20260608-atomic-fixes

[douzzer]

fixes for #10472 from AI review:
wolfcrypt/src/wc_port.c: fix several missed refactors to WC_ATOMIC_[U]INT_ARG.

wolfssl/wolfcrypt/wc_port.h:

• harmonize the return type of WOLFSSL_ATOMIC_STORE() (always void).
• fix MSVC WOLFSSL_ATOMIC_LOAD() and _STORE() with correct atomic semantics, and add gating on USE_WINDOWS_API.

tested with

wolfssl-multi-test.sh ...
check-source-text
'.*mingw.*'
clang-tidy-all-sp-all
'all-g\+\+-latest'

[wolfSSL-Fenrir-bot]

Fenrir Automated Review — PR #10640

Scan targets checked: none
Failed targets: wolfcrypt-bugs, wolfcrypt-rs-bugs, wolfcrypt-src, wolfssl-bugs, wolfssl-src

⚠️ Review incomplete — one or more scan targets failed before findings could be produced. See the Fenrir PR review detail page for logs.

[github-actions]

MemBrowse Memory Report

No memory changes detected for:

• gcc-arm-cortex-m0plus
• gcc-arm-cortex-m3
• gcc-arm-cortex-m4
• gcc-arm-cortex-m4-baremetal
• gcc-arm-cortex-m4-crypto-only
• gcc-arm-cortex-m4-dtls13
• gcc-arm-cortex-m4-min-ecc
• gcc-arm-cortex-m4-openssl-compat
• gcc-arm-cortex-m4-pkcs7
• gcc-arm-cortex-m4-pq
• gcc-arm-cortex-m4-rsa-only
• gcc-arm-cortex-m4-sp-math
• gcc-arm-cortex-m4-tls12
• gcc-arm-cortex-m4-tls13
• gcc-arm-cortex-m7
• gcc-arm-cortex-m7-pq
• gcc-arm-cortex-m7-tls13
• linuxkm-pie
• linuxkm-standard
• stm32-sim-stm32h753

[douzzer]

retest this please
(mysterious glitch in PRB-valgrind-check-v3 despite "0 errors" and "Success for all configured tests.")

[douzzer]

note, the failing "Arduino CI Build" seems to be failing on

/home/runner/.arduino15/packages/arduino/tools/arm-none-eabi-gcc/7-2017q4/bin/../lib/gcc/arm-none-eabi/7.2.1/../../../../arm-none-eabi/bin/ld: /home/runner/.cache/arduino/sketches/E51C510243ED73B001195C94E940F85C/wolfssl_client.ino.elf section `.data' will not fit in region `FLASH'
/home/runner/.arduino15/packages/arduino/tools/arm-none-eabi-gcc/7-2017q4/bin/../lib/gcc/arm-none-eabi/7.2.1/../../../../arm-none-eabi/bin/ld: region `FLASH' overflowed by 4 bytes