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GET /api/1.1/patches/2227917/?format=api
{ "id": 2227917, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2227917/?format=api", "web_url": "http://patchwork.ozlabs.org/project/buildroot/patch/20260424132326.825570-5-jeanmichel.hautbois@yoseli.org/", "project": { "id": 27, "url": "http://patchwork.ozlabs.org/api/1.1/projects/27/?format=api", "name": "Buildroot development", "link_name": "buildroot", "list_id": "buildroot.buildroot.org", "list_email": "buildroot@buildroot.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260424132326.825570-5-jeanmichel.hautbois@yoseli.org>", "date": "2026-04-24T13:23:19", "name": "[04/11] package/gmp: disable C++ bindings on m68k ColdFire", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "54c145f16e20862686bdd738fee0312409630014", "submitter": { "id": 86730, "url": "http://patchwork.ozlabs.org/api/1.1/people/86730/?format=api", "name": "Jean-Michel Hautbois", "email": "jeanmichel.hautbois@yoseli.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/buildroot/patch/20260424132326.825570-5-jeanmichel.hautbois@yoseli.org/mbox/", "series": [ { "id": 501366, "url": "http://patchwork.ozlabs.org/api/1.1/series/501366/?format=api", "web_url": "http://patchwork.ozlabs.org/project/buildroot/list/?series=501366", "date": "2026-04-24T13:23:15", "name": "Add ColdFire MCF5441x (m68k) support", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/501366/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2227917/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2227917/checks/", "tags": {}, "headers": { "Return-Path": "<buildroot-bounces@buildroot.org>", "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=e60+8+9q;\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\" <buildroot-bounces@buildroot.org>" }, "content": "On m68k ColdFire, libgcc.a exports __sync_* atomic built-in functions\nas hidden symbols. When GMP's C++ bindings are enabled, libgmpxx.so\nlinks against libstdc++ which references these hidden symbols, causing\na linker error:\n\n hidden symbol '__sync_val_compare_and_swap_4' in libgcc.a is\n referenced by DSO\n\nDisable C++ bindings on m68k ColdFire. The C library (libgmp.so) is\nunaffected.\n\nSigned-off-by: Jean-Michel Hautbois <jeanmichel.hautbois@yoseli.org>\n---\n package/gmp/gmp.mk | 4 +++-\n 1 file changed, 3 insertions(+), 1 deletion(-)", "diff": "diff --git a/package/gmp/gmp.mk b/package/gmp/gmp.mk\nindex 07aa4aefdf..8dd60fd2a0 100644\n--- a/package/gmp/gmp.mk\n+++ b/package/gmp/gmp.mk\n@@ -31,7 +31,9 @@ ifeq ($(BR2_riscv):$(BR2_RISCV_ISA_RVM),y:)\n GMP_CONF_OPTS += --disable-assembly\n endif\n \n-ifeq ($(BR2_INSTALL_LIBSTDCPP),y)\n+ifeq ($(BR2_m68k_cf),y)\n+GMP_CONF_OPTS += --disable-cxx\n+else ifeq ($(BR2_INSTALL_LIBSTDCPP),y)\n GMP_CONF_OPTS += --enable-cxx\n else\n GMP_CONF_OPTS += --disable-cxx\n", "prefixes": [ "04/11" ] }