Re: XShmQueryExtension, valgrind and a "still reachable" block.
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On Fri, 16 Mar 2012 14:50:22 -0400 Adam Jackson <ajax@xxxxxxxxxx> wrote: > On 3/16/12 12:19 PM, Antonio Ospite wrote: > > > ==27577== 24 bytes in 1 blocks are still reachable in loss record 1 of 1 > > ==27577== at 0x402894D: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so) > > ==27577== by 0x4A30AFD: XextCreateExtension (in /usr/lib/x86_64-linux-gnu/libXext.so.6.4.0) > > ==27577== by 0x4A305A4: ??? (in /usr/lib/x86_64-linux-gnu/libXext.so.6.4.0) > > ==27577== by 0x4A3091C: ??? (in /usr/lib/x86_64-linux-gnu/libXext.so.6.4.0) > > ==27577== by 0x4A30D31: XextAddDisplay (in /usr/lib/x86_64-linux-gnu/libXext.so.6.4.0) > > ==27577== by 0x4A2B5B8: XShmQueryExtension (in /usr/lib/x86_64-linux-gnu/libXext.so.6.4.0) > > ==27577== by 0x4006D5: main (in /home/ao2/WIP/am7xxx-play/tests/XShmQueryExtension_test) > > ... > > > > Maybe this is intended and not an actual bug, but I wanted to ask > > here for confirmation. > > So, is this message OK or a symptom of an actual bug? > > It's a bug if you expect your program to survive disconnecting from the > X server, but most people don't expect that to be a thing. > Right, still inexperienced users could waste a couple of minutes figuring out the noise in the valgrind output. > That said, I'm unable to reproduce this on Fedora 16 (libX11 1.4.3 and > libXext 1.2.0). What OS are you seeing this on, and what versions of > those packages does it have? Debian Unstable: libx11-6 184.108.40.206 and libxext6 1.3.0 Thanks, Antonio -- Antonio Ospite http://ao2.it A: Because it messes up the order in which people normally read text. See http://en.wikipedia.org/wiki/Posting_style Q: Why is top-posting such a bad thing?
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