RFR: 8334763: --enable-asan: assert(_thread->is_in_live_stack((address)this)) failed: not on stack? [v3]

[Thomas Stuefe]

On Mon, 24 Jun 2024 14:14:36 GMT, Jan Kratochvil <jkratochvil at openjdk.org> wrote:

>> make/autoconf/jdk-options.m4 line 448:
>> 
>>> 446:           if test "x$TOOLCHAIN_TYPE" = "xclang"; then
>>> 447:             ASAN_CFLAGS="$ASAN_CFLAGS -fsanitize-address-use-after-return=never"
>>> 448:           fi
>> 
>> Curious, the other ASAN options work across clang and GCC? Only use-after-return requires different flags for GCC and clang?
>
> Most of the options are compatible, for example these (a subset): `-fsanitize=undefined -fno-sanitize-recover=all -fsanitize=float-divide-by-zero -fsanitize=float-cast-overflow -fno-sanitize=null -fno-sanitize=alignment`
> But compile-time `use-after-return` setting is not. There are only 8 gcc `--param` `asan-*` keywords, I do not know why.

Curious. Thanks for the digging, Jan!

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PR Review Comment: https://git.openjdk.org/jdk/pull/19843#discussion_r1651122333