SUSE-RU-2026:22176-1: important: Recommended update for gcc15

Tue Jun 23 16:39:48 UTC 2026

# Recommended update for gcc15

Announcement ID: SUSE-RU-2026:22176-1  
Release Date: 2026-06-19T14:14:03Z  
Rating: important  
References:

  * bsc#1252306
  * bsc#1253043
  * bsc#1257463
  * jsc#PED-15601

Affected Products:

  * SUSE Linux Enterprise Server 16.0
  * SUSE Linux Enterprise Server for SAP applications 16.0

An update that contains one feature and has three fixes can now be installed.

## Description:

This update for gcc15 fixes the following issues:

Changes in gcc15:

  * Update to GCC 15.3 release
  * Drop -fhardened from RPM_OPT_FLAGS
  * Avoid conflicts between %gcc_libc_bootstrap packages of different versions
    if update-alternatives are still in use (SLE 15 and older)
  * Allow conversions from time_t to/from uint32_t. Filter out -Wtime_t-
    conversion from flags to build D target library files.
  * SUSE-local -Wtime_t-conversion patch added. [jsc#PED-15601]
  * Fix for bogus expression simplification [bsc#1257463]
  * Enable the use of _dl_find_object even when not available at build time.
    [bsc#1253043]
  * Fix that cures a miscompile of libgo on arm. [bsc#1252306]
  * Fixes PR110812, Check availability of builtins at expand time

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * SUSE Linux Enterprise Server for SAP applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-964=1

  * SUSE Linux Enterprise Server 16.0  
    zypper in -t patch SUSE-SLES-16.0-964=1

