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[mac/arm] skip MappedMemoryTest that try to map w+x 

macOS/arm is w^x, so these tests don't work. Fixes these failures:

  LLVM-Unit :: Support/./SupportTests/AllocationTests/MappedMemoryTest.AllocAndRelease/5
  LLVM-Unit :: Support/./SupportTests/AllocationTests/MappedMemoryTest.AllocAndReleaseHuge/5
  LLVM-Unit :: Support/./SupportTests/AllocationTests/MappedMemoryTest.BasicWrite/5
  LLVM-Unit :: Support/./SupportTests/AllocationTests/MappedMemoryTest.DuplicateNear/5
  LLVM-Unit :: Support/./SupportTests/AllocationTests/MappedMemoryTest.EnabledWrite/3
  LLVM-Unit :: Support/./SupportTests/AllocationTests/MappedMemoryTest.EnabledWrite/4
  LLVM-Unit :: Support/./SupportTests/AllocationTests/MappedMemoryTest.EnabledWrite/5
  LLVM-Unit :: Support/./SupportTests/AllocationTests/MappedMemoryTest.MultipleAllocAndRelease/5
  LLVM-Unit :: Support/./SupportTests/AllocationTests/MappedMemoryTest.MultipleWrite/5
  LLVM-Unit :: Support/./SupportTests/AllocationTests/MappedMemoryTest.SuccessiveNear/5
  LLVM-Unit :: Support/./SupportTests/AllocationTests/MappedMemoryTest.UnalignedNear/5
  LLVM-Unit :: Support/./SupportTests/AllocationTests/MappedMemoryTest.ZeroNear/5
  LLVM-Unit :: Support/./SupportTests/AllocationTests/MappedMemoryTest.ZeroSizeNear/5

Part of PR46647.
This commit is contained in:
Nico Weber 2020-12-12 19:44:10 -05:00
parent 7977fee43c
commit eaa0982334
1 changed files with 2 additions and 0 deletions
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2
llvm/unittests/Support/MemoryTest.cpp
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@ -41,6 +41,8 @@ bool IsMPROTECT() {
err(EXIT_FAILURE, "sysctl");
return !!(paxflags & CTL_PROC_PAXFLAGS_MPROTECT);
#elif defined(__APPLE__) && defined(__aarch64__)
return true;
#else
return false;
#endif