ghdl Coverage : unknown command option '-fprofile-arcs'

[Electronics4ever]

I encountered the following error while running the coverage example:

---

C:\Users\user101\Downloads\vunit-4.7.0\vunit-4.7.0\examples\vhdl\coverage>run.py
Compiling into lib: tb_coverage.vhd failed
=== Command used: ===
C:\msys64\mingw64\bin\ghdl -a --workdir=C:\Users\user101\Downloads\vunit-4.7.0\vunit-4.7.0\examples\vhdl\coverage\vunit_out\ghdl\libraries\lib --work=lib --std=08 -PC:\Users\user101\Downloads\vunit-4.7.0\vunit-4.7.0\examples\vhdl\coverage\vunit_out\ghdl\libraries\vunit_lib -PC:\Users\user101\Downloads\vunit-4.7.0\vunit-4.7.0\examples\vhdl\coverage\vunit_out\ghdl\libraries\lib -fprofile-arcs -ftest-coverage C:\Users\user101\Downloads\vunit-4.7.0\vunit-4.7.0\examples\vhdl\coverage\tb_coverage.vhd

=== Command output: ===
C:\msys64\mingw64\bin\ghdl.exe:error: unknown command option '-fprofile-arcs'

used ghdl version:
ghdl --version
GHDL 4.1.0 (tarball) [Dunoon edition]
Compiled with GNAT Version: 14.1.0
static elaboration, mcode JIT code generator
Written by Tristan Gingold.

Copyright (C) 2003 - 2024 Tristan Gingold.
GHDL is free software, covered by the GNU General Public License. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

[abyszuk]

I think you're using wrong backend.
Code coverage works only with GCC backend.