RFR: 8324243: Fix GCC 14 build [v2]
Magnus Ihse Bursie
ihse at openjdk.org
Fri Feb 2 06:49:05 UTC 2024
On Fri, 2 Feb 2024 06:35:26 GMT, Sam James <duke at openjdk.org> wrote:
>> This fixes building with GCC 14:
>> * Cherry-pick a fix from Harfbuzz upstream
>> * Apply other `-Wcalloc-transposed-args` fixes to the JDK sources
>>
>> -Wcalloc-transposed-args errors out with GCC 14 as the OpenJDK build uses
>> -Werror.
>>
>> The calloc prototype is:
>>
>> void *calloc(size_t nmemb, size_t size);
>>
>>
>> So, just swap the number of members and size arguments to match the prototype, as
>> we're initialising 1 struct of size `sizeof(struct ...)`. GCC then sees we're not
>> doing anything wrong.
>
> Sam James has updated the pull request incrementally with three additional commits since the last revision:
>
> - fix whitespace
> - Revert "harfbuzz: Cherry-pick upstream fix for GCC 14"
>
> This reverts commit acdd606c5d818baa783c6529ea58e66a061ec64a.
> - Conditionally pass -Wno-transposed-calloc-args for bundled harfbuzz
Changes look good from a build perspective, but you need an ok from client as well for java.desktop changes.
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Marked as reviewed by ihse (Reviewer).
PR Review: https://git.openjdk.org/jdk/pull/17506#pullrequestreview-1858456679
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