Patchwork [2/2] qemu-native:fix do_compile failed with gcc 4.3.4 on x86 host

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Submitter Hongxu Jia
Date Feb. 21, 2013, 6:23 a.m.
Message ID <d4581f6a9390de38f4ad48b61d2aad8f1c8de1db.1361426774.git.hongxu.jia@windriver.com>
Download mbox | patch
Permalink /patch/44965/
State New
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Comments

Hongxu Jia - Feb. 21, 2013, 6:23 a.m.
Add an option `-march' to BUILD_CFLAGS, GCC 4.3.4 on x86 host needs this
option to let the atomic operations ("lock free") be available while it
is used to compile qemu-native.

[YOCTO #3563]

Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
---
 meta/recipes-devtools/qemu/qemu.inc |    5 +++++
 1 file changed, 5 insertions(+)

Patch

diff --git a/meta/recipes-devtools/qemu/qemu.inc b/meta/recipes-devtools/qemu/qemu.inc
index 6c44b31..6289bf2 100644
--- a/meta/recipes-devtools/qemu/qemu.inc
+++ b/meta/recipes-devtools/qemu/qemu.inc
@@ -38,6 +38,11 @@  EXTRA_OECONF_class-nativesdk = "--target-list=${@get_qemu_target_list(d)} --disa
 				--disable-curl \
 				"
 
+# Add an option `-march' to BUILD_CFLAGS, GCC 4.3.4 on x86 host needs this
+# option to let the atomic operations ("lock free") be available while it
+# is used to compile qemu-native
+BUILD_CFLAGS += "-march=${@'${BUILD_ARCH}'.replace('_','-')}"
+
 do_configure_prepend_class-native() {
 	# Undo the -lX11 added by linker-flags.patch, don't assume that host has libX11 installed
 	sed -i 's/-lX11//g' Makefile.target