fix compiler err in gcc13.2

[bjjwwang]

• add include cstdint
• add using Base::Func to avoid compiler err in GCC 13.2

[codecov]

Codecov Report

Merging #1209 (29c3fca) into master (1e692ea) will increase coverage by 0.00%.
Report is 4 commits behind head on master.
The diff coverage is 75.92%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1209   +/-   ##
=======================================
  Coverage   64.49%   64.50%           
=======================================
  Files         223      223           
  Lines       23616    23657   +41     
=======================================
+ Hits        15231    15259   +28     
- Misses       8385     8398   +13     

Files	Coverage Δ
svf-llvm/include/SVF-LLVM/LLVMModule.h	97.89% <ø> (-0.13%)	⬇️
svf-llvm/include/SVF-LLVM/LLVMUtil.h	74.66% <ø> (-1.59%)	⬇️
svf/include/SVFIR/SVFType.h	97.67% <ø> (ø)
svf/include/SVFIR/SVFValue.h	90.14% <ø> (+0.14%)	⬆️
svf-llvm/lib/LLVMUtil.cpp	75.64% <96.77%> (+1.32%)	⬆️
svf-llvm/lib/LLVMModule.cpp	82.41% <78.57%> (-0.20%)	⬇️
svf/lib/SVFIR/SVFValue.cpp	74.00% <0.00%> (-7.32%)	⬇️