llvm-6502/test/CFrontend/2003-01-30-UnionInit.c

// RUN: %llvmgcc -S %s -o - | llvm-as -f -o /dev/null

// XFAIL: linux,sun,darwin

union foo {
  struct { char A, B; } X;
  int C;
};

union foo V = { {1, 2} };