rust/src/test/run-pass/morestack3.rs
2012-08-01 19:16:06 -07:00

42 lines
1.0 KiB
Rust

// Here we're testing that all of the argument registers, argument
// stack slots, and return value are preserved across split stacks.
fn getbig(a0: int,
a1: int,
a2: int,
a3: int,
a4: int,
a5: int,
a6: int,
a7: int,
a8: int,
a9: int) -> int {
assert a0 + 1 == a1;
assert a1 + 1 == a2;
assert a2 + 1 == a3;
assert a3 + 1 == a4;
assert a4 + 1 == a5;
assert a5 + 1 == a6;
assert a6 + 1 == a7;
assert a7 + 1 == a8;
assert a8 + 1 == a9;
if a0 != 0 {
let j = getbig(a0 - 1,
a1 - 1,
a2 - 1,
a3 - 1,
a4 - 1,
a5 - 1,
a6 - 1,
a7 - 1,
a8 - 1,
a9 - 1);
assert j == a0 - 1;
}
return a0;
}
fn main() {
let a = 10000;
getbig(a, a+1, a+2, a+3, a+4, a+5, a+6, a+7, a+8, a+9);
}