flyingfish89 opened a new pull request, #7850:
URL: https://github.com/apache/nuttx/pull/7850
## Summary
function:
scalbnf:get a float number of x*2^n
The implementation of the function borrows from musl
## Impact
## Testing
float number1 = scalbnf(2, 10);
printf("%f\n", number1);
number1 = scalbnl(3, 100000);
printf("%f\n", number1);
number = scalbnl(4, 100);
printf("%f\n", number1);
number = scalbnl(5, 1000);
printf("%f\n", number1);
number = scalbnl(12, -10000000);
printf("%f\n", number1);
number = scalbnl(22, 1090000);
printf("%f\n", number1);
number = scalbnl(2075, 10867564);
printf("%f\n", number1);
number = scalbnl(265, -108766);
printf("%f\n", number1);
number = scalbnl(22, -1320);
printf("%f\n", number1);
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