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From "Travis Vitek (JIRA)" <j...@apache.org>
Subject [jira] Created: (STDCXX-649) [IBM XLC++ 9.0/AIX 5.3] SIGSEGV in 0.printf
Date Wed, 07 Nov 2007 20:55:50 GMT
[IBM XLC++ 9.0/AIX 5.3] SIGSEGV in 0.printf 
--------------------------------------------

                 Key: STDCXX-649
                 URL: https://issues.apache.org/jira/browse/STDCXX-649
             Project: C++ Standard Library
          Issue Type: Bug
          Components: Tests
    Affects Versions: 4.2
         Environment: 64-bit builds only
            Reporter: Travis Vitek
             Fix For: 4.2.1


extension: "%{@}" nested format directive

Segmentation fault in memchr.memchr at 0x90000000007fa84 ($t1)
0x90000000007fa84 (memchr+0x18) 8ca40001       lbzu   r5,0x1(r4)


Here is the stack trace

(dbx) where
memchr.memchr(??, ??, ??) at 0x90000000007fa84
collate.memchr(const void*,int,unsigned long)(0x18786400000000, 0x0, 0x1000), line 125 in
"string.h"
unnamed block $b893, line 221 in "memattr.cpp"
unnamed block $b891, line 221 in "memattr.cpp"
__rw_memattr(const void*,unsigned long,int)(addr = 0x0018786400000000, nbytes = 18446744073709551615,
attr = -1), line 221 in "memattr.cpp"
printf.strlen(const char*)(0xfffffffffffd8a0, 0xffffffffffff648, 0x18786400000000, 0xffffffffffffffff,
0x300000003), line 1939 in "printf.cpp"
_rw_fmtstr(const FmtSpec&,Buffer&,const char*,unsigned long)(spec = &(...), buf
= &(...), str = (invalid char ptr (0x0018786400000000)), len = 18446744073709551615),
line 2373 in "printf.cpp"
unnamed block $b661, line 597 in "printf.cpp"
_rw_vasnprintf_c99(FmtSpec*,unsigned long,Buffer&,VarArgs*)(pspec = 0x0fffffffffffd858,
paramno = 1, buf = &(...), pva = 0x0fffffffffffe3c8), line 597 in "printf.cpp"
unnamed block $b709, line 901 in "printf.cpp"
unnamed block $b708, line 901 in "printf.cpp"
unnamed block $b704, line 901 in "printf.cpp"
_rw_pvasnprintf(Buffer&,const char*,VarArgs*)(buf = &(...), fmt = ", %#s)", pva =
0x0fffffffffffe3c8), line 901 in "printf.cpp"
unnamed block $b677, line 3229 in "printf.cpp"
_rw_fmtnested(const FmtSpec&,Buffer&,const char*,VarArgs*)(spec = &(...), buf
= &(...), fmt = "(%zu, %#s)", pva = 0x0ffffffffffff670), line 3229 in "printf.cpp"
unnamed block $b679, line 2604 in "printf.cpp"
_rw_vasnprintf_ext(FmtSpec*,unsigned long,Buffer&,const char*,VarArgs*)(pspec = 0x0fffffffffffeac8,
paramno = 0, buf = &(...), fmt = " .*A@", pva = 0x0ffffffffffff670), line 2604 in "printf.cpp"
unnamed block $b706, line 810 in "printf.cpp"
unnamed block $b704, line 810 in "printf.cpp"
_rw_pvasnprintf(Buffer&,const char*,VarArgs*)(buf = &(...), fmt = "{%{ .*A@}}", pva
= 0x0ffffffffffff670), line 810 in "printf.cpp"
rw_vasnprintf(char**,unsigned long*,const char*,char*)(pbuf = 0x0ffffffffffff760, pbufsize
= 0x0ffffffffffff768, fmt = "{%{ .*A@}}", varg = ""), line 1013 in "printf.cpp"
rw_sprintfa(const char*,...)(fmt = "{%{ .*A@}}", ... = 0x3, 0x100188370, 0x11000ed18, 0x0,
0x0, 0x1, 0x10030260), line 3316 in "printf.cpp"
test_nested_format()(), line 2953 in "0.printf.cpp"
main(), line 3064 in "0.printf.cpp"



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