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Adding new exp file for tc18_semabuse in helgrind.

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The existing tc18_semabuse.stderr.exp expects that sem_post on a bogus semaphore
will fail, yet it does not on platforms such as MIPS or ARM. This is specific to
implementation of sem_post for i386/x86_64 that has some assumptions such as that
'private' field is not clobbered. This will eventually result in different
parameter passed to syscall and thus different output is encountered.
This change fixes helgrind/tests/tc18_semabuse for MIPS.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@12976
This commit is contained in:
Petar Jovanovic 2012-09-15 02:36:21 +00:00
parent bf570874fc
commit 11e3b1f45f
2 changed files with 23 additions and 0 deletions
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1
helgrind/tests/Makefile.am
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@ -80,6 +80,7 @@ EXTRA_DIST = \
tc17_sembar.stderr.exp \
tc18_semabuse.vgtest tc18_semabuse.stdout.exp \
tc18_semabuse.stderr.exp \
tc18_semabuse.stderr.exp-linux-mips32 \
tc19_shadowmem.vgtest tc19_shadowmem.stdout.exp \
tc19_shadowmem.stderr.exp \
tc20_verifywrap.vgtest tc20_verifywrap.stdout.exp \

22
helgrind/tests/tc18_semabuse.stderr.exp-linux-mips32 Normal file
View File

@ -0,0 +1,22 @@
---Thread-Announcement------------------------------------------
Thread #x is the program's root thread
----------------------------------------------------------------
Thread #x's call to sem_init failed
with error code 22 (EINVAL: Invalid argument)
at 0x........: sem_init_WRK (hg_intercepts.c:...)
by 0x........: sem_init@* (hg_intercepts.c:...)
by 0x........: main (tc18_semabuse.c:23)
----------------------------------------------------------------
Thread #x: Bug in libpthread: sem_wait succeeded on semaphore without prior sem_post
at 0x........: sem_wait_WRK (hg_intercepts.c:...)
by 0x........: sem_wait (hg_intercepts.c:...)
by 0x........: main (tc18_semabuse.c:34)
ERROR SUMMARY: 2 errors from 2 contexts (suppressed: 0 from 0)