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author | Dennis Kobert <dennis@kobert.dev> | 2019-11-09 15:11:50 +0100 |
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committer | Dennis Kobert <dennis@kobert.dev> | 2019-11-09 15:11:50 +0100 |
commit | 26a7561196674b39f9adadcb374f36c503361adb (patch) | |
tree | 3031e026feae853f7c46b91975beaa4e20cf755c /kernel/tests/stack_overflow.rs | |
parent | b17a0a41bea7789178919f4a0999ea8519e1f897 (diff) |
Add basic tests
Diffstat (limited to 'kernel/tests/stack_overflow.rs')
-rw-r--r-- | kernel/tests/stack_overflow.rs | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/kernel/tests/stack_overflow.rs b/kernel/tests/stack_overflow.rs new file mode 100644 index 0000000..677a9e1 --- /dev/null +++ b/kernel/tests/stack_overflow.rs @@ -0,0 +1,37 @@ +#![no_main] +#![feature(compiler_builtins_lib)] +#![feature(custom_test_frameworks)] +#![feature(abi_x86_interrupt)] +#![feature(panic_info_message)] +#![test_runner(kernel::testing::serial_test_runner_panic)] +#![no_std] + +use core::fmt::Write; +use kernel; +use kernel::io::qemu; + +#[no_mangle] +extern "C" fn _start() -> ! { + kernel::init(); + _loop(0); + + loop {} +} + +fn _loop(i: u128) -> u128 { + if i > 1u128 << 83 { + return i; + } + let n = i; + let mut stdout = kernel::OStream::new(); + write!(&mut stdout, "{:x}", &n as *const u128 as u128).unwrap(); + _loop(i + 1) +} + +#[cfg(test)] +#[panic_handler] +#[no_mangle] +extern "C" fn panic_handler(info: &core::panic::PanicInfo) -> ! { + kernel::testing::serial_should_panic(info); + loop {} +} |