SIGSEGV in `Bitfield` Task (x86 NBench with `-m32 -mno-sse`)

[devarajabc]

When running the x86 version of NBench, compiled with the -m32 -mno-sse flag, the Bitfield task(Executes a variety of bit manipulation functions.) consistently results in a segmentation fault.

Logs

• bitfield_dynacLog2.txt

• bitfield_Log2.txt

Environment

1. Box64 version: Box64 riscv64 v0.3.5 294178b with Dynarec built on Jun 5 2025
2. Build flags:

cmake -G Ninja \
-DBOX32=ON \
-DRV64=1 \
-DRV64_DYNAREC=ON \
-DGDBJIT=ON \
-DCMAKE_BUILD_TYPE=RelWithDebInfo \
-DCMAKE_C_COMPILER=gcc \
..

3. Platform: RISC-V 64, Debian (chroot)
4. CPU: 4× cores(Andes AX45MP), Little Endian
5. page size 4096
6. Kernel: 6.1.47+
7. gcc :(Debian 14.2.0-19) 14.2.0
8. glibc :(Debian GLIBC 2.41-7) 2.41

Thanks !

[ksco]

It's a Box32 issue, which is not specific to RISC-V, so I changed the label.