Spelling fixes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97454 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/unittests/Support/AllocatorTest.cpp b/unittests/Support/AllocatorTest.cpp
index 2a01f3a..6c0fca9 100644
--- a/unittests/Support/AllocatorTest.cpp
+++ b/unittests/Support/AllocatorTest.cpp
@@ -88,7 +88,7 @@
   Alloc.Allocate(4096 - sizeof(MemSlab), 0);
   EXPECT_EQ(1U, Alloc.GetNumSlabs());
 
-  // If we dont't allocate a new slab, then we will have overflowed.
+  // If we don't allocate a new slab, then we will have overflowed.
   Alloc.Allocate(1, 0);
   EXPECT_EQ(2U, Alloc.GetNumSlabs());
 }