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Re: [Libunwind-devel] Testing time

From: Paul Pluzhnikov
Subject: Re: [Libunwind-devel] Testing time
Date: Fri, 25 Mar 2011 16:12:39 -0700

On Fri, Mar 25, 2011 at 3:37 PM, Arun Sharma <address@hidden> wrote:

> Please pull, test and let me know if I broke your platform.

Fails to build for me on Linux x86_64 2.6.32 with system gcc
(Ubuntu 4.4.3-4ubuntu5) 4.4.3:

Making all in src
make[1]: Entering directory
make  all-am
make[2]: Entering directory
depbase=`echo setjmp/longjmp.lo | sed 's|[^/]*$|.deps/&|;s|\.lo$||'`;\
        /bin/sh ../libtool --tag=CC   --mode=compile gcc
-DHAVE_CONFIG_H -I. -I../../src \
            -I../include  -I../../include -I../../include/tdep-x86_64
            -DNDEBUG  -g -O2 -fexceptions -Wall -Wsign-compare -MT
setjmp/longjmp.lo \
            -MD -MP -MF $depbase.Tpo -c -o setjmp/longjmp.lo
../../src/setjmp/longjmp.c &&\
        mv -f $depbase.Tpo $depbase.Plo
libtool: compile:  gcc -DHAVE_CONFIG_H -I. -I../../src -I../include
-I../../include \
        -I../../include/tdep-x86_64 -I. -D_GNU_SOURCE -DNDEBUG -g -O2
-fexceptions -Wall \
        -Wsign-compare -MT setjmp/longjmp.lo -MD -MP -MF
setjmp/.deps/longjmp.Tpo \
        -c ../../src/setjmp/longjmp.c  -fPIC -DPIC -o setjmp/.libs/longjmp.o
/usr/include/bits/setjmp2.h:26: error: 'longjmp' aliased to undefined
symbol '_longjmp'
make[2]: *** [setjmp/longjmp.lo] Error 1
make[2]: Leaving directory `/home/ppluzhnikov/libunwind/build/src'
make[1]: *** [all] Error 2
make[1]: Leaving directory `/home/ppluzhnikov/libunwind/build/src'
make: *** [all-recursive] Error 1

Does not fail to build with recent SVN snapshot: gcc (GCC) 4.6.0 20110219
(experimental), but make check fails 6 tests:

make[2]: Entering directory
PASS: test-proc-info
PASS: test-static-link
PASS: test-strerror
/bin/sh: line 5: 30333 Segmentation fault      ${dir}$tst
FAIL: Gtest-bt
PASS: Ltest-bt
PASS: Gtest-exc
PASS: Ltest-exc
PASS: Gtest-init
PASS: Ltest-init
PASS: Gtest-concurrent
PASS: Ltest-concurrent
PASS: Gtest-resume-sig
PASS: Ltest-resume-sig
FAILURE: expected 13, not 1 frames below signal frame
FAIL: Gtest-dyn1
/bin/sh: line 5: 31347 Segmentation fault      ${dir}$tst
FAIL: Ltest-dyn1
/bin/sh: line 5: 31371 Segmentation fault      ${dir}$tst
FAIL: Gtest-trace
PASS: Ltest-trace
PASS: test-async-sig
PASS: test-flush-cache
PASS: test-init-remote
PASS: test-mem
/bin/sh: line 5: 31517 Segmentation fault      ${dir}$tst
FAIL: test-setjmp
PASS: test-ptrace
PASS: Ltest-nomalloc
PASS: rs-race
PASS: run-check-namespace
PASS: run-ptrace-mapper
FAILURE: unw_step() returned -8 for ip=2ab53cf9479e (start ip=2ab53cf9479e)
unwind failed with ret=-8
FAILURE: detected 2 errors
FAIL: run-ptrace-misc
6 of 28 tests failed
Please report to address@hidden
make[2]: *** [check-TESTS] Error 1

Please let me know if you'd like me to debug some of the above.
(Which 4 failures are known?)

Paul Pluzhnikov

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