[llvm] [LLVM-C] Support operand bundles (PR #73914)

[Nikita Popov via llvm-commits]

================
@@ -3451,6 +3528,38 @@ LLVMTypeRef LLVMGetCalledFunctionType(LLVMValueRef C);
  */
 LLVMValueRef LLVMGetCalledValue(LLVMValueRef Instr);
 
+/**
+ * Obtain the number of operand bundles attached to this instruction.
+ *
+ * This only works on llvm::CallInst and llvm::InvokeInst instructions.
+ *
+ * @see llvm::CallInst::getNumOperandBundles()
+ * @see llvm::InvokeInst::getNumOperandBundles()
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nikic wrote:

```suggestion
 * @see llvm::CallBase::getNumOperandBundles()
```

https://github.com/llvm/llvm-project/pull/73914