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MPLAB® XC32 C Compiler User's Guide for PIC32A MCU
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24
Common C Interface
24.5
Compiler Features
Notice to Development Tools Customers
1
Preface
2
Compiler Overview
3
Compiler and Other Development Tools
4
How To's
5
XC32
Toolchain and
MPLAB® X IDE
6
Compiler Command-Line Driver
7
Device-Related Features
8
Differences Between
MPLAB® XC32
and C Standard
9
Supported Data Types and Variables
10
Fixed-Point Arithmetic Support
11
Memory Allocation and Access
12
Operators and Statements
13
Register Usage
14
Functions
15
Interrupts
16
Main, Runtime Startup and Reset
17
Mixing C and Assembly Code
18
Library Routines
19
Optimizations
20
Preprocessing
21
Linking Programs
22
Implementation-Defined Behavior
23
Embedded Compiler Compatibility Mode
24
Common C Interface
24.1
Background – The Desire for Portable Code
24.2
Using the CCI
24.3
ANSI Standard Refinement
24.4
ANSI Standard Extensions
24.5
Compiler Features
24.5.1
Enabling the CCI
25
Diagnostic Pragmas
26
Diagnostic Messages
27
GNU Free Documentation License
28
Built-in Functions
29
Document Revision History
Microchip Information
24.5 Compiler Features
The following item details the compiler options used to control the CCI.
