================
@@ -10055,3 +10055,64 @@ different languages to coexist on the same call stack
while each interpreting
exceptions according to their own rules.
}];
}
+
+def SentinelDocs : Documentation {
+ let Category = DocCatFunction;
+ let Content = [{
+The ``sentinel`` attribute can be applied to variadic functions and pointers to
+variadic functions, to diagnose each function call that do not pass a sentinel
+value (a null pointer constant) in the argument list, at the end by default.
+The attribute accepts 2 optional parameters: the first parameter is the
+position of the expected sentinel value, starting from the last parameter which
----------------
AaronBallman wrote:
```suggestion
index of the expected sentinel value, starting from the last parameter which
```
Also: "which defaults to 0" is hard for me to read; maybe that should be a
separate sentence? e.g., "...starting from the last parameter. If this argument
is elided, it defaults to '0'." and similar below?
https://github.com/llvm/llvm-project/pull/196088
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