Tests for compilation errors in trivial functions.
PASS: f1(0, 0) should be undefined and is.
PASS: f2(0, 0, 0) should be 0 and is.
Tests for compilation errors in trivial functions.
PASS: f1(0, 0) should be undefined and is.
PASS: f2(0, 0, 0) should be 0 and is.