[clang] [C23] Implement WG14 N3037 (PR #132939)

[Shafik Yaghmour via cfe-commits]

================
@@ -156,11 +158,11 @@ struct StructuralEquivalenceTest : ::testing::Test {
     StructuralEquivalenceContext::NonEquivalentDeclSet NonEquivalentDecls01;
     StructuralEquivalenceContext::NonEquivalentDeclSet NonEquivalentDecls10;
     StructuralEquivalenceContext Ctx01(
-        *S0.Context, *S1.Context, NonEquivalentDecls01,
-        StructuralEquivalenceKind::Default, false, false);
+        S0.Context->getLangOpts(), *S0.Context, *S1.Context,
+        NonEquivalentDecls01, StructuralEquivalenceKind::Default, false, false);
     StructuralEquivalenceContext Ctx10(
-        *S1.Context, *S0.Context, NonEquivalentDecls10,
-        StructuralEquivalenceKind::Default, false, false);
+        S1.Context->getLangOpts(), *S1.Context, *S0.Context,
+        NonEquivalentDecls10, StructuralEquivalenceKind::Default, false, false);
----------------
shafik wrote:

```suggestion
        NonEquivalentDecls10, StructuralEquivalenceKind::Default, /*StrictTypeSpelling=*/false, /*Complain=*/false);
```

https://github.com/llvm/llvm-project/pull/132939