[clang] [clang] assert fail when number of arguments in pack exceed implement… (PR #74220)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: None (wheatman)

<details>
<summary>Changes</summary>

…ation limit

---
Full diff: https://github.com/llvm/llvm-project/pull/74220.diff


1 Files Affected:

- (modified) clang/lib/AST/ExprCXX.cpp (+1) 


``````````diff
diff --git a/clang/lib/AST/ExprCXX.cpp b/clang/lib/AST/ExprCXX.cpp
index 83af7998f6833..5798321ea59f3 100644
--- a/clang/lib/AST/ExprCXX.cpp
+++ b/clang/lib/AST/ExprCXX.cpp
@@ -1681,6 +1681,7 @@ SubstNonTypeTemplateParmPackExpr::SubstNonTypeTemplateParmPackExpr(
       AssociatedDecl(AssociatedDecl), Arguments(ArgPack.pack_begin()),
       NumArguments(ArgPack.pack_size()), Index(Index), NameLoc(NameLoc) {
   assert(AssociatedDecl != nullptr);
+  assert(NumArguments == ArgPack.pack_size() && "number of arguments in a pack exceeded implementation limit");
   setDependence(ExprDependence::TypeValueInstantiation |
                 ExprDependence::UnexpandedPack);
 }

``````````

</details>


https://github.com/llvm/llvm-project/pull/74220