llvm-project/clang/test/Analysis/copy-elision.mm

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// RUN: %clang_analyze_cc1 -analyzer-checker=core -fblocks -verify %s
// expected-no-diagnostics
namespace block_rvo_crash {
struct A {};
A getA();
void use(A a) {}
void foo() {
// This used to crash when finding construction context for getA()
// (which is use()'s argument due to RVO).
use(^{
return getA(); // no-crash
}());
}
} // namespace block_rvo_crash