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Bug 241992 - sys-apps/iproute2: C(XX)FLAGS are ignored (at src_configure/compile)
Summary: sys-apps/iproute2: C(XX)FLAGS are ignored (at src_configure/compile)
Status: RESOLVED INVALID
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: New packages (show other bugs)
Hardware: All Linux
: High normal
Assignee: Gentoo's Team for Core System packages
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2008-10-14 13:18 UTC by Diego Elio Pettenò (RETIRED)
Modified: 2009-01-20 04:04 UTC (History)
0 users

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Package list:
Runtime testing required: ---


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Description Diego Elio Pettenò (RETIRED) gentoo-dev 2008-10-14 13:18:53 UTC
I don't know the build system for this program (and this is a generic bug template so I cannot tell you which program exactly is), but my tests shows that it's not respecting CFLAGS (or CXXFLAGS) properly.

Please look into it, since it's important to respect user CFLAGS and CXXFLAGS.

Warning: this bug might look like a false positive because you actually have your CFLAGS being used; this happens if the CFLAGS are "set in stone" in the build system during src_unpack/src_prepare. While QA has not as of this moment expressed to me a preference, I'd sincerely suggest to avoid the set-in-stone approach, so that ebuild commands could work to reproduce the actual results.

To avoid the set in stone approach:

- consider just changing CFLAGS= to CFLAGS+= if the build system enables warnings;
- if the buildsystem does not use CFLAGS variable at all, in the sed use '$(CFLAGS)', single quoted, so that the CFLAGS variable is picked up;
- use '$(OPTCFLAGS)' in the sed and then use make OPTCFLAGS=$CFLAGS.

Thanks,
Diego
Comment 1 SpanKY gentoo-dev 2009-01-17 17:04:04 UTC
no real information here.  everything looks fine to me.
Comment 2 Kevin Pyle 2009-01-20 04:04:40 UTC
Diego, did you misreport this?  As vapier says, user CFLAGS seem to be used.  However, I see some calls to a bare 'gcc' in the build process, which would have triggered your check for packages ignoring CC.  Cursory examination shows that this is via a variable called HOSTCC, which presumably means this is a false positive.  iproute2 builds four executables for the host architecture, which it then runs to produce some data files.  Everything else is compiled with the full ${CHOST}-gcc.