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gnu: glibc/hurd: Add patch for the 64bit Hurd, fixing "raise".

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This fixes findutil's gnulib-tests's test-sigaction's raise call, by working
around an alleged gcc-14.2 optimization bug.  See
<https://lists.gnu.org/archive/html/bug-hurd/2024-11/msg00143.html>.

* gnu/packages/patches/glibc-hurd64-gcc-14.2-tls-bug.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register it.
* gnu/packages/base.scm (glibc/hurd): Use it.

Change-Id: I11e683f521f34dedeb7f739a2545f5d1d866922a
This commit is contained in:
Janneke Nieuwenhuizen 2024-11-22 15:27:36 +01:00
parent 4d077bba89
commit 5ffbd2015c
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GPG key ID: F3C1A0D9C1D65273
3 changed files with 31 additions and 1 deletions
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1
gnu/local.mk
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@ -1441,6 +1441,7 @@ dist_patch_DATA = \
%D%/packages/patches/glibc-hurd-mach-print.patch \
%D%/packages/patches/glibc-hurd-pthread_setcancelstate.patch \
%D%/packages/patches/glibc-hurd-signal-sa-siginfo.patch \
%D%/packages/patches/glibc-hurd64-gcc-14.2-tls-bug.patch \
%D%/packages/patches/glibc-hurd64-fault.patch \
%D%/packages/patches/glibc-hurd64-intr-msg-clobber.patch \
%D%/packages/patches/glibc-hurd64-sgms-context.patch \

3
gnu/packages/base.scm
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@ -1598,7 +1598,8 @@ (define-public glibc/hurd
(search-patches "glibc-hurd-pthread_setcancelstate.patch"
"glibc-hurd64-fault.patch"
"glibc-hurd64-intr-msg-clobber.patch"
"glibc-hurd64-sgms-context.patch")))))))
"glibc-hurd64-sgms-context.patch"
"glibc-hurd64-gcc-14.2-tls-bug.patch")))))))
(define-public glibc/hurd-headers
(package/inherit glibc/hurd

28
gnu/packages/patches/glibc-hurd64-gcc-14.2-tls-bug.patch Normal file
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@ -0,0 +1,28 @@
From 0b23ab98d25d880ee602af91e62aa39564510cac Mon Sep 17 00:00:00 2001
From: Janneke Nieuwenhuizen <janneke@gnu.org>
Date: Fri, 22 Nov 2024 16:26:08 +0100
Subject: [PATCH] x86_64-hurd: sigreturn: Hack around gcc-14.2 optimization
bug.
See: <https://lists.gnu.org/archive/html/bug-hurd/2024-11/msg00143.html>.
* sysdeps/mach/hurd/x86_64/sigreturn.c (__sigreturn2): Add nop.
---
sysdeps/mach/hurd/x86_64/sigreturn.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/sysdeps/mach/hurd/x86_64/sigreturn.c b/sysdeps/mach/hurd/x86_64/sigreturn.c
index 7a0193497d..256cc1268a 100644
--- a/sysdeps/mach/hurd/x86_64/sigreturn.c
+++ b/sysdeps/mach/hurd/x86_64/sigreturn.c
@@ -45,6 +45,7 @@ __sigreturn2 (struct hurd_sigstate *ss, uintptr_t *usp,
(void) __mach_port_mod_refs (__mach_task_self (), reply_port,
MACH_PORT_RIGHT_RECEIVE, -1);
THREAD_SETMEM (THREAD_SELF, reply_port, sc_reply_port);
+ asm ("nop"); // See <https://lists.gnu.org/archive/html/bug-hurd/2024-11/msg00143.html>.
asm volatile (
/* Point the stack to the register dump. */
--
2.46.0