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Fix ICE with --cap-lints=allow and -Zfuel=...=0

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This commit is contained in:
Fabian Wolff 2021-09-21 01:53:04 +02:00
parent 3bb9eecf07
commit 8c5bdb973a
2 changed files with 14 additions and 1 deletions
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7
compiler/rustc_session/src/session.rs
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@ -902,7 +902,12 @@ impl Session {
let mut fuel = self.optimization_fuel.lock();
ret = fuel.remaining != 0;
if fuel.remaining == 0 && !fuel.out_of_fuel {
self.warn(&format!("optimization-fuel-exhausted: {}", msg()));
if self.diagnostic().can_emit_warnings() {
// We only call `msg` in case we can actually emit warnings.
// Otherwise, this could cause a `delay_good_path_bug` to
// trigger (issue #79546).
self.warn(&format!("optimization-fuel-exhausted: {}", msg()));
}
fuel.out_of_fuel = true;
} else if fuel.remaining > 0 {
fuel.remaining -= 1;