clang/test/C/C11/n1514.c

   1 // RUN: %clang_cc1 -verify -std=c11 %s
   2 // expected-no-diagnostics
   3
   4 /* WG14 N1514: Yes
   5  * Conditional normative status for Annex G
   6  */
   7
   8 // We don't support Annex G (which introduces imaginary types), but support for
   9 // this annex is conditional in C11. So we can test for conformance to this
  10 // paper by ensuring we don't define the macro claiming we support Annex G.
  11
  12 #ifdef __STDC_IEC_559_COMPLEX__
  13 #error "when did this happen??"
  14 #endif