[gpad] Fix Debug Assertion Failure in libGpad #14639

Job	Run time
Windows 10 x64 Release	57m 6s
Windows 10 x86 Release	57m 56s
Upload Event Payload	2s
mac13 ARM64 LLVM_ENABLE_ASSERTIONS=On, builtin_zlib=ON	33m 47s
mac14 X64 LLVM_ENABLE_ASSERTIONS=On, CMAKE_CXX_STANDARD=20	53m 24s
mac15 ARM64 LLVM_ENABLE_ASSERTIONS=On, CMAKE_CXX_STANDARD=20	26m 21s
fedora40 LLVM_ENABLE_ASSERTIONS=On, CMAKE_CXX_STANDARD=20	32m 51s
mac-beta ARM64 LLVM_ENABLE_ASSERTIONS=On, CMAKE_CXX_STANDARD=20	37m 11s
fedora41 LLVM_ENABLE_ASSERTIONS=On	38m 30s
alma8 LLVM_ENABLE_ASSERTIONS=On	26m 47s
alma9 LLVM_ENABLE_ASSERTIONS=On, CMAKE_BUILD_TYPE=Debug	1h 38m 51s
ubuntu22 imt=Off, LLVM_ENABLE_ASSERTIONS=On, CMAKE_BUILD_TYPE=Debug	1h 7m 42s
ubuntu2404 LLVM_ENABLE_ASSERTIONS=On, CMAKE_BUILD_TYPE=Debug	1h 12m 37s
ubuntu2410 LLVM_ENABLE_ASSERTIONS=On, CMAKE_BUILD_TYPE=Debug	1h 40m 47s
debian125 LLVM_ENABLE_ASSERTIONS=On, CMAKE_CXX_STANDARD=20	29m 11s
alma9 modules_off runtime_cxxmodules=Off	33m 42s
alma9 march_native CMAKE_BUILD_TYPE=RelWithDebInfo, CMAKE_CXX_FLAGS=-march=native, CMAKE_C_FLAGS=-march=native, fortran=OFF	40m 2s
alma9 arm64 CMAKE_BUILD_TYPE=RelWithDebInfo	34m 34s
alma9-clang clang LLVM_ENABLE_ASSERTIONS=On, CMAKE_C_COMPILER=clang, CMAKE_CXX_COMPILER=clang++	32m 42s
	14h 34m 3s

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