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Changed by [EMAIL PROTECTED] http://bugzilla.ximian.com/show_bug.cgi?id=74921 --- shadow/74921 2005-06-14 00:29:05.000000000 -0400 +++ shadow/74921.tmp.2539 2005-06-14 09:16:15.000000000 -0400 @@ -105,6 +105,55 @@ ------- Additional Comments From [EMAIL PROTECTED] 2005-06-14 00:29 ------- Well, given that FC4 is released and has gcc 4, and that suse 10 is coming out in 5-6 months, as is ubuntu breezy, both with gcc 4 and native mono support it would be good to fix this sooner-rather-than-later. Am trying to enlist them help of some gcc people... + +------- Additional Comments From [EMAIL PROTECTED] 2005-06-14 09:16 ------- +From: Marcus Meissner <[EMAIL PROTECTED]> +To: [EMAIL PROTECTED], [EMAIL PROTECTED] +Subject: Re: [Research] Mono and GCC 4.0 +Date: Tue, 14 Jun 2005 14:18:36 +0200 (08:18 EDT) + +On Mon, Jun 13, 2005 at 04:46:32PM -0400, Ben Maurer wrote: +> Hey guys, +> +> We are having an issue with Mono and the latest GCC 4. +> +> Try downloading this tarball: +> +> http://primates.ximian.com/~bmaurer/mono-1.1.8.tar.gz +> +> run configure; make; make check. It will segfault during the basic.exe +> tests. I've only seen this on distros using gcc4. I know it happens on +> x86, haven't tried other archs. +> +> Do any gcc experts here have ideas? +> + +cd mono/mini/ + +strace -if ./mono --optimized=shared basic.exe + +gives this strace snippet: +[08108c04] --- SIGSEGV (Segmentation fault) @ 0 (0) --- +[0811e59d] --- SIGSEGV (Segmentation fault) @ 0 (0) --- + +This section is in the brk() section, which is at this time +not mapped executable. + +It must be mapped executable to be able to execute code. + +There is one mprotect call affecting the brk() section: +[401b7ea4] mprotect(0x081b8000, 4096, PROT_READ|PROT_WRITE|PROT_EXEC) = 0 +[401b7ea4] mprotect(0x081b8000, 4096, PROT_READ|PROT_WRITE|PROT_EXEC) = 0 + +But this does not contain the above instructions. + +At least this is my assumption. + +Ciao, Marcus +--------- + + +Any comments here? _______________________________________________ mono-bugs maillist - [email protected] http://lists.ximian.com/mailman/listinfo/mono-bugs
