llvm-project

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// RUN: %clang_cc1 -fsyntax-only -verify %s
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template<typename T=int> struct S {};
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template<typename> void f();
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void foo(void) {
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  foo<<<1;      // expected-error {{expected '>>>'}} expected-note {{to match this '<<<'}}
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  foo<<<1,1>>>; // expected-error {{expected '('}}
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  foo<<<>>>();  // expected-error {{expected expression}}
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  S<S<S<int>>> s;
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  S<S<S<>>> s1;
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  (void)(&f<S<S<int>>>==0);
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  (void)(&f<S<S<>>>==0);
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}
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