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docs: mention RUSTC_ICE=0 to suppress ICE file

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许杰友 Jieyou Xu (Joe) 2024-06-18 19:09:41 +01:00 committed by Boxy
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src/compiler-debugging.md
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@ -46,6 +46,12 @@ new-symbol-mangling = false
You will need to rebuild the compiler after changing any configuration option. 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 ## `-Z` flags
The compiler has a bunch of `-Z` flags. These are unstable flags that are only The compiler has a bunch of `-Z` flags. These are unstable flags that are only