[libc++] Avoid including <features.h> on arbitrary platforms (#125587) · llvm/llvm-project@876a5c9 (original) (raw)
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- libcxx/include/__configuration
1 file changed
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -30,12 +30,9 @@ | ||
| 30 | 30 | // ... add new file formats here ... |
| 31 | 31 | #endif |
| 32 | 32 | |
| 33 | -// To detect which libc we're using | |
| 34 | -#if __has_include(<features.h>) | |
| 33 | +// Need to detect which libc we're using if we're on Linux. | |
| 34 | +#if defined(__linux__) | | |
| 35 | 35 | # include <features.h> |
| 36 | -#endif | |
| 37 | - | |
| 38 | -#if defined(__linux__) | |
| 39 | 36 | # if defined(__GLIBC_PREREQ) |
| 40 | 37 | # define _LIBCPP_GLIBC_PREREQ(a, b) __GLIBC_PREREQ(a, b) |
| 41 | 38 | # else |