[SPEC2006]### Assertion failure ../../../../osprey/ir_tools/whirl2llvm.cxx:2021: ### CastToTargetType: can't handle 16 type now

[zqb-all]

spec2k6 462.libquantum build fail.
one of the errors can be reproduce by the following code:

float _Complex  foo(float _Complex a)
{
  return a;
}

cmd

xcalcc -c a.c

error:

2023-10-28 15:37:20,705 - xcalcc - ERROR - !!! Log: (null) :Translating foo(0)


### Assertion failure ../../../../osprey/ir_tools/whirl2llvm.cxx:2021:
### CastToTargetType: can't handle 16 type now
### For a.O in foo (xcalcc:583)