# FFT in Fortran vs. C++

**URL:** <https://fortran-lang.discourse.group/t/fft-in-fortran-vs-c/7423>\
**Category:** Uncategorized\
**Created:** [February 17, 2024, 9:43am UTC](https://fortran-lang.discourse.group/t/fft-in-fortran-vs-c/7423 "2024-02-17T09:43:55Z")\
**Posts on this page:** 1\
**Showing post:** 15

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**Author:** ![jkd2022](https://yyz2.discourse-cdn.com/free1/user_avatar/fortran-lang.discourse.group/jkd2022/32/1949_2.png) [@jkd2022](https://fortran-lang.discourse.group/u/jkd2022)\
**Post date:** [February 19, 2024, 6:03am UTC](https://fortran-lang.discourse.group/t/fft-in-fortran-vs-c/7423/15 "2024-02-19T06:03:17Z")

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See [here](https://fortran-lang.discourse.group/t/implicit-real-complex-conversion-in-fortran/7381). Try adding `-fallow-argument-mismatch` to the GFortran options.

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