__FB_FPU__
Intrinsic define set by the compiler
Syntax
`
__FB_FPU__
`
Description
For `x86` and `x86_64` targets:

- Defined as `"sse"` if SSE floating point arithmetics is enabled, and
- defined as `"x87"` otherwise

For `arm` and `aarch64` targets:

- Defined as `"neon"` if Advanced SIMD (Neon) extension is enabled, and
- defined as `"x87"` otherwise

Example
`
#if __FB_FPU__ = "sse"
' ... instructions only for SSE ...
#else
' ... instructions not for SSE ...
#endif
`
Version

- `__FB_FPU__ = neon` added in fbc 1.20.0

Differences from QB

- New to FreeBASIC

See also

- `__FB_SSE__`
- Compiler Option: -fpu