test/Preprocessor/feature_tests.c

   1 // RUN: clang-cc %s --triple=i686-apple-darwin9 &&
   2 // RUN: clang-cc %s -E --triple=i686-apple-darwin9
   3 #ifndef __has_feature
   4 #error Should have __has_feature
   5 #endif
   6
   7
   8 #if __has_feature(something_we_dont_have)
   9 #error Bad
  10 #endif
  11
  12 #if  !__has_builtin(__builtin_huge_val) || \
  13      !__has_builtin(__builtin_shufflevector) || \
  14      !__has_builtin(__builtin_trap) || \
  15      !__has_feature(attribute_analyzer_noreturn) || \
  16      !__has_feature(attribute_overloadable)
  17 #error Clang should have these
  18 #endif
  19
  20 #if __has_builtin(__builtin_insanity)
  21 #error Clang should not have this
  22 #endif
  23
  24
  25
  26 // Make sure we have x86 builtins only (forced with target triple).
  27
  28 #if !__has_builtin(__builtin_ia32_emms) || \
  29     __has_builtin(__builtin_altivec_abs_v4sf)
  30 #error Broken handling of target-specific builtins
  31 #endif