Fix portable is[inf|nan|_out compilation on older Linux #3272
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By wrapping a potentially non-compliant `isinf`/`isnan` implementations into a lambda with a defined return type Compiler should be able to optimize it out into direct function call, see https://godbolt.org/z/bqYGd47Mx
🔗 Helpful Links🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/3272
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Follow up after #3262 that didn't actually solved the problem..
By wrapping a potentially non-compliant
isinf/isnanimplementations into a lambda with a defined return typeCompiler should be able to optimize it out into direct function call, see https://godbolt.org/z/bqYGd47Mx