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H.J. Lu 5f9ca0b8bf libgcc/CET: Add _CET_ENDBR to __stack_split_initialize 
Program received signal SIGSEGV, Segmentation fault.
__stack_split_initialize ()
    at /export/gnu/import/git/sources/gcc/libgcc/config/i386/morestack.S:751
751		leaq	-16000(%rsp),%rax	# We should have at least 16K.
Missing separate debuginfos, use: dnf debuginfo-install libgcc-8.0.1-0.21.0.fc28.x86_64
(gdb) disass
Dump of assembler code for function __stack_split_initialize:
=> 0x0000000000402858 <+0>:	lea    -0x3e80(%rsp),%rax
   0x0000000000402860 <+8>:	mov    %rax,%fs:0x70
   0x0000000000402869 <+17>:	sub    $0x8,%rsp
   0x000000000040286d <+21>:	mov    %rsp,%rdi
   0x0000000000402870 <+24>:	mov    $0x3e80,%esi
   0x0000000000402875 <+29>:	callq  0x401810 <__generic_morestack_set_initial_sp>
   0x000000000040287a <+34>:	add    $0x8,%rsp
   0x000000000040287e <+38>:	retq
End of assembler dump.
(gdb)

This patch adds the missing ENDBR to __stack_split_initialize.

	PR libgcc/85379
	* config/i386/morestack.S (__stack_split_initialize): Add
	_CET_ENDBR.

