[compiler-rt] [compiler-rt][rtsan] copy_file_range interception for Linux. (PR #129026)

[via llvm-commits]

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@@ -887,6 +887,17 @@ TEST_F(RtsanOpenedFileTest, FtruncateDiesWhenRealtime) {
   ExpectNonRealtimeSurvival(Func);
 }
 
+#if _FILE_OFFSET_BITS == 64 && SANITIZER_LINUX
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davidtrevelyan wrote:

This check doesn't match the check in the implementation - is `_FILE_OFFSET_BITS` needed here?

https://github.com/llvm/llvm-project/pull/129026