clang/test/SemaCXX/ifunc-has-attribute.cpp

   1 // RUN: %clang_cc1 -emit-llvm-only -triple x86_64-linux-gnu -verify %s -DSUPPORTED=1
   2 // RUN: %clang_cc1 -emit-llvm-only -triple x86_64-apple-macosx -verify %s -DSUPPORTED=1
   3 // RUN: %clang_cc1 -emit-llvm-only -triple arm64-apple-macosx -verify %s -DSUPPORTED=1
   4 // RUN: %clang_cc1 -emit-llvm-only -triple x86_64-pc-win32 -verify %s -DNOT_SUPPORTED=1
   5
   6 // expected-no-diagnostics
   7
   8 #if __has_attribute(ifunc)
   9 #  if NOT_SUPPORTED
  10 #    error "ifunc appears to be supported on this platform, but shouldn't be"
  11 #  endif
  12 #else
  13 #  if SUPPORTED
  14 #    error "ifunc should be supported on this platform, but isn't"
  15 #  endif
  16 #endif