Hi Joerg, did you try the --track-origins option? That can sometimes give more detail (see e.g. the traces in this old message):
On Thu, Jul 31, 2008 at 10:14 AM, Dan Kegel dank@kegel.com wrote:
Hi Colin, your change http://source.winehq.org/git/wine.git/?a=commitdiff;h=c2c1a55f1c08f35ae02b81... seems to have triggered some valgrind warnings, http://kegel.com/wine/valgrind/logs/2008-07-31-07.46/vg-kernel32_codepage-di... e.g.
Use of uninitialised value of size 4
at wcstombs_sbcs (wctomb.c:186)
by wine_cp_wcstombs (wctomb.c:457)
by WideCharToMultiByte (locale.c:1936)
by test_string_conversion (codepage.c:288)
by func_codepage (codepage.c:351)
by run_test (test.h:488)
by main (test.h:537)
Uninitialised value was created by a stack allocation
at test_string_conversion (codepage.c:216)
Use of uninitialised value of size 4
at wcstombs_sbcs_slow (wctomb.c:246)
by wine_cp_wcstombs (wctomb.c:453)
by WideCharToMultiByte (locale.c:1936)
by test_string_conversion (codepage.c:288)
by func_codepage (codepage.c:352)
by run_test (test.h:488)
by main (test.h:537)
Uninitialised value was created by a stack allocation
at test_string_conversion (codepage.c:216)
Could you have a look?