Compute the union of two access‐group lists.

Synopsis

Declared in <llvm/Analysis/VectorUtils.h>

MDNode*
uniteAccessGroups(
    MDNode* AccGroups1,
    MDNode* AccGroups2);

Description

If the list contains just one access group, it is returned directly. If the list is empty, returns nullptr.

Return Value

The united access‐group metadata, a single group, or nullptr.

Parameters

Name

Description

AccGroups1

First access‐group metadata node, or nullptr.

AccGroups2

Second access‐group metadata node, or nullptr.

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