[clang] [analyzer] Support interestingness in ArrayBoundV2 (PR #78315)

[Balazs Benics via cfe-commits]

================
@@ -0,0 +1,128 @@
+// RUN: %clang_analyze_cc1 -Wno-array-bounds -analyzer-output=text        \
+// RUN:     -analyzer-checker=core,alpha.security.ArrayBoundV2,unix.Malloc,alpha.security.taint,debug.ExprInspection -verify %s
+
+int array[10];
+
+void clang_analyzer_value(unsigned arg);
----------------
steakhal wrote:

I'm worried about implicit conversions if at the call site we have a signed int, that could affect what range we display.
I'm not sure if this is true or not.

https://github.com/llvm/llvm-project/pull/78315