[clang] [clang][Interp] IntegralAP zero-init (PR #68081)

[Aaron Ballman via cfe-commits]

================
@@ -100,12 +100,13 @@ template <bool Signed> class IntegralAP final {
   }
   static IntegralAP from(const Boolean &B) {
     assert(false);
-    return IntegralAP::zero();
+    return IntegralAP::zero(1);
----------------
AaronBallman wrote:

Why does this not look at the value of `B`?

https://github.com/llvm/llvm-project/pull/68081