================
@@ -15884,6 +15884,58 @@ static bool checkBuiltinVectorMathMixedEnums(Sema &S,
Expr *LHS, Expr *RHS,
return false;
}
+/// Check if all arguments have the same type. If the types don't match, emit
an
+/// error message and return true. Otherwise return false.
+///
+/// For scalars we directly compare their unqualified types. But even if we
+/// compare unqualified vector types, a difference in qualifiers in the element
+/// types can make the vector types be considered not equal. For example,
+/// vector of 4 'const float' values vs vector of 4 'float' values.
+/// So we compare unqualified types of their elements and number of elements.
+/// See GitHub issue #155405.
+static bool checkBuiltinVectorMathArgTypes(Sema &SemaRef, unsigned NumArgs,
+ Expr *Args[]) {
+ assert(NumArgs > 0 && "Should have at least one argument.");
+
+ auto EmitError = [&](int I) {
----------------
tbaederr wrote:
```suggestion
auto EmitError = [&](unsigned I) {
```
https://github.com/llvm/llvm-project/pull/155620
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