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[clang] Ensure pointers passed to runtime support functions are correctly signed #98276

Merged
merged 7 commits into from
Jul 17, 2024
Merged

[clang] Ensure pointers passed to runtime support functions are correctly signed #98276

merged 7 commits into from
Jul 17, 2024

Commits on Jul 10, 2024

  1. Sign function pointers passed to atexit and __cxa_atexit. 

    Patch by Akira Hatanaka.
    @rjmccall @ojhunt
    rjmccall authored and ojhunt committed Jul 10, 2024
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  2. Fix build and tests for upstream

    @ojhunt
    ojhunt committed Jul 10, 2024
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  3. [clang] Sign the dtor passed to __cxa_throw as a void(*)(void*) fptr. 

    __cxa_throw is declared to take its destructor as void (*)(void *). We
must match that if function pointers can be authenticated with
a discriminator based on their type.
    @ahmedbougacha @ojhunt
    ahmedbougacha authored and ojhunt committed Jul 10, 2024
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Commits on Jul 14, 2024

  1. Merge remote-tracking branch 'origin/llvm.org/main' into eng/ojhunt/c… 

    …xx-runtime-callback-function-ptrauth
    @ojhunt
    ojhunt committed Jul 14, 2024
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  2. Update test to include test for type discriminated function pointers

    @ojhunt
    ojhunt committed Jul 14, 2024
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Commits on Jul 16, 2024

  1. Merge remote-tracking branch 'origin/llvm.org/main' into eng/ojhunt/c… 

    …xx-runtime-callback-function-ptrauth
    @ojhunt
    ojhunt committed Jul 16, 2024
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  2. Address style comments

    @ojhunt
    ojhunt committed Jul 16, 2024
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