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authorStuart Cook <Zalathar@users.noreply.github.com>2025-07-31 15:42:00 +1000
committerGitHub <noreply@github.com>2025-07-31 15:42:00 +1000
commit5c123c25e36121730634aa59f8a66a5469d4d73f (patch)
tree61ca676c3d931b89e0c713d9d6a98a6566cc5f94 /tests/coverage/try-in-macro.bang.cov-map
parent8628b78f24c01026d01b82afd3ec91a2019fe647 (diff)
parent2e6f4a59226fd82c526df0f61fefc6fea44e7750 (diff)
downloadrust-5c123c25e36121730634aa59f8a66a5469d4d73f.tar.gz
rust-5c123c25e36121730634aa59f8a66a5469d4d73f.zip
Rollup merge of #144663 - Zalathar:empty-span, r=petrochenkov
coverage: Re-land "Enlarge empty spans during MIR instrumentation"

This allows us to assume that coverage spans will only be discarded during codegen in very unusual situations.

---

This seemingly-simple change has a rather messy history:
- rust-lang/rust#140847
- rust-lang/rust#141650
- rust-lang/rust#144298
- rust-lang/rust#144480

Since then, a number of related changes have landed that should make it reasonable to try again:
- rust-lang/rust#144530
- rust-lang/rust#144560
- rust-lang/rust#144616

In particular, we have multiple fixes/mitigations, and a confirmed regression test for the original bug that is not triggered by re-landing the changes in this PR.
Diffstat (limited to 'tests/coverage/try-in-macro.bang.cov-map')
-rw-r--r--tests/coverage/try-in-macro.bang.cov-map9
1 files changed, 0 insertions, 9 deletions
diff --git a/tests/coverage/try-in-macro.bang.cov-map b/tests/coverage/try-in-macro.bang.cov-map
index 80bd91a993c..1b6c97cf145 100644
--- a/tests/coverage/try-in-macro.bang.cov-map
+++ b/tests/coverage/try-in-macro.bang.cov-map
@@ -1,12 +1,3 @@
-Function name: <try_in_macro::MyEnum as try_in_macro::Arbitrary>::try_size_hint
-Raw bytes (9): 0x[01, 01, 00, 01, 00, 23, 1c, 00, 1d]
-Number of files: 1
-- file 0 => $DIR/try-in-macro.rs
-Number of expressions: 0
-Number of file 0 mappings: 1
-- Code(Zero) at (prev + 35, 28) to (start + 0, 29)
-Highest counter ID seen: (none)
-
 Function name: try_in_macro::main
 Raw bytes (19): 0x[01, 01, 00, 03, 01, 29, 01, 00, 0a, 01, 01, 05, 00, 1a, 01, 01, 01, 00, 02]
 Number of files: 1