From-SVN: r259497
 		2018-04-19 08:22:27 -07:00
..
config libgcc/CET: Add _CET_ENDBR to __stack_split_initialize 2018-04-19 08:22:27 -07:00
soft-fp op-common.h (_FP_MUL, [...]): Add /* FALLTHRU */ comments. 2017-01-24 23:32:30 +01:00
ChangeLog libgcc/CET: Add _CET_ENDBR to __stack_split_initialize 2018-04-19 08:22:27 -07:00
Makefile.in Update copyright years. 2018-01-03 11:03:58 +01:00
config.host RISC-V: Support for FreeBSD. 2018-04-06 13:04:17 -07:00
config.in re PR debug/83917 (with -mcall-ms2sysv-xlogues, stepping into x86 tail-call restore stub gives bad backtrace) 2018-02-28 09:59:15 +01:00
configure cet.m4 (GCC_CET_FLAGS): Default to --disable-cet, replace --enable-cet=default with --enable-cet=auto. 2018-04-19 09:45:51 +02:00
configure.ac re PR debug/83917 (with -mcall-ms2sysv-xlogues, stepping into x86 tail-call restore stub gives bad backtrace) 2018-02-28 09:59:15 +01:00
crtstuff.c Update copyright years. 2018-01-03 11:03:58 +01:00
dfp-bit.c Update copyright years. 2018-01-03 11:03:58 +01:00
dfp-bit.h Update copyright years. 2018-01-03 11:03:58 +01:00
divmod.c Update copyright years. 2018-01-03 11:03:58 +01:00
empty.mk
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emutls.c Update copyright years. 2018-01-03 11:03:58 +01:00
enable-execute-stack-empty.c
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enable-execute-stack-mprotect.c Update copyright years. 2018-01-03 11:03:58 +01:00
find-symver.awk Update copyright years. 2018-01-03 11:03:58 +01:00
fixed-bit.c Update copyright years. 2018-01-03 11:03:58 +01:00
fixed-bit.h Update copyright years. 2018-01-03 11:03:58 +01:00
fixed-obj.mk
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floatunsidf.c
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floatunsisf.c
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floatunsitf.c
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floatunsixf.c
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fp-bit.c Update copyright years. 2018-01-03 11:03:58 +01:00
fp-bit.h Update copyright years. 2018-01-03 11:03:58 +01:00
gbl-ctors.h Update copyright years. 2018-01-03 11:03:58 +01:00
gcov.h Update copyright years. 2018-01-03 11:03:58 +01:00
gen-fixed.sh
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generic-morestack-thread.c Update copyright years. 2018-01-03 11:03:58 +01:00
generic-morestack.c Update copyright years. 2018-01-03 11:03:58 +01:00
generic-morestack.h Update copyright years. 2018-01-03 11:03:58 +01:00
gstdint.h
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gthr-posix.h Update copyright years. 2018-01-03 11:03:58 +01:00
gthr-single.h Update copyright years. 2018-01-03 11:03:58 +01:00
gthr.h Update copyright years. 2018-01-03 11:03:58 +01:00
libgcc-std.ver.in Update copyright years. 2018-01-03 11:03:58 +01:00
libgcc2.c Update copyright years. 2018-01-03 11:03:58 +01:00
libgcc2.h Update copyright years. 2018-01-03 11:03:58 +01:00
libgcov-driver-system.c Update copyright years. 2018-01-03 11:03:58 +01:00
libgcov-driver.c Update copyright years. 2018-01-03 11:03:58 +01:00
libgcov-interface.c Update copyright years. 2018-01-03 11:03:58 +01:00
libgcov-merge.c Update copyright years. 2018-01-03 11:03:58 +01:00
libgcov-profiler.c Update copyright years. 2018-01-03 11:03:58 +01:00
libgcov-util.c Update copyright years. 2018-01-03 11:03:58 +01:00
libgcov.h Update copyright years. 2018-01-03 11:03:58 +01:00
memcmp.c
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memcpy.c
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memmove.c
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memset.c
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mkheader.sh Update copyright years. 2018-01-03 11:03:58 +01:00
mkmap-flat.awk Update copyright years. 2018-01-03 11:03:58 +01:00
mkmap-symver.awk Update copyright years. 2018-01-03 11:03:58 +01:00
offloadstuff.c Update copyright years. 2018-01-03 11:03:58 +01:00
shared-object.mk
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siditi-object.mk
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static-object.mk
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sync.c Update copyright years. 2018-01-03 11:03:58 +01:00
udivmod.c Update copyright years. 2018-01-03 11:03:58 +01:00
udivmodsi4.c Update copyright years. 2018-01-03 11:03:58 +01:00
unwind-arm-common.inc Update copyright years. 2018-01-03 11:03:58 +01:00
unwind-c.c Update copyright years. 2018-01-03 11:03:58 +01:00
unwind-compat.c Update copyright years. 2018-01-03 11:03:58 +01:00
unwind-compat.h Update copyright years. 2018-01-03 11:03:58 +01:00
unwind-dw2-fde-compat.c Update copyright years. 2018-01-03 11:03:58 +01:00
unwind-dw2-fde-dip.c Update copyright years. 2018-01-03 11:03:58 +01:00
unwind-dw2-fde.c Update copyright years. 2018-01-03 11:03:58 +01:00
unwind-dw2-fde.h Update copyright years. 2018-01-03 11:03:58 +01:00
unwind-dw2.c SVE unwinding 2018-01-13 17:56:52 +00:00
unwind-dw2.h Update copyright years. 2018-01-03 11:03:58 +01:00
unwind-generic.h Update copyright years. 2018-01-03 11:03:58 +01:00
unwind-pe.h Update copyright years. 2018-01-03 11:03:58 +01:00
unwind-seh.c Update copyright years. 2018-01-03 11:03:58 +01:00
unwind-sjlj.c Update copyright years. 2018-01-03 11:03:58 +01:00
unwind.inc Update copyright years. 2018-01-03 11:03:58 +01:00
vtv_end.c Update copyright years. 2018-01-03 11:03:58 +01:00
vtv_end_preinit.c Update copyright years. 2018-01-03 11:03:58 +01:00
vtv_start.c Update copyright years. 2018-01-03 11:03:58 +01:00
vtv_start_preinit.c Update copyright years. 2018-01-03 11:03:58 +01:00