Aaron Puchert f5f965058a
Move interceptors for libresolv functions to MSan (#119071)
The functions are not relevant for most sanitizers and only required for
MSan to see which regions have been written to. This eliminates a link
dependency for all other sanitizers and fixes #59007: while `-lresolv`
had been added for the static runtime in 6dce56b2a308, it wasn't added
to the shared runtimes.

Instead of just moving the interceptors, we adapt them to MSan
conventions:
* We don't skip intercepting when `msan_init_is_running` is true, but
directly call ENSURE_MSAN_INITED() like most other interceptors. It
seems unlikely that these functions are called during initialization.
* We don't unpoison `errno`, because none of the functions is specified
to use it.
2024-12-09 22:03:03 +01:00
..

Compiler-RT
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This directory and its subdirectories contain source code for the compiler
support routines.

Compiler-RT is open source software. You may freely distribute it under the
terms of the license agreement found in LICENSE.txt.

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