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Diffstat (limited to 'docs/LangRef.html')
| -rw-r--r-- | docs/LangRef.html | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/docs/LangRef.html b/docs/LangRef.html index 526f119a62..78d4818aed 100644 --- a/docs/LangRef.html +++ b/docs/LangRef.html @@ -2329,6 +2329,9 @@ has undefined behavior.</p> event that a value is deleted, it will be replaced with a typeless "<tt>null</tt>", such as "<tt>metadata !{null, i32 10}</tt>".</p> +<p>A named metadata is a collection of metadata nodes. For example: "<tt>!foo = + metadata !{!4, !3}</tt>". + <p>Optimizations may rely on metadata to provide additional information about the program that isn't available in the instructions, or that isn't easily computable. Similarly, the code generator may expect a certain metadata |