[svn r261] Fixed debug info for integer and floating local variables, can now be inspected in GDB. Did a lot of smaller cleans up here and there. Replaced more llvm::Foo with LLFoo for common stuff. Split up tollvm.cpp.

module bug11;

struct S
{
    int[4] arr;
}

S s=S([1,2,3,4]);

void main()
{
}