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Re: grub2 failure with gcc-4.9

From: Andrei Borzenkov
Subject: Re: grub2 failure with gcc-4.9
Date: Sat, 7 Feb 2015 16:08:04 +0300

В Thu, 05 Feb 2015 14:14:13 +0100
Thierry Bultel <address@hidden> пишет:

> Hi,
> I just figured out that my PC target was failing to boot,
> because I upgraded the compiler from (buildroot toolchain) gcc-4.8.x to
> gcc-4.9.x
> The configuration is:
> I am using the following builtin modules:
> "boot linux ext2 fat part_msdos
> part_gpt part_bsd normal biosdisk sleep echo video videoinfo help jpeg
> uhci ehci usb usb_keyboard usbms usbtest gfxterm gfxmenu vbe vga
> video_bochs video_cirrus font search search_fs_file search_label test
> test_blockarg keylayouts at_keyboard cat configfile loadenv eval serial
> regexp"
> (I know, that makes a lot but works like a charm with gcc-4.8.2)
> The symptom is :
> -------------------------------
> '' is already set
> Aborted. Press any key to exit.
> -------------------------------
> After some (grub_printf) debugging, I found out that when 'loading' the
> builtin modules at startup, some modules names are corrupted.
> I am about to get into deeper investigation, but has anyone
> encountered it ?

No, I have not seen it mentioned before. Please open bug report instead
of posting to this list, so it can be tracked. But please test with GIT
master before doing it. Also include full commands used to generate and
install grub.

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