Updates for regression tests.

regression-tests/test-results/clang-18-c++23-libcpp/pure2-assert-expected-not-null.cpp.output

@@ -1,27 +0,0 @@
-pure2-assert-expected-not-null.cpp2:7:22: error: expected '(' for function-style cast or type construction
-    7 |     std::expected<int,bool> ex {4}; 
-      |                   ~~~^
-pure2-assert-expected-not-null.cpp2:7:10: error: no member named 'expected' in namespace 'std'; did you mean 'unexpected'?
-    7 |     std::expected<int,bool> ex {4}; 
-      |     ~~~~~^~~~~~~~
-      |          unexpected
-/usr/bin/../lib/gcc/x86_64-linux-gnu/14/../../../../include/c++/14/exception:110:8: note: 'unexpected' declared here
-  110 |   void unexpected() __attribute__ ((__noreturn__,__cold__));
-      |        ^
-pure2-assert-expected-not-null.cpp2:9:193: error: use of undeclared identifier 'ex'
-    9 |     return *cpp2::impl::assert_not_null(cpp2::move(up)) + *cpp2::impl::assert_not_null(cpp2::move(sp)) + *cpp2::impl::assert_not_null(cpp2::move(op)) + *cpp2::impl::assert_not_null(cpp2::move(ex)); 
-      |                                                                                                                                                                                                 ^
-pure2-assert-expected-not-null.cpp2:14:22: error: expected '(' for function-style cast or type construction
-   14 |     std::expected<int,bool> ex {std::unexpected(false)}; 
-      |                   ~~~^
-pure2-assert-expected-not-null.cpp2:14:10: error: no member named 'expected' in namespace 'std'; did you mean 'unexpected'?
-   14 |     std::expected<int,bool> ex {std::unexpected(false)}; 
-      |     ~~~~~^~~~~~~~
-      |          unexpected
-/usr/bin/../lib/gcc/x86_64-linux-gnu/14/../../../../include/c++/14/exception:110:8: note: 'unexpected' declared here
-  110 |   void unexpected() __attribute__ ((__noreturn__,__cold__));
-      |        ^
-pure2-assert-expected-not-null.cpp2:15:52: error: use of undeclared identifier 'ex'
-   15 |     return *cpp2::impl::assert_not_null(cpp2::move(ex)); 
-      |                                                    ^
-6 errors generated.

regression-tests/test-results/msvc-2022-c++20/pure2-assert-expected-not-null.cpp.output

@@ -6,7 +6,7 @@ pure2-assert-expected-not-null.cpp2(7): error C2143: syntax error: missing ';' b
 pure2-assert-expected-not-null.cpp2(7): error C2143: syntax error: missing ';' before '}'
 pure2-assert-expected-not-null.cpp2(9): error C2065: 'ex': undeclared identifier
 pure2-assert-expected-not-null.cpp2(9): error C2672: 'cpp2::impl::assert_not_null': no matching overloaded function found
-D:␇\cppfront\cppfront\include\cpp2util.h(643): note: could be 'decltype(auto) cpp2::impl::assert_not_null(_T0 &&)'
+D:\cppfront\cppfront\include\cpp2util.h(643): note: could be 'decltype(auto) cpp2::impl::assert_not_null(_T0 &&)'
 pure2-assert-expected-not-null.cpp2(14): error C2039: 'expected': is not a member of 'std'
 predefined C++ types (compiler internal)(347): note: see declaration of 'std'
 pure2-assert-expected-not-null.cpp2(14): error C2062: type 'int' unexpected
@@ -19,4 +19,4 @@ pure2-assert-expected-not-null.cpp2(14): note: while trying to match the argumen
 pure2-assert-expected-not-null.cpp2(14): error C2143: syntax error: missing ';' before '}'
 pure2-assert-expected-not-null.cpp2(15): error C2065: 'ex': undeclared identifier
 pure2-assert-expected-not-null.cpp2(15): error C2672: 'cpp2::impl::assert_not_null': no matching overloaded function found
-D:␇\cppfront\cppfront\include\cpp2util.h(643): note: could be 'decltype(auto) cpp2::impl::assert_not_null(_T0 &&)'
+D:\cppfront\cppfront\include\cpp2util.h(643): note: could be 'decltype(auto) cpp2::impl::assert_not_null(_T0 &&)'