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Parsing the following file with the tagreader example results in a segfault
https://www.dropbox.com/s/gjqdqda48x1gti7/taglib_aiff_segfault.aif
$ gdb --args ~/repository/taglib/build/examples/tagreader taglib_aiff_segfault.aif
GNU gdb (Gentoo 7.7.1 p1) 7.7.1
Copyright (C) 2014 Free Software Foundation, Inc.
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Reading symbols from /home/cocobo/repository/taglib/build/examples/tagreader...done.
(gdb) r
Starting program: /home/cocobo/repository/taglib/build/examples/tagreader taglib_aiff_segfault.aif
warning: Could not load shared library symbols for linux-vdso.so.1.
Do you need "set solib-search-path" or "set sysroot"?
******************** "taglib_aiff_segfault.aif" ********************
TagLib: RIFF::File::read() -- Chunk '' has invalid ID
TagLib: toNumber<T>() -- No data to convert. Returning 0.
TagLib: toNumber<T>() -- No data to convert. Returning 0.
TagLib: toNumber<T>() -- No data to convert. Returning 0.
Program received signal SIGSEGV, Segmentation fault.
0x00007ffff7a5b693 in TagLib::toFloat80<(TagLib::Utils::ByteOrder)1> (v=..., offset=8)
at /home/cocobo/repository/taglib/taglib/toolkit/tbytevector.cpp:284
284 ::memcpy(bytes, v.data() + offset, 10);
(gdb) bt full
#0 0x00007ffff7a5b693 in TagLib::toFloat80<(TagLib::Utils::ByteOrder)1> (v=..., offset=8)
at /home/cocobo/repository/taglib/taglib/toolkit/tbytevector.cpp:284
bytes = "\b\000\000\000\000\000\000\000\b"
fraction = 140737488344464
val = 0
negative = false
exponent = 0
#1 0x00007ffff7a51c62 in TagLib::ByteVector::toFloat80BE (this=0x7fffffffd6a0, offset=8)
at /home/cocobo/repository/taglib/taglib/toolkit/tbytevector.cpp:848
No locals.
#2 0x00007ffff7ab71a6 in TagLib::RIFF::AIFF::Properties::read (this=0x6183d0, data=...)
at /home/cocobo/repository/taglib/taglib/riff/aiff/aiffproperties.cpp:108
sampleRate = <invalid float value>
#3 0x00007ffff7ab6776 in TagLib::RIFF::AIFF::Properties::Properties (this=0x6183d0, data=...,
style=TagLib::AudioProperties::Average) at /home/cocobo/repository/taglib/taglib/riff/aiff/aiffproperties.cpp:61
No locals.
#4 0x00007ffff7ab54bd in TagLib::RIFF::AIFF::File::read (this=0x617cd0, readProperties=true,
propertiesStyle=TagLib::AudioProperties::Average) at /home/cocobo/repository/taglib/taglib/riff/aiff/aifffile.cpp:139
i = 0
#5 0x00007ffff7ab3bed in TagLib::RIFF::AIFF::File::File (this=0x617cd0, file=0x7fffffffde81 "taglib_aiff_segfault.aif",
readProperties=true, propertiesStyle=TagLib::AudioProperties::Average)
at /home/cocobo/repository/taglib/taglib/riff/aiff/aifffile.cpp:67
No locals.
#6 0x00007ffff7b7bb3c in TagLib::FileRef::create (fileName=0x7fffffffde81 "taglib_aiff_segfault.aif",
readAudioProperties=true, audioPropertiesStyle=TagLib::AudioProperties::Average)
at /home/cocobo/repository/taglib/taglib/fileref.cpp:269
it =
ext = {_vptr.String = 0x7ffff7dce4f0 <vtable for TagLib::String+16>, static null = {
_vptr.String = 0x7ffff7dce4f0 <vtable for TagLib::String+16>,
static null = <same as static member of an already seen type>,
static WCharByteOrder = TagLib::String::UTF16LE, d = 0x616af0},
static WCharByteOrder = TagLib::String::UTF16LE, d = 0x617db0}
#7 0x00007ffff7b77e21 in TagLib::FileRef::FileRef (this=0x7fffffffd8d0,
fileName=0x7fffffffde81 "taglib_aiff_segfault.aif", readAudioProperties=true,
audioPropertiesStyle=TagLib::AudioProperties::Average) at /home/cocobo/repository/taglib/taglib/fileref.cpp:83
No locals.
#8 0x00000000004048a7 in main (argc=2, argv=0x7fffffffda58) at /home/cocobo/repository/taglib/examples/tagreader.cpp:41
f = {_vptr.FileRef = 0x7ffff7dd0610 <vtable for TagLib::FileRef+16>, d = 0x404792 <main+34>}
i = 1
#9 0x00007ffff6c77dc5 in __libc_start_main () from /lib64/libc.so.6
No symbol table info available.
#10 0x00000000004046a9 in _start ()
No symbol table info available.
(gdb) list
279 debug("toFloat80() - offset is out of range. Returning 0.");
280 return 0.0;
281 }
282
283 uchar bytes[10];
284 ::memcpy(bytes, v.data() + offset, 10);
285
286 if(ENDIAN == Utils::LittleEndian) {
287 std::swap(bytes[0], bytes[9]);
288 std::swap(bytes[1], bytes[8]);
(gdb) print v.size()
$1 = 0
(gdb) print offset
$2 = 8
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