[libc-commits] [libc] [libc][math] Add option to set a specific exponent for frexp with Inf/NaN inputs. (PR #112387)

[Nick Desaulniers via libc-commits]

================
@@ -87,6 +87,10 @@
     "LIBC_CONF_MATH_OPTIMIZATIONS": {
       "value": 0,
       "doc": "Configures optimizations for math functions. Values accepted are LIBC_MATH_SKIP_ACCURATE_PASS, LIBC_MATH_SMALL_TABLES, LIBC_MATH_NO_ERRNO, LIBC_MATH_NO_EXCEPT, and LIBC_MATH_FAST."
+    },
+    "LIBC_CONF_FREXP_INF_NAN_EXPONENT": {
+      "value": "",
+      "doc": "Set the specific exp value for Inf/NaN inputs."
----------------
nickdesaulniers wrote:

```suggestion
      "doc": "The value written back to the second parameter when calling frexp/frexpf/frexpl` with `+/-Inf`/`NaN` is unspecified.  Configue an explicit exp value for Inf/NaN inputs."
```

https://github.com/llvm/llvm-project/pull/112387