From 2d86fea1445ece5c297099575ffa46a0e67f244d Mon Sep 17 00:00:00 2001 From: Steven Wu Date: Tue, 16 Sep 2025 10:21:05 -0700 Subject: [PATCH] =?UTF-8?q?[=F0=9D=98=80=F0=9D=97=BD=F0=9D=97=BF]=20initia?= =?UTF-8?q?l=20version?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Created using spr 1.3.6 --- llvm/lib/CAS/OnDiskCommon.cpp | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/llvm/lib/CAS/OnDiskCommon.cpp b/llvm/lib/CAS/OnDiskCommon.cpp index f7765c58944c5..25aa06bfe64da 100644 --- a/llvm/lib/CAS/OnDiskCommon.cpp +++ b/llvm/lib/CAS/OnDiskCommon.cpp @@ -105,7 +105,13 @@ Expected cas::ondisk::preallocateFileTail(int FD, size_t CurrentSize, return NewSize; #elif defined(__APPLE__) fstore_t FAlloc; - FAlloc.fst_flags = F_ALLOCATEALL | F_ALLOCATEPERSIST; + FAlloc.fst_flags = F_ALLOCATEALL; +#if defined(F_ALLOCATEPERSIST) && \ + defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && \ + __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 130000 + // F_ALLOCATEPERSIST is introduced in macOS 13. + FAlloc.fst_flags |= F_ALLOCATEPERSIST; +#endif FAlloc.fst_posmode = F_PEOFPOSMODE; FAlloc.fst_offset = 0; FAlloc.fst_length = NewSize - CurrentSize;