[clang] [clang][bytecode] Reject invalid CXXNewExprs (PR #179629)

[Timm Baeder via cfe-commits]

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@@ -522,3 +522,5 @@ constexpr int intDestArray() {
 static_assert(intDestArray() == 0); // both-error {{not an integral constant expression}} \
                                     // both-note {{in call to}}
 
+constexpr void invalidDest() { new (undefinedfunction()) int; } // both-error {{use of undeclared identifier 'undefinedfunction'}}
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tbaederr wrote:

https://gcc.godbolt.org/z/G73649ne7 It's the same with the current interpreter, so yes.

https://github.com/llvm/llvm-project/pull/179629