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Fix ICE in undocumented_unsafe_blocks

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This commit is contained in:
Takayuki Nakata 2021-10-28 22:10:59 +09:00
parent 73c026b73f
commit 35bf041c21
3 changed files with 19 additions and 2 deletions
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5
clippy_lints/src/undocumented_unsafe_blocks.rs
View file

@ -145,8 +145,9 @@ impl UndocumentedUnsafeBlocks {
let file_name = source_map.span_to_filename(between_span);
let source_file = source_map.get_source_file(&file_name)?;
let lex_start = (between_span.lo().0 + 1) as usize;
let src_str = source_file.src.as_ref()?[lex_start..between_span.hi().0 as usize].to_string();
let lex_start = (between_span.lo().0 - source_file.start_pos.0 + 1) as usize;
let lex_end = (between_span.hi().0 - source_file.start_pos.0) as usize;
let src_str = source_file.src.as_ref()?[lex_start..lex_end].to_string();
let mut pos = 0;
let mut comment = false;

1
tests/ui/crashes/ice-7868.rs
View file

@ -1,4 +1,5 @@
#![warn(clippy::undocumented_unsafe_blocks)]
#![allow(clippy::no_effect)]
#[path = "auxiliary/ice-7868-aux.rs"]
mod zero;

15
tests/ui/crashes/ice-7868.stderr Normal file
View file

@ -0,0 +1,15 @@
error: unsafe block missing a safety comment
--> $DIR/auxiliary/ice-7868-aux.rs:2:5
|
LL | unsafe { 0 };
| ^^^^^^^^^^^^
|
= note: `-D clippy::undocumented-unsafe-blocks` implied by `-D warnings`
help: consider adding a safety comment
|
LL ~ // Safety: ...
LL ~ unsafe { 0 };
|
error: aborting due to previous error