33 lines
774 B
C++
33 lines
774 B
C++
// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
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namespace StdExample {
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constexpr int f(void *) { return 0; }
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constexpr int f(...) { return 1; }
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constexpr int g1() { return f(0); }
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constexpr int g2(int n) { return f(n); }
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constexpr int g3(int n) { return f(n*0); }
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namespace N {
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constexpr int c = 5;
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constexpr int h() { return c; }
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}
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constexpr int c = 0;
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constexpr int g4() { return N::h(); }
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// FIXME: constexpr calls aren't recognized as ICEs yet, just as foldable.
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#define JOIN2(a, b) a ## b
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#define JOIN(a, b) JOIN2(a, b)
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#define CHECK(n, m) using JOIN(A, __LINE__) = int[n]; using JOIN(A, __LINE__) = int[m];
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CHECK(f(0), 0)
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CHECK(f('0'), 1)
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CHECK(g1(), 0)
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CHECK(g2(0), 1)
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CHECK(g2(1), 1)
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CHECK(g3(0), 1)
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CHECK(g3(1), 1)
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CHECK(N::h(), 5)
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CHECK(g4(), 5)
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}
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