Work around a circular dependency between IR and MC introduced in r362735

I replaced the circular library dependency with a forward declaration,
but it is only a workaround, not a real fix.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@362782 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/MC/MCSymbolXCOFF.h b/include/llvm/MC/MCSymbolXCOFF.h
index 033d3678e15defefbb21a8dea99f70f077654cd7..30cbf0b7893e36bb925ba1209ba71cfd80be00b5 100644 (file)
--- a/include/llvm/MC/MCSymbolXCOFF.h
+++ b/include/llvm/MC/MCSymbolXCOFF.h
@@ -10,10 +10,11 @@
 
 #include "llvm/BinaryFormat/XCOFF.h"
 #include "llvm/MC/MCSymbol.h"
-#include "llvm/IR/GlobalValue.h"
 
 namespace llvm {
 
+class GlobalValue;
+
 class MCSymbolXCOFF : public MCSymbol {
   // The IR symbol this MCSymbolXCOFF is based on. It is set on function
   // entry point symbols when they are the callee operand of a direct call