooB < y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 97 | |
| 98 | while (FooB == BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 99 | while (FooB != BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 100 | while (FooB >= BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 101 | while (FooB <= BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 102 | while (FooB > BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 103 | while (FooB < BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 104 | |
| 105 | while (x == BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 106 | while (x != BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 107 | while (x >= BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 108 | while (x <= BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 109 | while (x > BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 110 | while (x < BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 111 | |
| 112 | while (getFoo() == y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 113 | while (getFoo() != y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 114 | while (getFoo() >= y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 115 | while (getFoo() <= y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 116 | while (getFoo() > y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 117 | while (getFoo() < y); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 118 | |
| 119 | while (getFoo() == BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 120 | while (getFoo() != BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 121 | while (getFoo() >= BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 122 | while (getFoo() <= BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 123 | while (getFoo() > BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 124 | while (getFoo() < BarD); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 125 | |
| 126 | while (getFoo() == getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 127 | while (getFoo() != getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 128 | while (getFoo() >= getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 129 | while (getFoo() <= getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 130 | while (getFoo() > getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 131 | while (getFoo() < getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 132 | |
| 133 | while (FooB == getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 134 | while (FooB != getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 135 | while (FooB >= getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 136 | while (FooB <= getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 137 | while (FooB > getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 138 | while (FooB < getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 139 | |
| 140 | while (x == getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 141 | while (x != getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 142 | while (x >= getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 143 | while (x <= getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 144 | while (x > getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 145 | while (x < getBar()); // expected-warning {{comparison of two values with different enumeration types ('Foo' and 'Bar')}} |
| 146 | |
| 147 | |
| 148 | |
| 149 | while (y == x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 150 | while (y != x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 151 | while (y >= x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 152 | while (y <= x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 153 | while (y > x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 154 | while (y < x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 155 | |
| 156 | while (y == FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 157 | while (y != FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 158 | while (y >= FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 159 | while (y <= FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 160 | while (y > FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 161 | while (y < FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 162 | |
| 163 | while (BarD == FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 164 | while (BarD != FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 165 | while (BarD >= FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 166 | while (BarD <= FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 167 | while (BarD > FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 168 | while (BarD <FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 169 | |
| 170 | while (BarD == x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 171 | while (BarD != x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 172 | while (BarD >= x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 173 | while (BarD <= x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 174 | while (BarD < x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 175 | while (BarD > x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 176 | |
| 177 | while (y == getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 178 | while (y != getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 179 | while (y >= getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 180 | while (y <= getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 181 | while (y > getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 182 | while (y < getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 183 | |
| 184 | while (BarD == getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 185 | while (BarD != getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 186 | while (BarD >= getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 187 | while (BarD <= getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 188 | while (BarD > getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 189 | while (BarD < getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 190 | |
| 191 | while (getBar() == getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 192 | while (getBar() != getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 193 | while (getBar() >= getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 194 | while (getBar() <= getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 195 | while (getBar() > getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 196 | while (getBar() < getFoo()); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 197 | |
| 198 | while (getBar() == FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 199 | while (getBar() != FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 200 | while (getBar() >= FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 201 | while (getBar() <= FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 202 | while (getBar() > FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 203 | while (getBar() < FooB); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 204 | |
| 205 | while (getBar() == x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 206 | while (getBar() != x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 207 | while (getBar() >= x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 208 | while (getBar() <= x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 209 | while (getBar() > x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 210 | while (getBar() < x); // expected-warning {{comparison of two values with different enumeration types ('Bar' and 'Foo')}} |
| 211 | |
| 212 | } |