{"id":2231961,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2231961/?format=json","web_url":"http://patchwork.ozlabs.org/project/buildroot/patch/20260501171432.1701736-1-bernd@kuhls.net/","project":{"id":27,"url":"http://patchwork.ozlabs.org/api/1.1/projects/27/?format=json","name":"Buildroot development","link_name":"buildroot","list_id":"buildroot.buildroot.org","list_email":"buildroot@buildroot.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260501171432.1701736-1-bernd@kuhls.net>","date":"2026-05-01T17:14:32","name":"[1/1] package/glibc: add upstream patch to fix build error with glibc 2.43","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"f067bfe9dd744b1aadb9599ae337176d23021df3","submitter":{"id":86624,"url":"http://patchwork.ozlabs.org/api/1.1/people/86624/?format=json","name":"Bernd Kuhls","email":"bernd@kuhls.net"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/buildroot/patch/20260501171432.1701736-1-bernd@kuhls.net/mbox/","series":[{"id":502487,"url":"http://patchwork.ozlabs.org/api/1.1/series/502487/?format=json","web_url":"http://patchwork.ozlabs.org/project/buildroot/list/?series=502487","date":"2026-05-01T17:14:32","name":"[1/1] package/glibc: add upstream patch to fix build error with glibc 2.43","version":1,"mbox":"http://patchwork.ozlabs.org/series/502487/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2231961/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2231961/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":["incoming-buildroot@patchwork.ozlabs.org","buildroot@buildroot.org"],"Delivered-To":["patchwork-incoming-buildroot@legolas.ozlabs.org","buildroot@buildroot.org"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=buildroot.org header.i=@buildroot.org\n header.a=rsa-sha256 header.s=default header.b=nVMcc18U;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=buildroot.org\n (client-ip=2605:bc80:3010::138; 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charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"buildroot-bounces@buildroot.org","Sender":"\"buildroot\" "},"content":"Seen with this defconfig\n\nBR2_x86_64=y\nBR2_GCC_VERSION_15_X=y\nBR2_TOOLCHAIN_BUILDROOT_CXX=y\nBR2_PACKAGE_PICOTOOL=y\n\noutput/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/bits/struct_mutex.h:35:9:\n error: declaration does not declare anything [-fpermissive]\n 35 | short __unused;\n\nNo related autobuilder error was recorded.\nThe build error does not occur with glibc-2.42 on the 2026.02.x branch.\n\nThe build error was reported to picotool upstream:\nhttps://github.com/raspberrypi/picotool/issues/300\n\nSigned-off-by: Bernd Kuhls \n---\n ...-__unused-fields-to-__glibc_reserved.patch | 85 +++++++++++++++++++\n 1 file changed, 85 insertions(+)\n create mode 100644 package/glibc/0001-Rename-__unused-fields-to-__glibc_reserved.patch","diff":"diff --git a/package/glibc/0001-Rename-__unused-fields-to-__glibc_reserved.patch b/package/glibc/0001-Rename-__unused-fields-to-__glibc_reserved.patch\nnew file mode 100644\nindex 0000000000..5b7172df44\n--- /dev/null\n+++ b/package/glibc/0001-Rename-__unused-fields-to-__glibc_reserved.patch\n@@ -0,0 +1,85 @@\n+From 243bdfec8f7cd4a85a8ce6e4e9a5a5accd3ce1aa Mon Sep 17 00:00:00 2001\n+From: Jakub Jelinek \n+Date: Tue, 17 Feb 2026 17:06:48 +0100\n+Subject: [PATCH] Rename __unused fields to __glibc_reserved.