================
@@ -2318,6 +2318,67 @@ static bool BuiltinCountZeroBitsGeneric(Sema &S,
CallExpr *TheCall) {
return false;
}
+/// Checks that __builtin_stdc_rotate_{left,right} was called with two
+/// arguments, that the first argument is an unsigned integer type, and that
+/// the second argument is an integer type.
+static bool BuiltinRotateGeneric(Sema &S, CallExpr *TheCall) {
+ if (S.checkArgCount(TheCall, 2))
+ return true;
+
+ ExprResult Arg0Res = S.DefaultLvalueConversion(TheCall->getArg(0));
+ if (Arg0Res.isInvalid())
+ return true;
+
+ Expr *Arg0 = Arg0Res.get();
+ TheCall->setArg(0, Arg0);
+
+ QualType Arg0Ty = Arg0->getType();
+ if (!Arg0Ty->isUnsignedIntegerType()) {
+ ExprResult ConvArg0Res = S.PerformImplicitConversion(
+ TheCall->getArg(0), S.Context.UnsignedIntTy,
AssignmentAction::Passing);
----------------
chaitanyav wrote:
used PerformContextualImplicitConversion to allow for class/struct types with
conversion operators. Other types have to be explicitly casted.
https://github.com/llvm/llvm-project/pull/160259
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