promote-not: add test that distinguishes promotion from outer scope rule · rust-lang/rust@fb802f2 (original) (raw)

`@@ -38,6 +38,15 @@ LL | let _val: &'static _ = &(Cell::new(1), 2).1;

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`LL | };

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` | - temporary value is freed at the end of this statement

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`` +

error[E0493]: destructor of String cannot be evaluated at compile-time

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--> $DIR/promote-not.rs:47:14

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LL | let x = &String::new();

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| ^^^^^^^^^^^^^ the destructor for this type cannot be evaluated in constants

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...

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LL | };

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| - value is dropped here

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+

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`error[E0716]: temporary value dropped while borrowed

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` --> $DIR/promote-not.rs:21:32

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` |

`@@ -59,7 +68,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:47:29

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--> $DIR/promote-not.rs:56:29

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` |

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`LL | let _val: &'static _ = &(Cell::new(1), 2).0;

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` | ---------- ^^^^^^^^^^^^^^^^^ creates a temporary value which is freed while still in use

`@@ -70,7 +79,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:48:29

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--> $DIR/promote-not.rs:57:29

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` |

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`LL | let _val: &'static _ = &(Cell::new(1), 2).1;

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` | ---------- ^^^^^^^^^^^^^^^^^ creates a temporary value which is freed while still in use

`@@ -81,7 +90,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:51:29

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--> $DIR/promote-not.rs:60:29

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` |

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`LL | let _val: &'static _ = &(1/0);

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` | ---------- ^^^^^ creates a temporary value which is freed while still in use

`@@ -92,7 +101,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:52:29

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--> $DIR/promote-not.rs:61:29

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` |

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`LL | let _val: &'static _ = &(1/(1-1));

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` | ---------- ^^^^^^^^^ creates a temporary value which is freed while still in use

`@@ -103,7 +112,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:53:29

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--> $DIR/promote-not.rs:62:29

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` |

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`LL | let _val: &'static _ = &((1+1)/(1-1));

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` | ---------- ^^^^^^^^^^^^^ creates a temporary value which is freed while still in use

`@@ -114,7 +123,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:54:29

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--> $DIR/promote-not.rs:63:29

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` |

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`LL | let _val: &'static _ = &(i32::MIN/-1);

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` | ---------- ^^^^^^^^^^^^^ creates a temporary value which is freed while still in use

`@@ -125,7 +134,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:55:29

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--> $DIR/promote-not.rs:64:29

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` |

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`LL | let _val: &'static _ = &(i32::MIN/(0-1));

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` | ---------- ^^^^^^^^^^^^^^^^ creates a temporary value which is freed while still in use

`@@ -136,7 +145,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:56:29

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--> $DIR/promote-not.rs:65:29

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` |

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`LL | let _val: &'static _ = &(-128i8/-1);

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` | ---------- ^^^^^^^^^^^ creates a temporary value which is freed while still in use

`@@ -147,7 +156,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:57:29

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--> $DIR/promote-not.rs:66:29

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` |

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`LL | let _val: &'static _ = &(1%0);

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` | ---------- ^^^^^ creates a temporary value which is freed while still in use

`@@ -158,7 +167,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:58:29

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--> $DIR/promote-not.rs:67:29

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` |

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`LL | let _val: &'static _ = &(1%(1-1));

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` | ---------- ^^^^^^^^^ creates a temporary value which is freed while still in use

`@@ -169,7 +178,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:59:29

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--> $DIR/promote-not.rs:68:29

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` |

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`LL | let _val: &'static _ = &([1,2,3][4]+1);

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` | ---------- ^^^^^^^^^^^^^^ creates a temporary value which is freed while still in use

`@@ -180,7 +189,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:62:29

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--> $DIR/promote-not.rs:72:29

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` |

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`LL | let _val: &'static _ = &TEST_DROP;

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` | ---------- ^^^^^^^^^ creates a temporary value which is freed while still in use

`@@ -191,7 +200,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:64:29

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--> $DIR/promote-not.rs:74:29

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` |

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`LL | let _val: &'static _ = &&TEST_DROP;

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` | ---------- ^^^^^^^^^^ creates a temporary value which is freed while still in use

`@@ -202,7 +211,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:64:30

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--> $DIR/promote-not.rs:74:30

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` |

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`LL | let _val: &'static _ = &&TEST_DROP;

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` | ---------- ^^^^^^^^^ creates a temporary value which is freed while still in use

`@@ -213,7 +222,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:67:29

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--> $DIR/promote-not.rs:77:29

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` |

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`LL | let _val: &'static _ = &(&TEST_DROP,);

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` | ---------- ^^^^^^^^^^^^^ creates a temporary value which is freed while still in use

`@@ -224,7 +233,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:67:31

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--> $DIR/promote-not.rs:77:31

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` |

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`LL | let _val: &'static _ = &(&TEST_DROP,);

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` | ---------- ^^^^^^^^^ creates a temporary value which is freed while still in use

`@@ -235,7 +244,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:70:29

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--> $DIR/promote-not.rs:80:29

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` |

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`LL | let _val: &'static _ = &[&TEST_DROP; 1];

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` | ---------- ^^^^^^^^^^^^^^^ creates a temporary value which is freed while still in use

`@@ -246,7 +255,7 @@ LL | }

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` | - temporary value is freed at the end of this statement

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:70:31

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--> $DIR/promote-not.rs:80:31

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` |

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`LL | let _val: &'static _ = &[&TEST_DROP; 1];

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` | ---------- ^^^^^^^^^ - temporary value is freed at the end of this statement

`@@ -255,7 +264,7 @@ LL | let _val: &'static _ = &[&TEST_DROP; 1];

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`` | type annotation requires that borrow lasts for 'static

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`error[E0716]: temporary value dropped while borrowed

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--> $DIR/promote-not.rs:79:26

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--> $DIR/promote-not.rs:89:26

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` |

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`LL | let x: &'static _ = &UnionWithCell { f1: 0 };

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` | ---------- ^^^^^^^^^^^^^^^^^^^^^^^ creates a temporary value which is freed while still in use

`@@ -265,6 +274,7 @@ LL |

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`LL | }

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` | - temporary value is freed at the end of this statement

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error: aborting due to 25 previous errors

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error: aborting due to 26 previous errors

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`` -

For more information about this error, try rustc --explain E0716.

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Some errors have detailed explanations: E0493, E0716.

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`` +

For more information about an error, try rustc --explain E0493.