IR: Avoid include in FMF header

diff --git a/llvm/include/llvm/IR/FMF.h b/llvm/include/llvm/IR/FMF.h
index a49feb5..99e9a24 100644 (file)
--- a/llvm/include/llvm/IR/FMF.h
+++ b/llvm/include/llvm/IR/FMF.h
@@ -13,9 +13,8 @@
 #ifndef LLVM_IR_FMF_H
 #define LLVM_IR_FMF_H
 
-#include "llvm/Support/raw_ostream.h"
-
 namespace llvm {
+class raw_ostream;
 
 /// Convenience struct for specifying and reasoning about fast-math flags.
 class FastMathFlags {