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improve dangling/oob errors and make them more uniform

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This commit is contained in:
Ralf Jung 2024-07-27 18:09:50 +02:00
parent 5b38b149dc
commit f8ebe8d783
75 changed files with 225 additions and 182 deletions
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27
compiler/rustc_const_eval/messages.ftl
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@ -45,9 +45,9 @@ const_eval_copy_nonoverlapping_overlapping =
`copy_nonoverlapping` called on overlapping ranges
const_eval_dangling_int_pointer =
{$bad_pointer_message}: {$pointer} is a dangling pointer (it has no provenance)
{$bad_pointer_message}: {const_eval_expected_inbounds_pointer}, but got {$pointer} which is a dangling pointer (it has no provenance)
const_eval_dangling_null_pointer =
{$bad_pointer_message}: null pointer is a dangling pointer (it has no provenance)
{$bad_pointer_message}: {const_eval_expected_inbounds_pointer}, but got a null pointer
const_eval_dangling_ptr_in_final = encountered dangling pointer in final value of {const_eval_intern_kind}
const_eval_dead_local =
@ -87,6 +87,13 @@ const_eval_error = {$error_kind ->
const_eval_exact_div_has_remainder =
exact_div: {$a} cannot be divided by {$b} without remainder
const_eval_expected_inbounds_pointer =
expected {$inbounds_size ->
[0] a pointer to some allocation
[1] a pointer to 1 byte of memory
*[x] a pointer to {$inbounds_size} bytes of memory
}
const_eval_extern_static =
cannot access extern static ({$did})
const_eval_extern_type_field = `extern type` field does not have a known offset
@ -265,10 +272,16 @@ const_eval_pointer_arithmetic_overflow =
overflowing in-bounds pointer arithmetic
const_eval_pointer_arithmetic_test = out-of-bounds pointer arithmetic
const_eval_pointer_out_of_bounds =
{$bad_pointer_message}: {$alloc_id} has size {$alloc_size}, so pointer to {$ptr_size} {$ptr_size ->
[1] byte
*[many] bytes
} starting at offset {$ptr_offset} is out-of-bounds
{$bad_pointer_message}: {const_eval_expected_inbounds_pointer}, but got {$pointer} {$ptr_offset_is_neg ->
[true] which points to before the beginning of the allocation
*[false] {$alloc_size_minus_ptr_offset ->
[0] which is at or beyond the end of the allocation of size {$alloc_size ->
[1] 1 byte
*[x] {$alloc_size} bytes
}
*[x] and there are only {$alloc_size_minus_ptr_offset} bytes starting at that pointer
}
}
const_eval_pointer_use_after_free =
{$bad_pointer_message}: {$alloc_id} has been freed, so this pointer is dangling
const_eval_ptr_as_bytes_1 =
@ -466,5 +479,3 @@ const_eval_write_through_immutable_pointer =
const_eval_write_to_read_only =
writing to {$allocation} which is read-only
const_eval_zst_pointer_out_of_bounds =
{$bad_pointer_message}: {$alloc_id} has size {$alloc_size}, so pointer at offset {$ptr_offset} is out-of-bounds