Add IsFunctionPointerType function

[Vipul-Cariappa]

Description

Implements IsFunctionPointerType function

Fixes # (issue)

Type of change

Please tick all options which are relevant.

• Bug fix
• New feature
• Requires documentation updates

Testing

Checklist

• I have read the contribution guide recently

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 71.29%. Comparing base (fc852d5) to head (2e9ab07).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #503      +/-   ##
==========================================
+ Coverage   71.26%   71.29%   +0.02%     
==========================================
  Files           9        9              
  Lines        3564     3567       +3     
==========================================
+ Hits         2540     2543       +3     
  Misses       1024     1024              

Files with missing lines	Coverage Δ
include/clang/Interpreter/CppInterOp.h	96.29% <ø> (ø)
lib/Interpreter/CppInterOp.cpp	80.60% <100.00%> (+0.03%)	⬆️

Files with missing lines	Coverage Δ
include/clang/Interpreter/CppInterOp.h	96.29% <ø> (ø)
lib/Interpreter/CppInterOp.cpp	80.60% <100.00%> (+0.03%)	⬆️

[vgvassilev]

Lgtm!