================
@@ -0,0 +1,49 @@
+// RUN: %clang_cc1 -x c++ -std=c++11 -fblocks -fsyntax-only -verify %s
+// expected-no-diagnostics
+
+template <unsigned long long n>
+struct Sized {
+ char data[n];
+};
+
+template <typename T>
+int baz() {
+ static constexpr auto funcSize = sizeof(__func__);
+ static constexpr auto functionSize = sizeof(__FUNCTION__);
+ static constexpr auto prettySize = sizeof(__PRETTY_FUNCTION__);
+
+ auto lfunc = []() noexcept(sizeof(__func__) == funcSize) ->
Sized<sizeof(__func__)> { return {}; };
+ auto lfunction = []() noexcept(sizeof(__FUNCTION__) == functionSize) ->
Sized<sizeof(__FUNCTION__)> { return {}; };
+ auto lpretty = []() noexcept(sizeof(__PRETTY_FUNCTION__) == prettySize) ->
Sized<sizeof(__PRETTY_FUNCTION__)> { return {}; };
+
+ static_assert(sizeof(lfunc()) == 5, "baz");
+ static_assert(noexcept(lfunc()) == true, "noexcept");
+
+ static_assert(sizeof(lfunction()) == 5, "baz");
+ static_assert(noexcept(lfunction()) == true, "noexcept");
+
+ static_assert(sizeof(lpretty()) == 33, "int baz() [T = int]_block_invoke");
+ static_assert(noexcept(lpretty()) == true, "noexcept");
+
+ return 0;
+}
+
+int main() {
+ static constexpr auto funcSize = sizeof(__func__);
+ static constexpr auto functionSize = sizeof(__FUNCTION__);
+ static constexpr auto prettySize = sizeof(__PRETTY_FUNCTION__);
+
+ auto lfunc = []() noexcept(sizeof(__func__) == funcSize) ->
Sized<sizeof(__func__)> { return {}; };
+ auto lfunction = []() noexcept(sizeof(__FUNCTION__) == functionSize) ->
Sized<sizeof(__FUNCTION__)> { return {}; };
+ auto lpretty = []() noexcept(sizeof(__PRETTY_FUNCTION__) == prettySize) ->
Sized<sizeof(__PRETTY_FUNCTION__)> { return {}; };
+
+ static_assert(sizeof(lfunc()) == 5, "main");
+ static_assert(noexcept(lfunc()) == true, "noexcept");
+
+ static_assert(sizeof(lfunction()) == 5, "main");
+ static_assert(noexcept(lfunction()) == true, "noexcept");
+
+ static_assert(sizeof(lpretty()) == 11, "int main()");
+ static_assert(noexcept(lpretty()) == true, "noexcept");
+}
+
----------------
cor3ntin wrote:
Can you move that to test/SemaCXX/source_location.cpp in a GH122657 namespace?
https://github.com/llvm/llvm-project/pull/211811
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