Hey - oddball question. I recently reinstalled my PC; clean Windows install. I can no longer compile CMSIS-DSP using bindgen; I receive this error:
```
  process didn't exit successfully: `C:\Users\the_a\code\Anyleaf\corvus\target\debug\build\cmsis-dsp-sys-34118be09d416085\build-script-build` (exit code: 101)
  --- stdout
  cargo:rerun-if-changed=build.rs
  cargo:rerun-if-changed=wrapper.h
  cargo:rustc-link-search=C:\Users\the_a\code\Anyleaf\corvus\target\thumbv7em-none-eabihf\debug\build\cmsis-dsp-sys-31d82a24c971c341\out\CMSIS/CMSIS/DSP/Lib/GCC
  cargo:rustc-link-lib=static=arm_cortexM4lf_math

  --- stderr
  "wrapper.h --rust-target 1.40 --no-derive-default --ctypes-prefix cty --generate functions,types,vars,methods,constructors,destructors --use-core -- -IC:\\Users\\the_a\\.cargo\\registry\\src\\index.crates.io-6f17d22bba15001f\\cmsis-dsp-sys-0.3.1\\include -IC:\\Users\\the_a\\code\\Anyleaf\\corvus\\target\\thumbv7em-none-eabihf\\debug\\build\\cmsis-dsp-sys-31d82a24c971c341\\out\\CMSIS/CMSIS/Core/Include -IC:\\Users\\the_a\\code\\Anyleaf\\corvus\\target\\thumbv7em-none-eabihf\\debug\\build\\cmsis-dsp-sys-31d82a24c971c341\\out\\CMSIS/CMSIS/DSP/Include -nostdinc"
  C:\Users\the_a\code\Anyleaf\corvus\target\thumbv7em-none-eabihf\debug\build\cmsis-dsp-sys-31d82a24c971c341\out\CMSIS/CMSIS/DSP/Include\arm_math.h:6841:15: error: call to undeclared library function 'sqrtf' with type 'float (float)'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
  C:\Users\the_a\code\Anyleaf\corvus\target\thumbv7em-none-eabihf\debug\build\cmsis-dsp-sys-31d82a24c971c341\out\CMSIS/CMSIS/DSP/Include\arm_math.h:6841:15: note: include the header <math.h> or explicitly provide a declaration for 'sqrtf'
  C:\Users\the_a\code\Anyleaf\corvus\target\thumbv7em-none-eabihf\debug\build\cmsis-dsp-sys-31d82a24c971c341\out\CMSIS/CMSIS/DSP/Include\arm_math.h:6841:15: error: call to undeclared library function 'sqrtf' with type 'float (float)'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration], err: true
  thread 'main' panicked at C:\Users\the_a\.cargo\registry\src\index.crates.io-6f17d22bba15001f\cmsis-dsp-sys-0.3.1\build.rs:86:34:
  Unable to generate bindings: ()
```
I've tried all sorts of changes to the toolchain, with no luck. How would you approach this? The code base is unchanged. Ty!