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Add tests for the new panic_if_any_invalid, panic_if_zero_invalid intrinsics

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This commit is contained in:
Elichai Turkel 2020-03-11 16:02:49 +02:00
parent e81ebffa59
commit 2802c3cf0b
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GPG key ID: 9383CDE9E8E66A7F
2 changed files with 53 additions and 8 deletions
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39
tests/run-pass/panic/catch_panic.rs
View file

@ -69,10 +69,41 @@ fn main() {
// libcore panics from shims.
#[allow(deprecated, invalid_value)]
test(
Some("Attempted to instantiate uninhabited type !"),
|_old_val| unsafe { std::mem::uninitialized::<!>() },
);
{
test(
Some("attempted to instantiate uninhabited type !"),
|_old_val| unsafe { std::mem::uninitialized::<!>() },
);
test(
Some("attempted to zero-initialize type `!`, which is invalid"),
|_old_val| unsafe { std::mem::zeroed::<!>() },
);
test(
Some("attempted to leave type `fn()` uninitialized, which is invalid"),
|_old_val| unsafe { std::mem::uninitialized::<fn()>(); loop {} },
);
test(
Some("attempted to zero-initialize type `fn()`, which is invalid"),
|_old_val| unsafe { std::mem::zeroed::<fn()>(); loop {} },
);
test(
Some("attempted to leave type `*const dyn std::marker::Sync` uninitialized, which is invalid"),
|_old_val| unsafe { std::mem::uninitialized::<*const dyn Sync>(); loop {} },
);
test(
Some("attempted to zero-initialize type `*mut dyn std::marker::Sync`, which is invalid"),
|_old_val| unsafe { std::mem::zeroed::<*mut dyn Sync>(); loop {} },
);
test(
Some("attempted to leave type `&u8` uninitialized, which is invalid"),
|_old_val| unsafe { std::mem::uninitialized::<&u8>(); loop {} },
);
test(
Some("attempted to zero-initialize type `&u8`, which is invalid"),
|_old_val| unsafe { std::mem::zeroed::<&u8>(); loop {} },
);
}
test(
Some("align_offset: align is not a power-of-two"),
|_old_val| { (0usize as *const u8).align_offset(3); loop {} },

22
tests/run-pass/panic/catch_panic.stderr
View file

@ -16,13 +16,27 @@ thread 'main' panicked at 'index out of bounds: the len is 3 but the index is 4'
Caught panic message (String): index out of bounds: the len is 3 but the index is 4
thread 'main' panicked at 'attempt to divide by zero', $DIR/catch_panic.rs:67:33
Caught panic message (String): attempt to divide by zero
thread 'main' panicked at 'Attempted to instantiate uninhabited type !', $LOC
Caught panic message (String): Attempted to instantiate uninhabited type !
thread 'main' panicked at 'attempted to instantiate uninhabited type !', $LOC
Caught panic message (String): attempted to instantiate uninhabited type !
thread 'main' panicked at 'attempted to zero-initialize type `!`, which is invalid', $LOC
Caught panic message (String): attempted to zero-initialize type `!`, which is invalid
thread 'main' panicked at 'attempted to leave type `fn()` uninitialized, which is invalid', $LOC
Caught panic message (String): attempted to leave type `fn()` uninitialized, which is invalid
thread 'main' panicked at 'attempted to zero-initialize type `fn()`, which is invalid', $LOC
Caught panic message (String): attempted to zero-initialize type `fn()`, which is invalid
thread 'main' panicked at 'attempted to leave type `*const dyn std::marker::Sync` uninitialized, which is invalid', $LOC
Caught panic message (String): attempted to leave type `*const dyn std::marker::Sync` uninitialized, which is invalid
thread 'main' panicked at 'attempted to zero-initialize type `*mut dyn std::marker::Sync`, which is invalid', $LOC
Caught panic message (String): attempted to zero-initialize type `*mut dyn std::marker::Sync`, which is invalid
thread 'main' panicked at 'attempted to leave type `&u8` uninitialized, which is invalid', $LOC
Caught panic message (String): attempted to leave type `&u8` uninitialized, which is invalid
thread 'main' panicked at 'attempted to zero-initialize type `&u8`, which is invalid', $LOC
Caught panic message (String): attempted to zero-initialize type `&u8`, which is invalid
thread 'main' panicked at 'align_offset: align is not a power-of-two', $LOC
Caught panic message (String): align_offset: align is not a power-of-two
thread 'main' panicked at 'assertion failed: false', $DIR/catch_panic.rs:82:29
thread 'main' panicked at 'assertion failed: false', $DIR/catch_panic.rs:113:29
Caught panic message (&str): assertion failed: false
thread 'main' panicked at 'assertion failed: false', $DIR/catch_panic.rs:83:29
thread 'main' panicked at 'assertion failed: false', $DIR/catch_panic.rs:114:29
Caught panic message (&str): assertion failed: false
thread 'main' panicked at 'attempt to copy from unaligned or null pointer', $LOC
Caught panic message (String): attempt to copy from unaligned or null pointer