On Sat, 20 Jul 2024 00:20:19 GMT, Jiangli Zhou <jian...@openjdk.org> wrote:

> Please review this PR that strips the `.llvm_addrsig` section from JDK and 
> hotspot `.a` static libraries when building with clang. Please see 
> https://bugs.openjdk.org/browse/JDK-8336849 description for details.

make/common/native/Link.gmk line 114:

> 112:           # Linking with '-Wl,--icf=safe' using objects created by 'ld 
> -r' may not work
> 113:           # and could cause errors like the following:
> 114:           #   ld: --icf=safe conservatively ignores SHT_LLVM_ADDRSIG 
> [...] with sh_link=0 (likely created using objcopy or ld -r)

I'd recommend rephrasing the comment somewhat, like

Suggestion:

          # 'ld -r' might fail to update the .llvm_addrsig section, and this 
will cause subsequent
          # calls to lld to fail when linking with this library, so remove that 
section.


(adjust line lengths if > 80)

-------------

PR Review Comment: https://git.openjdk.org/jdk/pull/20265#discussion_r1707228847

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