anchao opened a new pull request, #15944:
URL: https://github.com/apache/nuttx/pull/15944
## Summary
libc/strings: fix compile warning if enable -Wshadow
Replace inline functions with macros to avoid confilcts with builtin
definition
```
nuttx/include/strings.h:80:28: warning: declaration of 'ffs' shadows a
built-in function [-Wshadow]
80 | static inline_function int ffs(int j)
| ^~~
nuttx/include/strings.h:94:28: warning: declaration of 'ffsl' shadows a
built-in function [-Wshadow]
94 | static inline_function int ffsl(long j)
| ^~~~
nuttx/include/strings.h:109:28: warning: declaration of 'ffsll' shadows a
built-in function [-Wshadow]
109 | static inline_function int ffsll(long long j)
| ^~~~~
```
Signed-off-by: chao an <anchao.arc...@bytedance.com>
## Impact
N/A
## Testing
ci-check
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