Integrated: 8349140: Size optimization (opt-size) build fails after recent PCH changes

[Matthias Baesken]

On Tue, 4 Feb 2025 15:35:03 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

> When using the configure flag --enable-jvm-feature-opt-size (linux x86_64 opt build, gcc 11 devkit) we run into this error after the recent PCH related changes :
> 
> 
> cc1plus: error: /build_optsize/hotspot/variant-server/libjvm/objs/precompiled/precompiled.hpp.gch: not used because `__OPTIMIZE_SIZE__' not defined [-Werror=invalid-pch]
> 
> + exit 1
> gmake[3]: *** [lib/CompileJvm.gmk:170: /build_optsize/hotspot/variant-server/libjvm/objs/allocation.o] Error 1
> 
> 
> Please note that allocation.cpp is currently in the list of `OPT_SPEED_SRC` files (means - files to be optimized for speed even in case of SIZE optimization) :
> https://github.com/openjdk/jdk/blob/master/make/hotspot/lib/JvmFeatures.gmk#L196
> 
> Same issue can be observed on Windows x86_64 (VS2022 used).

This pull request has now been integrated.

Changeset: 3eb57f6d
Author:    Matthias Baesken <mbaesken at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/3eb57f6d46b4375cb02b575739a1c12f71e088cf
Stats:     18 lines in 1 file changed: 1 ins; 12 del; 5 mod

8349140: Size optimization (opt-size) build fails after recent PCH changes

Reviewed-by: jwaters, erikj, ihse

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PR: https://git.openjdk.org/jdk/pull/23442