1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
| // RUN: %clang_cc1 %s -triple=i686-apple-darwin9 -verify -DVERIFY
// expected-no-diagnostics
#ifndef __has_feature
#error Should have __has_feature
#endif
#if __has_feature(something_we_dont_have)
#error Bad
#endif
#if !__has_builtin(__builtin_huge_val) || \
!__has_builtin(__builtin_shufflevector) || \
!__has_builtin(__builtin_convertvector) || \
!__has_builtin(__builtin_trap) || \
!__has_builtin(__c11_atomic_init) || \
!__has_builtin(__builtin_launder) || \
!__has_feature(attribute_analyzer_noreturn) || \
!__has_feature(attribute_overloadable)
#error Clang should have these
#endif
// These are technically implemented as keywords, but __has_builtin should
// still return true.
#if !__has_builtin(__builtin_LINE) || \
!__has_builtin(__builtin_FILE) || \
!__has_builtin(__builtin_FUNCTION) || \
!__has_builtin(__builtin_COLUMN) || \
!__has_builtin(__array_rank) || \
!__has_builtin(__underlying_type) || \
!__has_builtin(__is_trivial) || \
!__has_builtin(__has_unique_object_representations)
#error Clang should have these
#endif
// This is a C-only builtin.
#if __has_builtin(__builtin_types_compatible_p)
#error Clang should not have this in C++ mode
#endif
#if __has_builtin(__builtin_insanity)
#error Clang should not have this
#endif
|