Update float-control.md (MicrosoftDocs#183)

Remove references to unsupported Itanium processor

Author: manbearian

docs/preprocessor/float-control.md

@@ -47,8 +47,6 @@ float_control( value,setting [push] | push | pop )
 #pragma float_control(except, off)  
 #pragma fenv_access(off)  
 #pragma float_control(precise, off)  
-// The following line is needed on Itanium processors  
-#pragma fp_contract(on)  
 ```  
 
  To go from fast model to a strict model with the `float_control` pragma, use the following code:  
@@ -57,8 +55,6 @@ float_control( value,setting [push] | push | pop )
 #pragma float_control(precise, on)  
 #pragma fenv_access(on)  
 #pragma float_control(except, on)  
-// The following line is needed on Itanium processors.  
-#pragma fp_contract(off)  
 ```  
 
  Other floating-point pragmas include:  
@@ -109,4 +105,4 @@ Pass
 ```  
 
 ## See Also  
- [Pragma Directives and the __Pragma Keyword](../preprocessor/pragma-directives-and-the-pragma-keyword.md)
+ [Pragma Directives and the __Pragma Keyword](../preprocessor/pragma-directives-and-the-pragma-keyword.md)