[clang][bytecode] Check ai32_bextr builtins for integer args

[tbaederr]

No description provided.

[llvmbot]

@llvm/pr-subscribers-clang

Author: Timm Baeder (tbaederr)

Changes

---

Full diff: https://github.com/llvm/llvm-project/pull/113128.diff

1 Files Affected:

• (modified) clang/lib/AST/ByteCode/InterpBuiltin.cpp (+4)

diff --git a/clang/lib/AST/ByteCode/InterpBuiltin.cpp b/clang/lib/AST/ByteCode/InterpBuiltin.cpp
index c7b9dac5fec80c..10e33c14f4b455 100644
--- a/clang/lib/AST/ByteCode/InterpBuiltin.cpp
+++ b/clang/lib/AST/ByteCode/InterpBuiltin.cpp
@@ -1253,6 +1253,10 @@ static bool interp__builtin_ia32_bextr(InterpState &S, CodePtr OpPC,
                                        const InterpFrame *Frame,
                                        const Function *Func,
                                        const CallExpr *Call) {
+  if (!Call->getArg(0)->getType()->isIntegerType() ||
+      !Call->getArg(1)->getType()->isIntegerType())
+    return false;
+
   PrimType ValT = *S.Ctx.classify(Call->getArg(0));
   PrimType IndexT = *S.Ctx.classify(Call->getArg(1));
   APSInt Val = peekToAPSInt(S.Stk, ValT,