fix memrchr in miri #52854
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fix memrchr in miri #52854
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r? @aidanhs (rust_highfive has picked a reviewer for you, use r? to override) |
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r? @Kimundi (who reviewed my previous PR) |
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@bors: r+ |
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📌 Commit 6d5694a has been approved by |
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Mark-Simulacrum
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fix memrchr in miri The previous PR rust-lang#52744 was not enough because it assumed that the split between the `mid` and `end` parts returned by `align_to` was aligned. But really the only guarantee we have is that the `mid` part is aligned, so make use of that.
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fix memrchr in miri The previous PR rust-lang#52744 was not enough because it assumed that the split between the `mid` and `end` parts returned by `align_to` was aligned. But really the only guarantee we have is that the `mid` part is aligned, so make use of that.
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Rollup of 15 pull requests Successful merges: - #52793 (Add test for NLL: unexpected "free region `` does not outlive" error ) - #52799 (Use BitVector for global sets of AttrId) - #52809 (Add test for unexpected region for local data ReStatic) - #52834 ([NLL] Allow conflicting borrows of promoted length zero arrays) - #52835 (Fix Alias intra doc ICE) - #52854 (fix memrchr in miri) - #52899 (tests/ui: Add missing mips{64} ignores) - #52908 (Use SetLenOnDrop in Vec::truncate()) - #52915 (Don't count MIR locals as borrowed after StorageDead when finding locals live across a yield terminator) - #52926 (rustc: Trim down the `rust_2018_idioms` lint group) - #52930 (rustc_resolve: record single-segment extern crate import resolutions.) - #52939 (Make io::Read::read_to_end consider io::Take::limit) - #52942 (Another SmallVec.extend optimization) - #52947 (1.27 actually added the `armv5te-unknown-linux-musleabi` target) - #52954 (async can begin expressions) Failed merges: r? @ghost
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The previous PR #52744 was not enough because it assumed that the split between the
midandendparts returned byalign_towas aligned. But really the only guarantee we have is that themidpart is aligned, so make use of that.