[oe-commits] [openembedded-core] 02/06: gcc-runtime_8.1.bb: disable ifuncs in libatomic for arm arch

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rpurdie pushed a commit to branch master-next
in repository openembedded-core.

commit 015b0d8ed6aa766e8cc96d10218ac86a28728bf9
Author: Khem Raj <raj.khem at gmail.com>
AuthorDate: Fri Jun 8 00:28:25 2018 -0700

    gcc-runtime_8.1.bb: disable ifuncs in libatomic for arm arch
    
    This will solve the mcpu/march conflicts we get when -mcpu=cortex-a7
    is passed on cmdline since it will become incompatible with default
    ifuncs in libatomic which is using armv7-a
    
    Signed-off-by: Khem Raj <raj.khem at gmail.com>
    Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
---
 meta/recipes-devtools/gcc/gcc-runtime_8.1.bb | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/meta/recipes-devtools/gcc/gcc-runtime_8.1.bb b/meta/recipes-devtools/gcc/gcc-runtime_8.1.bb
index 8f31e77..fe78717 100644
--- a/meta/recipes-devtools/gcc/gcc-runtime_8.1.bb
+++ b/meta/recipes-devtools/gcc/gcc-runtime_8.1.bb
@@ -1,6 +1,9 @@
 require recipes-devtools/gcc/gcc-${PV}.inc
 require gcc-runtime.inc
 
+# Disable ifuncs for libatomic on arm conflicts -march/-mcpu
+EXTRA_OECONF_append_arm = " libat_cv_have_ifunc=no "
+
 FILES_libgomp-dev += "\
     ${libdir}/gcc/${TARGET_SYS}/${BINV}/include/openacc.h \
 "

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