Public bug reported:
Binary package hint: clang
clang in oneiric doesn’t look for crtbegin.o, libgcc.so, or libgcc_s.so
in the right place, so it can’t link any programs.
$ echo 'int main() {return 0;}' > foo.c
$ clang foo.c
/usr/bin/ld.bfd.real: cannot find crtbegin.o: No such file or directory
/usr/bin/ld.bfd.real: cannot find -lgcc
/usr/bin/ld.bfd.real: cannot find -lgcc_s
clang: error: linker command failed with exit code 1 (use -v to see invocation)
$ clang -v foo.c
clang version 2.9 (tags/RELEASE_29/final)
Target: x86_64-pc-linux-gnu
Thread model: posix
"/usr/bin/clang" -cc1 -triple x86_64-pc-linux-gnu -emit-obj -mrelax-all
-disable-free -disable-llvm-verifier -main-file-name foo.c -mrelocation-model
static -mdisable-fp-elim -masm-verbose -mconstructor-aliases -munwind-tables
-target-cpu x86-64 -target-linker-version 2.21.51.20110421
-momit-leaf-frame-pointer -v -resource-dir /usr/bin/../lib/clang/2.9
-ferror-limit 19 -fmessage-length 80 -fgnu-runtime -fdiagnostics-show-option
-fcolor-diagnostics -o /tmp/cc-d3WZZO.o -x c foo.c
clang -cc1 version 2.9 based upon llvm 2.9 hosted on x86_64-pc-linux-gnu
#include "..." search starts here:
#include <...> search starts here:
/usr/local/include
/usr/bin/../lib/clang/2.9/include
/usr/include
End of search list.
"/usr/bin/ld" --eh-frame-hdr -m elf_x86_64 -dynamic-linker
/lib64/ld-linux-x86-64.so.2 -o a.out /usr/lib/../lib64/crt1.o
/usr/lib/../lib64/crti.o crtbegin.o -L -L/../../../../lib64 -L/lib/../lib64
-L/usr/lib/../lib64 -L/../../.. /tmp/cc-d3WZZO.o -lgcc --as-needed -lgcc_s
--no-as-needed -lc -lgcc --as-needed -lgcc_s --no-as-needed crtend.o
/usr/lib/../lib64/crtn.o
/usr/bin/ld.bfd.real: cannot find crtbegin.o: No such file or directory
/usr/bin/ld.bfd.real: cannot find -lgcc
/usr/bin/ld.bfd.real: cannot find -lgcc_s
clang: error: linker command failed with exit code 1 (use -v to see invocation)
$ find /usr -name crtbegin.o -o -name libgcc.so -o -name libgcc_s.so
/usr/lib/x86_64-linux-gnu/gcc/x86_64-linux-gnu/4.6/crtbegin.o
/usr/lib/x86_64-linux-gnu/gcc/x86_64-linux-gnu/4.6/libgcc_s.so
/usr/lib/x86_64-linux-gnu/gcc/x86_64-linux-gnu/4.6/32/crtbegin.o
/usr/lib/x86_64-linux-gnu/gcc/x86_64-linux-gnu/4.6/32/libgcc_s.so
/usr/lib/x86_64-linux-gnu/gcc/x86_64-linux-gnu/4.5/crtbegin.o
/usr/lib/x86_64-linux-gnu/gcc/x86_64-linux-gnu/4.5/libgcc_s.so
$ strace clang foo.c |& grep 'crtbegin\.o'
stat("/usr/lib/gcc//4.5.2/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib64/gcc//4.5.2/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib/gcc//4.5.1/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib64/gcc//4.5.1/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib/gcc//4.5/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such file
or directory)
stat("/usr/lib64/gcc//4.5/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib/gcc//4.4.5/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib64/gcc//4.4.5/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib/gcc//4.4.4/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib64/gcc//4.4.4/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib/gcc//4.4.3/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib64/gcc//4.4.3/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib/gcc//4.4/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such file
or directory)
stat("/usr/lib64/gcc//4.4/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib/gcc//4.3.4/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib64/gcc//4.3.4/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib/gcc//4.3.3/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib64/gcc//4.3.3/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib/gcc//4.3.2/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib64/gcc//4.3.2/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib/gcc//4.3/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such file
or directory)
stat("/usr/lib64/gcc//4.3/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib/gcc//4.2.4/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib64/gcc//4.2.4/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib/gcc//4.2.3/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib64/gcc//4.2.3/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib/gcc//4.2.2/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib64/gcc//4.2.2/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib/gcc//4.2.1/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib64/gcc//4.2.1/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/usr/lib/gcc//4.2/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such file
or directory)
stat("/usr/lib64/gcc//4.2/crtbegin.o", 0x7fff1cfc8600) = -1 ENOENT (No such
file or directory)
stat("/crtbegin.o", 0x7fff1cfc8780) = -1 ENOENT (No such file or directory)
stat("/../../../../lib64/crtbegin.o", 0x7fff1cfc8780) = -1 ENOENT (No such file
or directory)
stat("/lib/../lib64/crtbegin.o", 0x7fff1cfc8780) = -1 ENOENT (No such file or
directory)
stat("/usr/lib/../lib64/crtbegin.o", 0x7fff1cfc8780) = -1 ENOENT (No such file
or directory)
stat("/../../../crtbegin.o", 0x7fff1cfc8780) = -1 ENOENT (No such file or
directory)
wait4(28765, /usr/bin/ld.bfd.real: cannot find crtbegin.o: No such file or
directory
Perhaps clang needs to be taught harder about multiarch paths?
ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: clang 2.9-1
ProcVersionSignature: Ubuntu 2.6.39-3.10-generic 2.6.39
Uname: Linux 2.6.39-3-generic x86_64
NonfreeKernelModules: openafs
Architecture: amd64
Date: Thu Jun 2 20:56:07 2011
EcryptfsInUse: Yes
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha amd64 (20101202)
ProcEnviron:
LANGUAGE=en_US:en
PATH=(custom, user)
LANG=en_US.utf8
SHELL=/bin/bash
SourcePackage: clang
UpgradeStatus: No upgrade log present (probably fresh install)
** Affects: clang (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug multiarch oneiric
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https://bugs.launchpad.net/bugs/792146
Title:
clang can’t link any programs: cannot find crtbegin.o, -lgcc, -lgcc_s
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