[llvm] r355067 - Fix SupportTests.exe/AllocationTests/MappedMemoryTest.AllocAndReleaseHuge when the machine doesn't have large pages enabled.

[Alexandre Ganea via llvm-commits]

Author: aganea
Date: Wed Feb 27 19:42:07 2019
New Revision: 355067

URL: http://llvm.org/viewvc/llvm-project?rev=355067&view=rev
Log:
Fix SupportTests.exe/AllocationTests/MappedMemoryTest.AllocAndReleaseHuge when the machine doesn't have large pages enabled.

Modified:
    llvm/trunk/lib/Support/Windows/Memory.inc

Modified: llvm/trunk/lib/Support/Windows/Memory.inc
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Support/Windows/Memory.inc?rev=355067&r1=355066&r2=355067&view=diff
==============================================================================
--- llvm/trunk/lib/Support/Windows/Memory.inc (original)
+++ llvm/trunk/lib/Support/Windows/Memory.inc Wed Feb 27 19:42:07 2019
@@ -110,16 +110,16 @@ MemoryBlock Memory::allocateMappedMemory
     return MemoryBlock();
 
   static size_t DefaultGranularity = getAllocationGranularity();
-  static Optional<size_t> LargePageGranularity = enableProcessLargePages();
+  static size_t LargePageGranularity = enableProcessLargePages();
 
   DWORD AllocType = MEM_RESERVE | MEM_COMMIT;
   bool HugePages = false;
   size_t Granularity = DefaultGranularity;
 
-  if ((Flags & MF_HUGE_HINT) && LargePageGranularity.hasValue()) {
+  if ((Flags & MF_HUGE_HINT) && LargePageGranularity > 0) {
     AllocType |= MEM_LARGE_PAGES;
     HugePages = true;
-    Granularity = *LargePageGranularity;
+    Granularity = LargePageGranularity;
   }
 
   size_t NumBlocks = (NumBytes + Granularity - 1) / Granularity;