[oe-commits] [meta-openembedded] 12/13: klibc: fix build on i386 with GCC and security flags enabled

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khem pushed a commit to branch master-next
in repository meta-openembedded.

commit a95dde286863dc80da375265c4b3d35f246e1258
Author: Andrea Adami <andrea.adami at gmail.com>
AuthorDate: Fri Sep 14 20:02:15 2018 +0200

    klibc: fix build on i386 with GCC and security flags enabled
    
    ld fails if distro's security-flags are enabled:
    Inject the SECURITY_XFLAGS if security_flags.inc was included.
    
    Fix on i386: ld: discarded output section: `.got.plt'
    
    Signed-off-by: Andrea Adami <andrea.adami at gmail.com>
    Signed-off-by: Khem Raj <raj.khem at gmail.com>
---
 meta-initramfs/recipes-devtools/klibc/klibc.inc | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/meta-initramfs/recipes-devtools/klibc/klibc.inc b/meta-initramfs/recipes-devtools/klibc/klibc.inc
index 3d25e96..837b026 100644
--- a/meta-initramfs/recipes-devtools/klibc/klibc.inc
+++ b/meta-initramfs/recipes-devtools/klibc/klibc.inc
@@ -47,7 +47,8 @@ EXTRA_OEMAKE = "'KLIBCARCH=${KLIBC_ARCH}' \
                 'KLIBCOPTFLAGS=${TUNE_CCARGS}' \
                  V=1 \
                 "
-EXTRA_OEMAKE += 'EXTRA_KLIBCAFLAGS="-Wa,--noexecstack" EXTRA_KLIBCLDFLAGS="-z noexecstack"'
+EXTRA_OEMAKE += "'EXTRA_KLIBCAFLAGS=${SECURITY_CFLAGS} -Wa,--noexecstack' \
+                 'EXTRA_KLIBCLDFLAGS=${SECURITY_LDFLAGS} -z noexecstack'"
 
 export FIX_ARMV4_EABI_BX = "${FIX_V4BX}"
 KLIBCTHUMB = "${@['CONFIG_KLIBC_THUMB=n', 'CONFIG_KLIBC_THUMB=y'][(d.getVar('ARM_INSTRUCTION_SET') == 'thumb')]}"
@@ -74,5 +75,4 @@ KLIBC_ARCH_powerpc = "ppc"
 KLIBC_ARCH_powerpc64 = "ppc64"
 THIS_LIBKLIBC = "libklibc (= ${PV}-${PR})"
 
-SECURITY_CFLAGS = "-fno-PIE -no-pie"
-SECURITY_LDFLAGS = "-no-pie"
+SECURITY_LDFLAGS = "${@'-z relro -z now -pie' if '${GCCPIE}' else ''}"

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