Fix a bunch of typoes. NFC

llvm-svn: 328907
diff --git a/llvm/lib/Analysis/TargetLibraryInfo.cpp b/llvm/lib/Analysis/TargetLibraryInfo.cpp
index 8b9f2a2..87b4051 100644
--- a/llvm/lib/Analysis/TargetLibraryInfo.cpp
+++ b/llvm/lib/Analysis/TargetLibraryInfo.cpp
@@ -245,7 +245,7 @@
       TLI.setUnavailable(LibFunc_tanhf);
     }
 
-    // Win32 does *not* provide provide these functions, but they are
+    // Win32 does *not* provide these functions, but they are
     // generally available on POSIX-compliant systems:
     TLI.setUnavailable(LibFunc_access);
     TLI.setUnavailable(LibFunc_bcmp);