# RUN: %python -m artiq.compiler.typing %s >%t
def _gcd(a, b):
if a < 0:
a = -a
while a:
c = a
a = b % a
b = c
return b
# CHECK-L: _gcd:(a:int(width='a), b:int(width='a))->int(width='a)(10:int(width='a), 25:int(width='a)):int(width='a)
_gcd(10, 25)