rust/tests/run-pass/backtrace-std.rs

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// normalize-stderr-test "at .*/(rust[^/]*|checkout)/library/" -> "at RUSTLIB/"
// normalize-stderr-test "RUSTLIB/(.*):\d+"-> "RUSTLIB/$1:LL"
// normalize-stderr-test "::<.*>" -> ""
// compile-flags: -Zmiri-disable-isolation
#![feature(backtrace)]
use std::backtrace::Backtrace;
#[inline(never)] fn func_a() -> Backtrace { func_b::<u8>() }
#[inline(never)] fn func_b<T>() -> Backtrace { func_c() }
macro_rules! invoke_func_d {
() => { func_d() }
}
#[inline(never)] fn func_c() -> Backtrace { invoke_func_d!() }
#[inline(never)] fn func_d() -> Backtrace { Backtrace::capture() }
fn main() {
eprint!("{}", func_a());
}