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run full query stack print just when RUST_BACKTRACE is set

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hosseind75 2020-09-19 18:37:58 +04:30 • committed by hosseind88
parent 17eb8d8b34
commit 20ea9290ed
3 changed files with 15 additions and 5 deletions
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5
compiler/rustc_driver/src/lib.rs
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@ -1211,7 +1211,10 @@ pub fn report_ice(info: &panic::PanicInfo<'_>, bug_report_url: &str) {
handler.note_without_error(&note);
}
TyCtxt::try_print_query_stack(&handler, Some(2));
// If backtraces are enabled, also print the query stack
let backtrace = env::var_os("RUST_BACKTRACE").map(|x| &x != "0").unwrap_or(false);
TyCtxt::try_print_query_stack(&handler, Some(2), Some(backtrace));
#[cfg(windows)]
unsafe {