...int add (int a, int b)';
}

// ...

auto ret = add(123, 456);



LMB




On Wed, Jul...

...due to code 'if (isref) ret_type = build_reference_type (ret_type);'.

there is the...

...d(4063,13): Error: cannot modify struct
ret._current Tuple!(immutable(ubyte), uint) with immutable...

...define zeroext i1 @_Z3fooi(i32 %a) #0 {
  ret i1 false
}
---
That is, the optimizer completely...

...a + 1);
}
---
produces
---
_D4test3fooFiZb:
    xorl    %eax, %eax
    ret
---
using the GDC 4.9.0 from...

...variable
...
call collect
...
ret # from main


collect:
...
push esi
...
pop esi
ret


Note the instance...

...ECX],EAX
                mov     EAX,-8[EBP]
                leave
                ret

It doesn't do it on Linux...

...4, i32 5, i32 6, i32 7]

define i32 @_D5immut3fooFNaNbZi() #0 {
endfor:
  ret i32 28
}

...Ayi6__initZ to %object.TypeInfo*)) #2
  %tmp28 = icmp ne i32 %tmp27, 0
  ret i1 %tmp28
}

...for brevity)
---
define { i64, i32* } @_D4test3fooFZyAi() #0 {
  ret { i64, i32* } { i64 4, i32* getelementptr inbounds...