[clang] [llvm] [C++23] [CLANG] Adding C++23 constexpr math functions: fmin, fmax and frexp. (PR #88978)

[Hubert Tong via llvm-commits]

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@@ -14683,6 +14710,23 @@ bool FloatExprEvaluator::VisitCallExpr(const CallExpr *E) {
   default:
     return false;
 
+  case Builtin::BI__builtin_frexp:
+  case Builtin::BI__builtin_frexpf:
+  case Builtin::BI__builtin_frexpl: {
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hubert-reinterpretcast wrote:

`__builtin_frexpf16` and `__builtin_frexp128` should probably be added at the same time as the other `__builtin_*` cases.

https://github.com/llvm/llvm-project/pull/88978