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Bug 807214

Summary: dev-cpp/eigen fails to build tests (error: ‘namespace mp = boost::boost::multiprecision;’ conflicts with a previous declaration)
Product: Gentoo Linux Reporter: Matt Turner <mattst88>
Component: Current packagesAssignee: Gentoo Science Related Packages <sci>
Status: CONFIRMED ---    
Severity: normal CC: kde, sam
Priority: Normal    
Version: unspecified   
Hardware: All   
OS: Linux   
Whiteboard:
Package list:
Runtime testing required: ---
Attachments: build.log.gz

Description Matt Turner gentoo-dev 2021-08-08 20:53:05 UTC
dev-cpp/eigen fails to build tests
Comment 1 Matt Turner gentoo-dev 2021-08-08 20:54:57 UTC
Created attachment 731629 [details]
build.log.gz

build.log.gz
Comment 2 Matt Turner gentoo-dev 2021-08-08 20:56:57 UTC
Comment on attachment 731629 [details]
build.log.gz

/var/tmp/portage/dev-cpp/eigen-3.3.9/work/eigen-3.3.9/test/boostmultiprec.cpp:71:37: error: ‘namespace mp = boost::boost::multiprecision;’ conflicts with a previous declaration
   71 | namespace mp = boost::multiprecision;
      |                                     ^

Reproduced on alpha and amd64 with both versions of eigen in tree (3.3.7-r1 and 3.3.9).