Apparently a particular vendor compiler uses the struct/class tag to MANGLE

symbols with.  Therefore, if you do not use struct/class consistently, you can
get LINK ERRORS.  grr.

This fixes the link errors for libsupport and vmcore.

-Chris


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14070 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/Pass.h

@@ -38,7 +38,7 @@
 namespace llvm {
 
 class Value;
-class BasicBlock;
+struct BasicBlock;
 class Function;
 class Module;
 class AnalysisUsage;