On 2018-Aug-11, at 11:09 AM, Dimitry Andric <dim at FreeBSD.org> wrote: > > On 11 Aug 2018, at 19:31, Warner Losh <imp at bsdimp.com> wrote: >> >> On Sat, Aug 11, 2018, 10:20 AM Dimitry Andric <[email protected]> wrote: >> On 11 Aug 2018, at 16:55, Warner Losh <[email protected]> wrote: >>> >>> It looks like armv5 clang bogusly uses lld: >>> >>> From a 'make buildkernel' of the RT1310 kernel config: >>> >>> cc -target arm-gnueabi-freebsd12.0 > ... >>> ld: warning: lld uses extended branch encoding, no object with architecture >>> supporting feature detected. >>> ld: warning: lld may use movt/movw, no object with architecture supporting >>> feature detected. > ...
Did the build get either of the below notices? Both?
make[1]: "/usr/src/Makefile.inc1" line 341: SYSTEM_COMPILER: Determined that
CC=cc matches the source tree. Not bootstrapping a cross-compiler.
make[1]: "/usr/src/Makefile.inc1" line 346: SYSTEM_LINKER: Determined that
LD=ld matches the source tree. Not bootstrapping a cross-linker.
?
(The example text was taken from an amd64 -> aarch64 cross build.)
>> Host is amd64. Target is arm. No src.conf. Did a full buildworld TARGET=arm
>> a few days ago. /usr/bin/ld is lld.
>
> Okay, so in the above "cc" command, can you somehow figure out which cc
> executable it is using? And please add a -v to the "linking kernel.full"
> command line, so it shows exactly which linker it runs?
>
> I have the idea that it is preferring your /usr/bin/ld over
> ${WORLDTMP}/usr/bin/ld...
===
Mark Millard
Nexus Technology, Inc.
78 Northeastern Blvd., Unit #2
Nashua NH 03062
877-595-8116 x821
[email protected]
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