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Bug 577032 - =dev-libs/dmalloc-5.5.2-r6 SIGSEGV with optimizations > -O0
Summary: =dev-libs/dmalloc-5.5.2-r6 SIGSEGV with optimizations > -O0
Status: UNCONFIRMED
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: Current packages (show other bugs)
Hardware: x86 Linux
: Normal normal (vote)
Assignee: Jeroen Roovers
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2016-03-11 04:53 UTC by Robert Gill
Modified: 2020-04-23 14:39 UTC (History)
0 users

See Also:
Package list:
Runtime testing required: ---


Attachments
gdb backtrace (gdb.log,1.29 KB, text/x-log)
2016-03-11 04:53 UTC, Robert Gill
Details
emerge --info (emergeinfo.txt,4.99 KB, text/plain)
2016-03-11 06:34 UTC, Robert Gill
Details

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Description Robert Gill 2016-03-11 04:53:20 UTC
Created attachment 427944 [details]
gdb backtrace

dmalloc crashes on x86 when gcc optimizations are greater than -O0 due to a variable being optimized away. This doesn't seem to happen on amd64. I'm attaching a gdb log that includes the backtrace and demonstrates the missing variable.
Comment 1 Robert Gill 2016-03-11 06:34:25 UTC
Created attachment 427948 [details]
emerge --info