\n+\n+__unused is often defined to __attribute__((unused)) in BSD\n+sources and furthermore libstdc++ testsuite uses it as a macro\n+to verify libstdc++ headers don't use __unused identifiers.\n+In ~2012 glibc headers have been cleaned up, but some new\n+uses of __unused have reappeared (s390 fenv.h already many\n+years ago, the rest last November).\n+\n+Reviewed-by: Florian Weimer \n+\n+Upstream: https://sourceware.org/git/?p=glibc.git;a=commit;h=243bdfec8f7cd4a85a8ce6e4e9a5a5accd3ce1aa\n+\n+Signed-off-by: Bernd Kuhls \n+---\n+ sysdeps/powerpc/nptl/bits/struct_mutex.h | 2 +-\n+ sysdeps/s390/fpu/bits/fenv.h | 8 ++++----\n+ sysdeps/s390/nptl/bits/struct_mutex.h | 2 +-\n+ sysdeps/x86/nptl/bits/struct_mutex.h | 2 +-\n+ 4 files changed, 7 insertions(+), 7 deletions(-)\n+\n+diff --git a/sysdeps/powerpc/nptl/bits/struct_mutex.h b/sysdeps/powerpc/nptl/bits/struct_mutex.h\n+index 1472af21f7..ebf2d50922 100644\n+--- a/sysdeps/powerpc/nptl/bits/struct_mutex.h\n++++ b/sysdeps/powerpc/nptl/bits/struct_mutex.h\n+@@ -32,7 +32,7 @@ struct __pthread_mutex_s\n+ int __kind;\n+ #if __WORDSIZE == 64\n+ short __spins;\n+- short __unused;\n++ short __glibc_reserved;\n+ __pthread_list_t __list;\n+ # define __PTHREAD_MUTEX_HAVE_PREV 1\n+ #else\n+diff --git a/sysdeps/s390/fpu/bits/fenv.h b/sysdeps/s390/fpu/bits/fenv.h\n+index b9e844e393..33e88fbe9d 100644\n+--- a/sysdeps/s390/fpu/bits/fenv.h\n++++ b/sysdeps/s390/fpu/bits/fenv.h\n+@@ -76,10 +76,10 @@ typedef unsigned int fexcept_t; /* size of fpc */\n+ typedef struct\n+ {\n+ fexcept_t __fpc;\n+- void *__unused;\n+- /* The field __unused (formerly __ieee_instruction_pointer) is a relict from\n+- commit \"Remove PTRACE_PEEKUSER\" (87b9b50f0d4b92248905e95a06a13c513dc45e59)\n+- and isn't used anymore. */\n++ void *__glibc_reserved;\n++ /* The field __glibc_reserved (formerly __ieee_instruction_pointer) is a\n++ relict from commit \"Remove PTRACE_PEEKUSER\"\n++ (87b9b50f0d4b92248905e95a06a13c513dc45e59) and isn't used anymore. */\n+ } fenv_t;\n+ \n+ /* If the default argument is used we use this value. */\n+diff --git a/sysdeps/s390/nptl/bits/struct_mutex.h b/sysdeps/s390/nptl/bits/struct_mutex.h\n+index d069b485d1..571265267c 100644\n+--- a/sysdeps/s390/nptl/bits/struct_mutex.h\n++++ b/sysdeps/s390/nptl/bits/struct_mutex.h\n+@@ -32,7 +32,7 @@ struct __pthread_mutex_s\n+ int __kind;\n+ #if __WORDSIZE == 64\n+ short __spins;\n+- short __unused;\n++ short __glibc_reserved;\n+ __pthread_list_t __list;\n+ # define __PTHREAD_MUTEX_HAVE_PREV 1\n+ #else\n+diff --git a/sysdeps/x86/nptl/bits/struct_mutex.h b/sysdeps/x86/nptl/bits/struct_mutex.h\n+index 9c19dff660..13c9894ad4 100644\n+--- a/sysdeps/x86/nptl/bits/struct_mutex.h\n++++ b/sysdeps/x86/nptl/bits/struct_mutex.h\n+@@ -32,7 +32,7 @@ struct __pthread_mutex_s\n+ int __kind;\n+ #ifdef __x86_64__\n+ short __spins;\n+- short __unused;\n++ short __glibc_reserved;\n+ __pthread_list_t __list;\n+ # define __PTHREAD_MUTEX_HAVE_PREV 1\n+ #else\n+-- \n+2.47.3\n+\n","prefixes":["1/1"]}