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gcc-target: Use --with-arch=native for target gcc

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This should help gcc detect and use target ISA on x86_64 machines when
-march is not used on cmdline

[YOCTO #139]

(From OE-Core rev: f9e410521c92e2458ba7e2ca63d28434618b9f25)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Cc: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Khem Raj
2020-03-16 15:20:56 -07:00
committed by Richard Purdie
parent 0ea1ee305b
commit d566448b3d
1 changed files with 1 additions and 0 deletions
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meta/recipes-devtools/gcc/gcc-target.inc
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@@ -19,6 +19,7 @@ EXTRA_OECONF_append_armv6 = " --with-arch=armv6${ARMFPARCHEXT}"
EXTRA_OECONF_append_armv7a = " --with-arch=armv7-a${ARMFPARCHEXT}"
EXTRA_OECONF_append_armv7ve = " --with-arch=armv7ve${ARMFPARCHEXT}"
EXTRA_OECONF_append_arc = " --with-cpu=${TUNE_PKGARCH}"
EXTRA_OECONF_append_x86-64 = " --with-arch=native"
# libcc1 requres gcc_cv_objdump when cross build, but gcc_cv_objdump is
# set in subdir gcc, so subdir libcc1 can't use it, export it here to