[PATCH] specify dwarf version for Solaris

[Alexander Eremin]

Hello David,
this is probably same issue as here:
https://gcc.gnu.org/ml/gcc-patches/2012-05/msg00445.html

Without patch:

# clang++ -v -o /tmp/test /tmp/test.cpp
clang version 3.5.0 (tags/RELEASE_350/final)
Target: i386-pc-solaris2.11
Thread model: posix
 "/usr/local/bin/clang" -cc1 -triple i386-pc-solaris2.11 -emit-obj
-mrelax-all -disable-free -disable-llvm-verifier -main-file-name test.cpp
-mrelocation-model static -mdisable-fp-elim -fmath-errno -masm-verbose
-mconstructor-aliases -target-cpu pentium4 -target-linker-version  -v
-dwarf-column-info -resource-dir /usr/local/bin/../lib/clang/3.5.0
-fdeprecated-macro -fdebug-compilation-dir
/tmp/build_root/developer_clang-3.5_pkg/usr -ferror-limit 19
-fmessage-length 168 -mstackrealign -fobjc-runtime=gcc -fcxx-exceptions
-fexceptions -fdiagnostics-show-option -fcolor-diagnostics -o
/var/tmp/test-616bb1.o -x c++ /tmp/test.cpp
clang -cc1 version 3.5.0 based upon LLVM 3.5.0 default target
i386-pc-solaris2.11
ignoring nonexistent directory "/opt/gcc4/include/c++/4.2.4"
ignoring nonexistent directory
"/opt/gcc4/include/c++/4.2.4/i386-pc-solaris2.11/"
ignoring nonexistent directory "/opt/gcc4/include/c++/4.2.4/backward"
#include "..." search starts here:
#include <...> search starts here:
 /opt/gcc-4.8.1/include/c++/4.8.1
 /opt/gcc-4.8.1/include/c++/4.8.1//i386-pc-solaris2.11
 /opt/gcc-4.8.1/include/c++/4.8.1//backward
 /usr/local/include
 /usr/local/bin/../lib/clang/3.5.0/include
 /opt/gcc-4.8.1/include (framework directory)
 /usr/include
End of search list.
 "/usr/bin/ld" -C -e _start -Bdynamic --dynamic-linker /lib/ld.so.1 -o
/tmp/test /usr/lib/crt1.o /usr/lib/crti.o /usr/lib/values-Xa.o
/opt/gcc-4.8.1/lib/gcc/i386-pc-solaris2.11/4.8.1/crtbegin.o -L/lib
-L/usr/lib -L/opt/gcc-4.8.1/lib/gcc/i386-pc-solaris2.11/4.8.1
-L/usr/local/bin/../lib -L/usr/lib /var/tmp/test-616bb1.o -lstdc++ -lgcc_s
-lgcc -lc -lm /opt/gcc-4.8.1/lib/gcc/i386-pc-solaris2.11/4.8.1/crtend.o
/usr/lib/crtn.o
ld: fatal: unwind table: file /var/tmp/test-616bb1.o: section .eh_frame:
bad cie version 0: offset 0xfffffd7fffdff8a8

clang: error: linker command failed with exit code 1 (use -v to see
invocation)

With patch:

# clang++ -o /tmp/test /tmp/test.cpp
#
# /tmp/test
Hello World!
#


Alex

2014-10-15 0:37 GMT+04:00 David Blaikie <dblaikie at gmail.com>:

> Test coverage?
>
> On Sat, Oct 11, 2014 at 1:53 PM, Alexander Eremin <
> alexander.r.eremin at gmail.com> wrote:
>
>> Hello
>> provided patch fixes issue with illumos/Solaris linker: Solaris has
>> default dwarf version 2 and linker now fails with error: unwind table:
>> section ._eh_frame: bad cie version 0.
>>
>> Cheers,
>> Alex
>>
>> _______________________________________________
>> cfe-commits mailing list
>> cfe-commits at cs.uiuc.edu
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>>
>>
>
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