Date: Fri, 16 Oct 2020 11:34:33 +0200 From: Szabolcs Nagy <nsz@...t70.net> To: Chen Wang <unicorn_wang@...look.com> Cc: musl <musl@...ts.openwall.com> Subject: Re: Please help check configuration to buld musl targeting risc-v * Chen Wang <unicorn_wang@...look.com> [2020-10-16 17:09:25 +0800]: > Hello, > I am trying to build musl with clang for risc-v. > > Following is my configuration input: > > ARCH=riscv \ i don't think there is a riscv arch in musl (it should be riscv64) > CROSS_COMPILE=riscv64-unknown-linux-gnu- \ > CFLAGS="-v --gcc-toolchain=/opt/riscv64 --sysroot=/opt/riscv64/sysroot/" \ > CC=../../llvm-project/install/bin/clang \ > ./configure --prefix=/home/u/ws/test-musl/install --exec-prefix=/home/u/ws/test-musl/install --disable-shared > > > "../../llvm-project/install/bin/clang" is what my clang locates, it is 10.0.1 and built by me from source, it's configured for RISC-V and I have used it to built execuation and it works well. > "/opt/riscv64" is the path where my gnu toolchain locates. > > After configraton, I run make and it makes llvm/clang oops when compile "src/complex/catan.c". > > clang-10: error: clang frontend command failed due to signal (use -v to see invocation) you need a minimal reproducer before you submit the bug anyway so i'd recommend finding the compiler invokation that fails and create a single preprocessed source file that shows the bug. it is also helpful to post your config.mak here since we might spot configuration issues in that. > > It looks like an issue from llvm, but before I submit this issue to llvm, I just want to double check here if my configration is ok for building musl with clang and target for risc-v. > > Thanks in adv. > > > > Best Regards > > Wang Chen
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