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Mention RUSTC_ICE=0 to suppress ICE file #1997

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Jun 18, 2024
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Mention RUSTC_ICE=0 to suppress ICE file #1997

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6 changes: 6 additions & 0 deletions src/compiler-debugging.md
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Expand Up @@ -46,6 +46,12 @@ new-symbol-mangling = false

You will need to rebuild the compiler after changing any configuration option.

## Suppressing the ICE file

By default, if rustc encounters an Internal Compiler Error (ICE) it will dump the ICE contents to an
ICE file within the current working directory named `rustc-ice-<timestamp>-<pid>.txt`. If this is
not desirable, you can prevent the ICE file from being created with `RUSTC_ICE=0`.

## `-Z` flags

The compiler has a bunch of `-Z` flags. These are unstable flags that are only
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