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glibc: Disable CPU ISA level requirement check

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We experience the following error and fail to boot on qemu64 machine

/lib64/libc.so.6: CPU ISA level is lower than required
Kernel panic - not syncing: Attempted to kill init! exitcode=0x00007f00

As stated in [1],

Passing -march= causes glibc to add annotations not compatible to run
result on -march= as too high ISA level is inferred.

ISA level is a new feature of 2.33 release.

Until it's fixed let's disable ISA level inference with
    libc_cv_include_x86_isa_level=no
(no better configure option yet).

[1] https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=5dbd6a821ff753e3b41324c4fb7c58cf65eeea33

(From OE-Core rev: 91264e14a088013b138e82520744f79fa7c8d585)

Signed-off-by: He Zhe <zhe.he@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
He Zhe
2021-02-26 22:20:45 +08:00
committed by Richard Purdie
parent b81b46ea48
commit 3f7a2ca81b
1 changed files with 1 additions and 0 deletions
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meta/recipes-core/glibc/glibc.inc
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@@ -20,6 +20,7 @@ CACHED_CONFIGUREVARS += " \
libc_cv_ssp_strong=no \
libc_cv_ssp_all=no \
libc_cv_ssp=no \
libc_cv_include_x86_isa_level=no \
"
# ifunc doesn't appear to work on mips, casuses libbfd assertion failures