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Yuantao Feng
166f76d224
build: fix warnings from recent gcc versions #27337 This PR addresses the following found warnings: - [x] -Wmaybe-uninitialized - [x] -Wunused-variable - [x] -Wsign-compare Tested building with GCC 14.2 (RISC-V 64). ### Pull Request Readiness Checklist See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request - [x] I agree to contribute to the project under Apache 2 License. - [x] To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV - [x] The PR is proposed to the proper branch - [ ] There is a reference to the original bug report and related work - [ ] There is accuracy test, performance test and test data in opencv_extra repository, if applicable Patch to opencv_extra has the same branch name. - [ ] The feature is well documented and sample code can be built with the project CMake