[flang-commits] [flang] [flang] Add ability to have special allocator for descriptor data (PR #100690)

[Valentin Clement バレンタイン クレメン via flang-commits]

================
@@ -155,6 +162,18 @@ typedef struct CFI_cdesc_t {
 #else
   CFI_dim_t dim[]; /* must appear last */
 #endif
+
+#ifdef __cplusplus
+  RT_API_ATTRS inline bool HasAddendum() const {
+    return extra & _CFI_ADDENDUM_FLAG;
+  }
+  RT_API_ATTRS inline void SetHasAddendum() {
+    extra |= _CFI_ADDENDUM_FLAG;
+  }
+  RT_API_ATTRS inline int GetAllocIdx() const {
+    return ((int)extra >> _CFI_ADDENDUM_BITS);
+  }
----------------
clementval wrote:

```suggestion
  }
  RT_API_ATTRS inline void SetAllocIdx(int pos) {
    extra = extra | (pos << _CFI_ADDENDUM_BITS);
  }
```

https://github.com/llvm/llvm-project/pull/100690