[clang-tools-extra] [clang-tidy] Fix a crash in bugprone-std-namespace-modification (PR #214704)

[Zeyi Xu via cfe-commits]

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@@ -0,0 +1,10 @@
+// RUN: %check_clang_tidy -std=c++20-or-later -expect-clang-tidy-error %s bugprone-std-namespace-modification %t
+
+template <class A, class B> struct O : A, B {};
+template <class T> void f() {
+  auto a = [](auto) {};
+  auto b = [](auto) -> decltype(({ })) {};
+  O(a, b)(T{});
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zeyi2 wrote:

Thanks!

https://github.com/llvm/llvm-project/pull/214704