gcc/testsuite/gdc.test/runnable_cxx/test22898.d

   1 // EXTRA_CPP_SOURCES: test22898.cpp
   2
   3 import core.stdc.config;
   4
   5 extern(C++):
   6
   7 version (OSX)
   8     version = Darwin;
   9 else version (iOS)
  10     version = Darwin;
  11 else version (TVOS)
  12     version = Darwin;
  13 else version (WatchOS)
  14     version = Darwin;
  15
  16 version (Darwin) { /* signed on ARM too */ } else
  17 {
  18     version (AArch64) version = UnsignedChar;
  19     version (ARM)     version = UnsignedChar;
  20     version (RISCV32) version = UnsignedChar;
  21     version (RISCV64) version = UnsignedChar;
  22     version (PPC)     version = UnsignedChar;
  23     version (PPC64)   version = UnsignedChar;
  24     version (S390)    version = UnsignedChar;
  25     version (SystemZ) version = UnsignedChar;
  26 }
  27
  28 version (UnsignedChar)
  29     enum __c_char : ubyte;
  30 else
  31     enum __c_char : byte;
  32
  33 int testCppCMangle (cpp_ulonglong, __c_char);
  34
  35 void main()
  36 {
  37     auto val = cast(cpp_ulonglong)18446744073709551488UL;
  38     auto ch = cast(__c_char)val;
  39     assert(testCppCMangle(val, ch) == cast(int)ch);
  40 }