Provide prototypes for IsNAN() wrapper.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14339 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/Support/MathExtras.h b/include/Support/MathExtras.h
index 1540de3fcab090928439876006aadfbf6f410f65..f99272282cedc8342c0f6e70c96f3cc3a2bcdc8e 100644 (file)
--- a/include/Support/MathExtras.h
+++ b/include/Support/MathExtras.h
@@ -39,6 +39,10 @@ inline bool isPowerOf2(int64_t C, unsigned &getPow) {
   return false;
 }
 
+// Platform-independent wrappers for the C99 isnan() function.
+int IsNAN (float f);
+int IsNAN (double d);
+
 } // End llvm namespace
 
 #endif

diff --git a/include/llvm/Support/MathExtras.h b/include/llvm/Support/MathExtras.h
index 1540de3fcab090928439876006aadfbf6f410f65..f99272282cedc8342c0f6e70c96f3cc3a2bcdc8e 100644 (file)
--- a/include/llvm/Support/MathExtras.h
+++ b/include/llvm/Support/MathExtras.h
@@ -39,6 +39,10 @@ inline bool isPowerOf2(int64_t C, unsigned &getPow) {
   return false;
 }
 
+// Platform-independent wrappers for the C99 isnan() function.
+int IsNAN (float f);
+int IsNAN (double d);
+
 } // End llvm namespace
 
 #endif