6.2.1 Keyword Extensions

The compiler supports several keywords and attributes in addition to those provided by the C standard. These are part of the base GCC implementation and the discussions in the referenced sections are based on the standard GCC documentation, tailored for the specific syntax and semantics of the 32-bit compiler port of GCC.

• Specifying Attributes of Variables – 8.11 Variable Attributes
• Specifying Attributes of Functions – 16.2.1 Function Attributes
• Inline Functions – 16.9 Inline Functions
• Variables in Specified Registers – 8.11 Variable Attributes
• Complex Numbers – 8.7 Complex Data Types
• Double-Word Integers – 8.3 Integer Data Types
• Referring to a Type with typeof – 13.2 Type References