Re: Buildworld failing during llvm

On 18 February 2018 at 09:52, Ben Woods <woodsb02_at_gmail.com> wrote:

> Hi everyone,
>
> My attempts to build FreeBSD 12-current have been failing as of yesterday
> with the error below. This problem persists with current at the time of
> writing this email (r329497).
>
> Given llvm was updated to 6.0 around that time, I suspect it is related:
> https://svnweb.freebsd.org/base?view=revision&revision=329410
>
>
> --- clang.full ---
> c++ -O2 -pipe -I/usr/obj/usr/src/amd64.amd64/tmp/obj-tools/lib/clang/libclang
> -I/usr/obj/usr/src/amd64.amd64/tmp/obj-tools/lib/clang/libllvm
> -I/usr/src/contrib/llvm/tools/clang/include -I/usr/src/lib/clang/include
> -I/usr/src/contrib/llvm/include -DLLVM_BUILD_GLOBAL_ISEL
> -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS
> -DLLVM_DEFAULT_TARGET_TRIPLE=\"x86_64-unknown-freebsd12.0\"
> -DLLVM_HOST_TRIPLE=\"x86_64-unknown-freebsd12.0\"
> -DDEFAULT_SYSROOT=\"/usr/obj/usr/src/amd64.amd64/tmp\"
> -ffunction-sections -fdata-sections -g -O0 -Qunused-arguments
> -I/usr/obj/usr/src/amd64.amd64/tmp/legacy/usr/include -std=c++11
> -fno-exceptions -fno-rtti -g -O0 -stdlib=libc++ -Wno-c++11-extensions
> -Wl,--gc-sections -static -L/usr/obj/usr/src/amd64.amd64/tmp/legacy/usr/lib
> -o clang.full  cc1_main.o cc1as_main.o driver.o
> /usr/obj/usr/src/amd64.amd64/tmp/obj-tools/lib/clang/libclang/libclang.a
> /usr/obj/usr/src/amd64.amd64/tmp/obj-tools/lib/clang/libllvm/libllvm.a
> -L/usr/obj/usr/src/amd64.amd64/tmp/obj-tools/lib/libz -lz
> -L/usr/obj/usr/src/amd64.amd64/tmp/obj-tools/lib/ncurses/ncursesw
> -lncursesw -L/usr/obj/usr/src/amd64.amd64/tmp/obj-tools/lib/libthr
> -lpthread -legacy
> /usr/obj/usr/src/amd64.amd64/tmp/obj-tools/lib/clang/libllvm/libllvm.a:
> could not read symbols: Malformed archive
> c++: error: linker command failed with exit code 1 (use -v to see
> invocation)
> *** [clang.full] Error code 1
>
>
> Regards,
> Ben
>
> --
> From: Benjamin Woods
> woodsb02_at_gmail.com
>


I found this issue was caused by having the following line in my
/etc/make.conf (which I had there for some ports debugging):
DEBUG_FLAGS=-g -O0

I wouldn't have thought this should cause the clang build to fail...


Regards,
Ben

--
From: Benjamin Woods
woodsb02_at_gmail.com