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Merge pull request #3923 from laytan/fix-off-by-one-in-queue-back

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Fix off-by-one in queue `back` and `back_ptr` procs
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Jeroen van Rijn
2024-07-14 16:09:16 +02:00
committed by GitHub
parent 3d38f14202 d90d7ed002
commit 76b0562acd
1 changed files with 2 additions and 2 deletions
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core/container/queue/queue.odin
+2 -2
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@@ -95,11 +95,11 @@ front_ptr :: proc(q: ^$Q/Queue($T)) -> ^T {
} }
back :: proc(q: ^$Q/Queue($T)) -> T { back :: proc(q: ^$Q/Queue($T)) -> T {
idx := (q.offset+uint(q.len))%builtin.len(q.data) idx := (q.offset+uint(q.len - 1))%builtin.len(q.data)
return q.data[idx] return q.data[idx]
} }
back_ptr :: proc(q: ^$Q/Queue($T)) -> ^T { back_ptr :: proc(q: ^$Q/Queue($T)) -> ^T {
idx := (q.offset+uint(q.len))%builtin.len(q.data) idx := (q.offset+uint(q.len - 1))%builtin.len(q.data)
return &q.data[idx] return &q.data[idx]
} }