1 files changed, 11 insertions, 0 deletions
diff --git a/contrib/llvm-project/clang/lib/Sema/SemaTemplateDeduction.cpp b/contrib/llvm-project/clang/lib/Sema/SemaTemplateDeduction.cpp
index 699e0985e595..015b0abaf0e5 100644
--- a/contrib/llvm-project/clang/lib/Sema/SemaTemplateDeduction.cpp
+++ b/contrib/llvm-project/clang/lib/Sema/SemaTemplateDeduction.cpp
@@ -4737,6 +4737,7 @@ namespace {
     QualType Replacement;
     bool ReplacementIsPack;
     bool UseTypeSugar;
+    using inherited = TreeTransform<SubstituteDeducedTypeTransform>;
 
   public:
     SubstituteDeducedTypeTransform(Sema &SemaRef, DependentAuto DA)
@@ -4797,6 +4798,16 @@ namespace {
       // Lambdas never need to be transformed.
       return E;
     }
+    bool TransformExceptionSpec(SourceLocation Loc,
+                                FunctionProtoType::ExceptionSpecInfo &ESI,
+                                SmallVectorImpl<QualType> &Exceptions,
+                                bool &Changed) {
+      if (ESI.Type == EST_Uninstantiated) {
+        ESI.instantiate();
+        Changed = true;
+      }
+      return inherited::TransformExceptionSpec(Loc, ESI, Exceptions, Changed);
+    }
 
     QualType Apply(TypeLoc TL) {
       // Create some scratch storage for the transformed type locations.