Re: RFR: 8375177: Gtest os_linux.decoder_get_source_info_valid_vm fails with -ffunction-sections

[David Holmes]

On Tue, 31 Mar 2026 15:06:18 GMT, Matthias Baesken <mbaes...@openjdk.org> wrote:

> When building a JVM with -ffunction-sections in the C/C++ compile flags, the 
> gtest os_linux.decoder_get_source_info_valid_vm fails and delivers another 
> result
> 
> 
> [ RUN ] os_linux.decoder_get_source_info_valid_vm
> test/hotspot/gtest/runtime/test_os_linux.cpp:404: Failure
> Expected equality of these values:
>   buf
>     Which is: "test_os_linux.cpp"
>   "jniCheck.hpp"
> 
> [ FAILED ] os_linux.decoder_get_source_info_valid_vm (20 ms)
> 
> 
> So for this compilation mode, it is probably better to avoid the check for 
> this specific header.

Can you set TraceDwarfLevel=4 to see what logging information is produced? That 
may shed some light.

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PR Comment: https://git.openjdk.org/jdk/pull/30516#issuecomment-4210892559