## Package List:

  * SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
    * libgfortran5-debuginfo-15.3.0+git11272-160000.1.1
    * gcc15-debuginfo-15.3.0+git11272-160000.1.1
    * libatomic1-debuginfo-15.3.0+git11272-160000.1.1
    * gcc15-fortran-debuginfo-15.3.0+git11272-160000.1.1
    * libobjc4-15.3.0+git11272-160000.1.1
    * libgomp1-15.3.0+git11272-160000.1.1
    * libitm1-15.3.0+git11272-160000.1.1
    * libstdc++6-devel-gcc15-15.3.0+git11272-160000.1.1
    * gcc15-debugsource-15.3.0+git11272-160000.1.1
    * libtsan2-15.3.0+git11272-160000.1.1
    * gcc15-c++-15.3.0+git11272-160000.1.1
    * libgfortran5-15.3.0+git11272-160000.1.1
    * libubsan1-debuginfo-15.3.0+git11272-160000.1.1
    * libstdc++6-15.3.0+git11272-160000.1.1
    * libubsan1-15.3.0+git11272-160000.1.1
    * libstdc++6-locale-15.3.0+git11272-160000.1.1
    * libquadmath0-devel-gcc15-15.3.0+git11272-160000.1.1
    * cpp15-debuginfo-15.3.0+git11272-160000.1.1
    * libatomic1-15.3.0+git11272-160000.1.1
    * gcc15-15.3.0+git11272-160000.1.1
    * libasan8-15.3.0+git11272-160000.1.1
    * libgccjit0-15.3.0+git11272-160000.1.1
    * libquadmath0-15.3.0+git11272-160000.1.1
    * libquadmath0-debuginfo-15.3.0+git11272-160000.1.1
    * libgcc_s1-debuginfo-15.3.0+git11272-160000.1.1
    * libgccjit0-devel-gcc15-15.3.0+git11272-160000.1.1
    * libasan8-debuginfo-15.3.0+git11272-160000.1.1
    * gcc15-c++-debuginfo-15.3.0+git11272-160000.1.1
    * libgccjit0-debuginfo-15.3.0+git11272-160000.1.1
    * gcc15-locale-15.3.0+git11272-160000.1.1
    * libstdc++6-pp-15.3.0+git11272-160000.1.1
    * liblsan0-15.3.0+git11272-160000.1.1
    * liblsan0-debuginfo-15.3.0+git11272-160000.1.1
    * libgcc_s1-15.3.0+git11272-160000.1.1
    * libobjc4-debuginfo-15.3.0+git11272-160000.1.1
    * cpp15-15.3.0+git11272-160000.1.1
    * gcc15-PIE-15.3.0+git11272-160000.1.1
    * libtsan2-debuginfo-15.3.0+git11272-160000.1.1
    * gcc15-fortran-15.3.0+git11272-160000.1.1
    * libitm1-debuginfo-15.3.0+git11272-160000.1.1
    * libstdc++6-debuginfo-15.3.0+git11272-160000.1.1
    * libgomp1-debuginfo-15.3.0+git11272-160000.1.1
  * SUSE Linux Enterprise Server for SAP applications 16.0 (noarch)
    * gcc15-info-15.3.0+git11272-160000.1.1
  * SUSE Linux Enterprise Server for SAP applications 16.0 (x86_64)
    * libhwasan0-15.3.0+git11272-160000.1.1
    * libhwasan0-debuginfo-15.3.0+git11272-160000.1.1
  * SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    * libgfortran5-debuginfo-15.3.0+git11272-160000.1.1
    * gcc15-debuginfo-15.3.0+git11272-160000.1.1
    * libatomic1-debuginfo-15.3.0+git11272-160000.1.1
    * gcc15-fortran-debuginfo-15.3.0+git11272-160000.1.1
    * libobjc4-15.3.0+git11272-160000.1.1
    * libgomp1-15.3.0+git11272-160000.1.1
    * libitm1-15.3.0+git11272-160000.1.1
    * libstdc++6-devel-gcc15-15.3.0+git11272-160000.1.1
    * gcc15-debugsource-15.3.0+git11272-160000.1.1
    * libtsan2-15.3.0+git11272-160000.1.1
    * gcc15-c++-15.3.0+git11272-160000.1.1
    * libgfortran5-15.3.0+git11272-160000.1.1
    * libubsan1-debuginfo-15.3.0+git11272-160000.1.1
    * libstdc++6-15.3.0+git11272-160000.1.1
    * libubsan1-15.3.0+git11272-160000.1.1
    * libstdc++6-locale-15.3.0+git11272-160000.1.1
    * cpp15-debuginfo-15.3.0+git11272-160000.1.1
    * libatomic1-15.3.0+git11272-160000.1.1
    * gcc15-15.3.0+git11272-160000.1.1
    * libasan8-15.3.0+git11272-160000.1.1
    * libgccjit0-15.3.0+git11272-160000.1.1
    * libgcc_s1-debuginfo-15.3.0+git11272-160000.1.1
    * libgccjit0-devel-gcc15-15.3.0+git11272-160000.1.1
    * libasan8-debuginfo-15.3.0+git11272-160000.1.1
    * gcc15-c++-debuginfo-15.3.0+git11272-160000.1.1
    * libgccjit0-debuginfo-15.3.0+git11272-160000.1.1
    * gcc15-locale-15.3.0+git11272-160000.1.1
    * libstdc++6-pp-15.3.0+git11272-160000.1.1
    * liblsan0-15.3.0+git11272-160000.1.1
    * liblsan0-debuginfo-15.3.0+git11272-160000.1.1
    * libgcc_s1-15.3.0+git11272-160000.1.1
    * libobjc4-debuginfo-15.3.0+git11272-160000.1.1
    * cpp15-15.3.0+git11272-160000.1.1
    * gcc15-PIE-15.3.0+git11272-160000.1.1
    * libtsan2-debuginfo-15.3.0+git11272-160000.1.1
    * gcc15-fortran-15.3.0+git11272-160000.1.1
    * libitm1-debuginfo-15.3.0+git11272-160000.1.1
    * libstdc++6-debuginfo-15.3.0+git11272-160000.1.1
    * libgomp1-debuginfo-15.3.0+git11272-160000.1.1
  * SUSE Linux Enterprise Server 16.0 (noarch)
    * gcc15-info-15.3.0+git11272-160000.1.1
  * SUSE Linux Enterprise Server 16.0 (aarch64 x86_64)
    * libhwasan0-15.3.0+git11272-160000.1.1
    * libhwasan0-debuginfo-15.3.0+git11272-160000.1.1
  * SUSE Linux Enterprise Server 16.0 (ppc64le x86_64)
    * libquadmath0-devel-gcc15-15.3.0+git11272-160000.1.1
    * libquadmath0-debuginfo-15.3.0+git11272-160000.1.1
    * libquadmath0-15.3.0+git11272-160000.1.1

## References:

  * https://bugzilla.suse.com/show_bug.cgi?id=1252306
  * https://bugzilla.suse.com/show_bug.cgi?id=1253043
  * https://bugzilla.suse.com/show_bug.cgi?id=1257463
  * https://jira.suse.com/browse/PED-15601

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