Gentoo Archives: gentoo-embedded

From:	Joakim Tjernlund <joakim.tjernlund@×××××××××.se>
To:	"gentoo-embedded@l.g.o" <gentoo-embedded@l.g.o>
Subject:	Re: [gentoo-embedded] crossdev and ASAN
Date:	Fri, 13 Nov 2015 10:35:18
Message-Id:	`1447410912.477.17.camel@transmode.se`
In Reply to:	[gentoo-embedded] crossdev and ASAN by Joakim Tjernlund

1	On Fri, 2015-11-13 at 10:14 +0000, Joakim Tjernlund wrote:
2	> cross toolchains cannot use ASAN today:
3	> powerpc-g2.20-linux-gnu-gcc -fsanitize=address mmap.c
4	> /usr/libexec/gcc/powerpc-g2.20-linux-gnu/ld: warning: libstdc++.so.6, needed by /usr/lib/gcc/powerpc-g2.20-
5	> linux-gnu/4.9.3/libasan.so, not found (try using -rpath or -rpath-link)
6	>
7	> Perhaps crossdev should install libstdc++ per default?
8	>
9	> Jocke
10
11	hmm, there is a libstdc++.so.6 which will work to link with under:
12	/usr/lib64/gcc/powerpc-g2.20-linux-gnu/4.9.3/libstdc++.so.6
13	But powerpc-g2.20-linux-gnu-gcc cannot find it there, stracing gcc one can see:
14
15	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/usr/powerpc-g2.20-linux-gnu/lib/../lib/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
16	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/usr/powerpc-g2.20-linux-gnu/lib/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
17	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/usr/powerpc-g2.20-linux-gnu/lib32/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
18	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/usr/local/lib32/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
19	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/lib32/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
20	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/usr/lib32/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
21	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/usr/powerpc-g2.20-linux-gnu/lib/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
22	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/usr/local/lib/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
23	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/lib/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
24	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/usr/lib/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
25	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/usr/powerpc-g2.20-linux-gnu/lib/../lib/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
26	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/usr/powerpc-g2.20-linux-gnu/lib/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
27	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/usr/powerpc-g2.20-linux-gnu/lib32/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
28	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/usr/local/lib32/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
29	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/lib32/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
30	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/usr/lib32/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
31	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/usr/powerpc-g2.20-linux-gnu/lib/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
32	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/usr/local/lib/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
33	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/lib/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
34	[pid 3860] open("/usr/powerpc-g2.20-linux-gnu/usr/lib/libstdc++.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)

Replies

Subject	Author
Re: [gentoo-embedded] crossdev and ASAN	Peter Stuge <peter@×××××.se>

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