Fix a erroneous comment.

llvm-svn: 25894
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index 0a63cfa..1015f5e 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -219,7 +219,7 @@
     setOperationAction(ISD::FNEG , MVT::f64, Custom);
     setOperationAction(ISD::FNEG , MVT::f32, Custom);
 
-    // We don't support sin/cos/sqrt/fmod
+    // We don't support sin/cos/fmod
     setOperationAction(ISD::FSIN , MVT::f64, Expand);
     setOperationAction(ISD::FCOS , MVT::f64, Expand);
     setOperationAction(ISD::FREM , MVT::f64, Expand);