[llvm-branch-commits] [clang] [clang] Finish implementation of P0522 (PR #96023)

[via llvm-branch-commits]

================
@@ -3351,14 +3416,18 @@ Sema::DeduceTemplateArgumentsFromType(TemplateDecl *TD, 
QualType FromType,
   if (Inst.isInvalid())
     return TemplateDeductionResult::InstantiationDepth;
 
-  if (Trap.hasErrorOccurred())
-    return TemplateDeductionResult::SubstitutionFailure;
-
   TemplateDeductionResult Result;
   runWithSufficientStackSpace(Info.getLocation(), [&] {
     Result = ::FinishTemplateArgumentDeduction(*this, TD, Deduced, Info);
   });
-  return Result;
+
+  if (Result != TemplateDeductionResult::Success)
+    return Result;
+
+  if (Trap.hasErrorOccurred())
+    return TemplateDeductionResult::SubstitutionFailure;
+
+  return TemplateDeductionResult::Success;
----------------
cor3ntin wrote:

Ditto

https://github.com/llvm/llvm-project/pull/96023
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