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Re: [PATCH] Fix PR23471


>> With -O1 there is -fno-strict-overflow in effect which is not
>> TYPE_OVERFLOW_UNDEFINED.

Thanks for the details. The below code has the following condition
and hence not working for O1. 
if (FLOAT_TYPE_P (type) || TYPE_OVERFLOW_UNDEFINED (type))

Then PR23471 is fixed with the current sources.

Thanks,
Naveen


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