Fix typo

AntoinePrv · AntoinePrv · commit 3f187672ec65 · 2026-08-04T11:29:15.000+02:00
diff --git a/cpp/src/arrow/util/bitmap_ops.cc b/cpp/src/arrow/util/bitmap_ops.cc
@@ -235,7 +235,7 @@ void MapBitmapUnary(const uint8_t* data, int64_t offset, int64_t length,
       for (int64_t i = 0; i < num_bytes - 1; i++) {
         dest[i] = static_cast<uint8_t>(op(data[i]));
       }
-      last_data = ~data[num_bytes - 1];
+      last_data = op(data[num_bytes - 1]);
     }
 
     // Set last byte

Original file line number	Diff line number	Diff line change
`@@ -235,7 +235,7 @@ void MapBitmapUnary(const uint8_t* data, int64_t offset, int64_t length,`
`235`	`235`	`for (int64_t i = 0; i < num_bytes - 1; i++) {`
`236`	`236`	`dest[i] = static_cast<uint8_t>(op(data[i]));`
`237`	`237`	`}`
`238`		`- last_data = ~data[num_bytes - 1];`
	`238`	`+ last_data = op(data[num_bytes - 1]);`
`239`	`239`	`}`
`240`	`240`
`241`	`241`	`// Set last byte`