diff options
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | csu/Makefile | 16 |
2 files changed, 22 insertions, 0 deletions
@@ -1,4 +1,10 @@ 2018-07-05 Florian Weimer <fweimer@redhat.com> + + * csu/Makefile (CFLAGS-static-reloc.os): Build with stack + protector. + (CFLAGS-elf-init.oS): Likewise. + +2018-07-05 Florian Weimer <fweimer@redhat.com> Carlos O'Donell <carlos@redhat.com> * debug/Makefile (CFLAGS-stack_chk_fail_local.c): Remove diff --git a/csu/Makefile b/csu/Makefile index f3498960f8..88fc77662e 100644 --- a/csu/Makefile +++ b/csu/Makefile @@ -50,6 +50,22 @@ CFLAGS-.o += $(no-stack-protector) CFLAGS-.op += $(no-stack-protector) CFLAGS-.os += $(no-stack-protector) +# Dummy object not actually used for anything. It is linked into +# crt1.o nevertheless, which in turn is statically linked into +# applications, so that build flags matter. +# See <https://sourceware.org/ml/libc-alpha/2018-07/msg00101.html>. +# NB: Using $(stack-protector) in this way causes a wrong definition +# STACK_PROTECTOR_LEVEL due to the preceding $(no-stack-protector), +# but it does not matter for this source file. +CFLAGS-static-reloc.os += $(stack-protector) + +# This file is not actually part of the startup code in the nonshared +# case and statically linked into applications. See +# <https://sourceware.org/bugzilla/show_bug.cgi?id=23323>, +# <https://sourceware.org/ml/libc-alpha/2018-06/msg00717.html>. +# Also see the note above regarding STACK_PROTECTOR_LEVEL. +CFLAGS-elf-init.oS += $(stack-protector) + ifeq (yes,$(build-shared)) extra-objs += S$(start-installed-name) gmon-start.os ifneq ($(start-installed-name),$(static-start-installed-name)) |