Update OpenCL comments to mention spec section and version.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@178716 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaExpr.cpp b/lib/Sema/SemaExpr.cpp
index bcf5b78..76330f5 100644
--- a/lib/Sema/SemaExpr.cpp
+++ b/lib/Sema/SemaExpr.cpp
@@ -4915,7 +4915,7 @@
   // C99 6.5.15p2
   if (CondTy->isScalarType()) return false;
 
-  // OpenCL: Sec 6.3.i says the condition is allowed to be a vector or scalar.
+  // OpenCL v1.1 s6.3.i says the condition is allowed to be a vector or scalar.
   if (S.getLangOpts().OpenCL && CondTy->isVectorType())
     return false;
 
@@ -5176,9 +5176,9 @@
   if (LHSTy->isVectorType() || RHSTy->isVectorType())
     return CheckVectorOperands(LHS, RHS, QuestionLoc, /*isCompAssign*/false);
 
-  // OpenCL: If the condition is a vector, and both operands are scalar,
+  // If the condition is a vector, and both operands are scalar,
   // attempt to implicity convert them to the vector type to act like the
-  // built in select.
+  // built in select. (OpenCL v1.1 s6.3.i)
   if (getLangOpts().OpenCL && CondTy->isVectorType())
     if (checkConditionalConvertScalarsToVectors(*this, LHS, RHS, CondTy))
       return QualType();