forked from OSchip/llvm-project
70 lines
2.1 KiB
C++
70 lines
2.1 KiB
C++
// RUN: %clang_cc1 %s -triple=i686-apple-darwin9 -verify -DVERIFY
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#ifndef __has_feature
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#error Should have __has_feature
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#endif
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#if __has_feature(something_we_dont_have)
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#error Bad
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#endif
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#if !__has_builtin(__builtin_huge_val) || \
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!__has_builtin(__builtin_shufflevector) || \
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!__has_builtin(__builtin_convertvector) || \
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!__has_builtin(__builtin_trap) || \
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!__has_builtin(__c11_atomic_init) || \
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!__has_builtin(__builtin_launder) || \
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!__has_feature(attribute_analyzer_noreturn) || \
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!__has_feature(attribute_overloadable)
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#error Clang should have these
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#endif
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// These are technically implemented as keywords, but __has_builtin should
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// still return true.
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#if !__has_builtin(__builtin_LINE) || \
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!__has_builtin(__builtin_FILE) || \
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!__has_builtin(__builtin_FUNCTION) || \
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!__has_builtin(__builtin_COLUMN) || \
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!__has_builtin(__array_rank) || \
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!__has_builtin(__underlying_type) || \
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!__has_builtin(__is_trivial) || \
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!__has_builtin(__is_same_as) || \
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!__has_builtin(__has_unique_object_representations)
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#error Clang should have these
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#endif
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// This is a C-only builtin.
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#if __has_builtin(__builtin_types_compatible_p)
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#error Clang should not have this in C++ mode
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#endif
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#if __has_builtin(__builtin_insanity)
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#error Clang should not have this
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#endif
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// Check __has_constexpr_builtin
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#if !__has_constexpr_builtin(__builtin_fmax) || \
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!__has_constexpr_builtin(__builtin_fmin)
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#error Clang should have these constexpr builtins
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#endif
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#if __has_constexpr_builtin(__builtin_cbrt)
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#error This builtin should not be constexpr in Clang
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#endif
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#if __has_constexpr_builtin(__builtin_insanity)
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#error This is not a builtin in Clang
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#endif
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// expected-error@+1 {{missing '(' after '__has_constexpr_builtin'}} expected-error@+1 {{expected value}}
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#if __has_constexpr_builtin
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#endif
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// expected-error@+1 {{builtin feature check macro requires a parenthesized identifier}}
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#if __has_constexpr_builtin("__builtin_fmax")
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#endif
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// expected-error@+1 {{too many arguments}}
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#if __has_constexpr_builtin(__builtin_fmax, __builtin_fmin)
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#endif
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