oren_ben_simhon added inline comments.

================
Comment at: lib/CodeGen/CGBuiltin.cpp:7526
+    llvm::Type *ResultType = ConvertType(E->getType());
+    Value *X = EmitScalarExpr(E->getArg(0));
+    llvm::Function *F = CGM.getIntrinsic(Intrinsic::ctpop, ResultType);
----------------
craig.topper wrote:
> I'm not sure what EmitScalarExpr does, but I got think its not right for a 
> vector argument.
Vector type is considered as scalar (single value) type from the emitter point 
of view.
See also: http://llvm.org/docs/LangRef.html#single-value-types



Repository:
  rL LLVM

https://reviews.llvm.org/D33170



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