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-rw-r--r--llvm/include/llvm/ADT/APFloat.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/include/llvm/ADT/APFloat.h b/llvm/include/llvm/ADT/APFloat.h
index 45daeca8e43..4d4ba8ffa17 100644
--- a/llvm/include/llvm/ADT/APFloat.h
+++ b/llvm/include/llvm/ADT/APFloat.h
@@ -642,6 +642,7 @@ private:
/// These additional declarations are required in order to compile LLVM with IBM
/// xlC compiler.
hash_code hash_value(const APFloat &Arg);
+int ilogb(const APFloat &Arg);
APFloat scalbn(APFloat X, int Exp, APFloat::roundingMode);
/// \brief Returns the absolute value of the argument.
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