_sidebar.md

@@ -7,6 +7,7 @@
     - [Loop-size](Loop-size)
     - [Managing-code-paths](Managing-code-paths)
     - [32-bit and 64-bit data types](32-bit-and-64-bit-data-types)
+    - [union_int_float_t](union_int_float_t)
 4. [Implementation](Implementation)
 
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