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[Bug build/18409] New: Random build failures on x32
- From: "hjl.tools at gmail dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Wed, 13 May 2015 16:00:41 +0000
- Subject: [Bug build/18409] New: Random build failures on x32
- Auto-submitted: auto-generated
https://sourceware.org/bugzilla/show_bug.cgi?id=18409
Bug ID: 18409
Summary: Random build failures on x32
Product: glibc
Version: 2.21
Status: NEW
Severity: normal
Priority: P2
Component: build
Assignee: unassigned at sourceware dot org
Reporter: hjl.tools at gmail dot com
CC: carlos at redhat dot com, roland at gnu dot org
Target Milestone: ---
commit c14874927b499ddfdbb03745bb32bfc778b8595f
Author: Roland McGrath <roland@hack.frob.com>
Date: Tue May 22 16:00:50 2012 -0700
syscalls.list support for vDSO IFUNCs, use it for x32 gettimeofday and
time.
added
\$(foreach p,\$(sysd-rules-targets),\$(objpfx)\$(patsubst %,\$p,$file).os): \\
\$(..)sysdeps/unix/make-syscalls.sh\
\$(make-target-directory)
to sysdeps/unix/make-syscalls.sh which generates
#### CALL=gettimeofday NUMBER=(0x40000000 + 96) ARGS=i:pP SOURCE=-
ifeq (,$(filter gettimeofday,$(unix-syscalls)))
unix-syscalls += gettimeofday
$(foreach p,$(sysd-rules-targets),$(foreach
o,$(object-suffixes-noshared),$(objpfx)$(patsubst %,$p,gettimeofday)$o)): \
$(..)sysdeps/unix/make-syscalls.sh
$(make-target-directory)
(echo '#define SYSCALL_NAME gettimeofday'; \
echo '#define SYSCALL_NARGS 2'; \
echo '#define SYSCALL_SYMBOL __gettimeofday'; \
echo '#include <syscall-template.S>'; \
echo 'weak_alias (__gettimeofday, gettimeofday)'; \
echo 'libc_hidden_weak (gettimeofday)'; \
) | $(compile-syscall) $(foreach p,$(patsubst
%gettimeofday,%,$(basename $(@F))),$($(p)CPPFLAGS))
$(foreach p,$(sysd-rules-targets),$(objpfx)$(patsubst %,$p,gettimeofday).os): \
$(..)sysdeps/unix/make-syscalls.sh
$(make-target-directory)
^^^^^^^^^ Missing newline
(echo '#include <dl-vdso.h>'; \
echo 'extern void *__gettimeofday_ifunc (void) __asm
("__gettimeofday");'; \
echo 'void *'; \
echo '__gettimeofday_ifunc (void)'; \
echo '{'; \
echo ' PREPARE_VERSION_KNOWN (symver, LINUX_2_6);'; \
echo ' return _dl_vdso_vsym ("__vdso_gettimeofday", &symver);'; \
echo '}'; \
echo 'asm (".type __gettimeofday, %gnu_indirect_function");'; \
echo 'asm (".globl __GI___gettimeofday\n"'; \
echo ' "__GI___gettimeofday = __gettimeofday");'; \
echo 'weak_alias (__gettimeofday, gettimeofday)'; \
echo 'libc_hidden_weak (gettimeofday)'; \
) | $(compile-stdin.c) $(foreach p,$(patsubst
%gettimeofday,%,$(basename $(@F))),$($(p)CPPFLAGS))
endif
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