[clang] [clang] Bind the __builtin_bit_cast operand as std::bit_cast binds its parameter (PR #231830)

[Eli Friedman via cfe-commits]

================
@@ -47,10 +47,10 @@ void h() {
 // CHECK-NEXT:  |     `-DeclRefExpr {{.+}} 'std::nullptr_t ()' lvalue Function {{.+}} 'g' 'std::nullptr_t ()'
 // CHECK-NEXT:  `-ImplicitCastExpr {{.+}} 'void *' <NullToPointer>
 // CHECK-NEXT:    `-BuiltinBitCastExpr {{.+}} 'std::nullptr_t' <LValueToRValueBitCast>
-// CHECK-NEXT:      `-MaterializeTemporaryExpr {{.+}} 'void *' xvalue
-// CHECK-NEXT:        `-CXXStaticCastExpr {{.+}} 'void *' static_cast<void *> <NoOp>
-// CHECK-NEXT:          `-ImplicitCastExpr {{.+}} 'void *' <BitCast> part_of_explicit_cast
-// CHECK-NEXT:            `-UnaryOperator {{.+}} 'int *' prefix '&' cannot overflow
-// CHECK-NEXT:              `-DeclRefExpr {{.+}} 'int' lvalue Var {{.+}} 'i' 'int'
+// CHECK-NEXT:      `-MaterializeTemporaryExpr {{.+}} 'void *const' lvalue
+// CHECK:               `-CXXStaticCastExpr {{.+}} 'void *' static_cast<void *> <NoOp>
----------------
efriedma-quic wrote:

Do we need to drop the -NEXT here?

https://github.com/llvm/llvm-project/pull/231830