fix: dangling pointer and mixed-signedness warning #7243

Job	Run time
build-libs-emscripten 🧐	5m 20s
build-libs-linux-amd64 😁 (system_deps)	6m 47s
build-libs-linux-amd64 😁 (bundled_deps)	16m 53s
build-libs-linux-amd64-static 🎃	23m 1s
build-libs-others-amd64 😨 (windows-latest, MultiThreaded)	5m 56s
build-libs-linux-amd64 😁 (system_deps_minimal)	5m 16s
build-libs-others-amd64 😨 (windows-latest, MultiThreadedDLL)	6m 22s
build-libs-linux-amd64 😁 (sanitizers)	15m 33s
build-libs-others-amd64 😨 (macos-latest)	2m 16s
build-shared-libs-linux-amd64 🧐	5m 21s
build-libs-linux-amd64 😁 (zig)	25m 56s
build-libs-linux-arm64 😁 (system_deps)	11m 4s
build-shared-libs-macos-amd64 😨	1m 10s
build-libs-linux-arm64 😁 (bundled_deps)	25m 33s
test-libs-static (bundled_deps)	13m 24s
run-e2e-tests-amd64 (system_deps)	9m 9s
build-libs-linux-arm64 😁 (system_deps_minimal)	9m 34s
run-e2e-tests-amd64 (bundled_deps)	19m 7s
build-libs-linux-arm64 😁 (sanitizers)	32m 36s
run-e2e-tests-amd64 (asan)	20m 8s
build-libs-linux-arm64 😁 (zig)	39m 47s
	5h 0m 13s

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