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Motivate renumbering and avoid underflow.

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This commit is contained in:
Camille GILLOT 2023-10-16 18:24:30 +00:00
parent 02424e4bc5
commit c423305d41
1 changed files with 6 additions and 3 deletions
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9
src/tools/compiletest/src/runtest.rs
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@ -4258,7 +4258,9 @@ impl<'test> TestCx<'test> {
V0_BACK_REF_RE.replace_all(&normalized, V0_BACK_REF_PLACEHOLDER).into_owned();
}
// Normalize AllocId counter
// AllocId are numbered globally in a compilation session. This can lead to changes
// depending on the exact compilation flags and host architecture. Meanwhile, we want
// to keep them numbered, to see if the same id appears multiple times.
{
use std::fmt::Write;
@ -4276,8 +4278,9 @@ impl<'test> TestCx<'test> {
// Complete with filler `─` to preserve the pretty-print.
if let Some(tail) = caps.get(3) {
ret.push_str(tail.as_str());
let diff = caps.get(0).unwrap().as_str().len() - ret.len();
for _ in 0..diff {
let orig_len = caps.get(0).unwrap().as_str().len();
let ret_len = ret.len();
for _ in orig_len..ret_len {
ret.push('─');
}
}