Fix uniform int distribution type

AntoinePrv · AntoinePrv · commit 441408df445b · 2026-06-23T16:34:02.000+02:00
diff --git a/cpp/src/arrow/util/rle_bitmap_test.cc b/cpp/src/arrow/util/rle_bitmap_test.cc
@@ -36,9 +36,9 @@ namespace {
 std::vector<uint8_t> MakeRandomBytes(size_t size, uint32_t seed = 56) {
   std::vector<uint8_t> bytes(size);
   std::minstd_rand gen(seed);
-  std::uniform_int_distribution<uint8_t> dist(0, 255);
+  std::uniform_int_distribution<int> dist(0, 255);  // no standard support for uint8_t
   for (auto& byte : bytes) {
-    byte = dist(gen);
+    byte = static_cast<uint8_t>(dist(gen));
   }
   return bytes;
 }

Original file line number	Diff line number	Diff line change
`@@ -36,9 +36,9 @@ namespace {`
`36`	`36`	`std::vector<uint8_t> MakeRandomBytes(size_t size, uint32_t seed = 56) {`
`37`	`37`	`std::vector<uint8_t> bytes(size);`
`38`	`38`	`std::minstd_rand gen(seed);`
`39`		`- std::uniform_int_distribution<uint8_t> dist(0, 255);`
	`39`	`+ std::uniform_int_distribution<int> dist(0, 255); // no standard support for uint8_t`
`40`	`40`	`for (auto& byte : bytes) {`
`41`		`- byte = dist(gen);`
	`41`	`+ byte = static_cast<uint8_t>(dist(gen));`
`42`	`42`	`}`
`43`	`43`	`return bytes;`
`44`	`44`	`}`