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MPLAB® XC-DSC C/C++ Compiler User Guide for dsPIC33A DSC

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6 Compiler Command-Line Driver
6.7 Driver Option Descriptions
6.7.6 Options for Controlling Optimization
6.7.6.6 Options For Specific Optimization Control
6.7.6.6.21 -fstrength-reduce

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Notice to Development Tools Customers
1 Preface
2 Compiler Overview
3 Compiler and Other Development Tools
4 How To's
5 XC-DSC Toolchain and Supporting IDEs
6 Compiler Command-Line Driver
7 Device-Related Features
8 Differences Between MPLAB® XC-DSC and Language Standards
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 C Implementation-Defined Behavior
23 C++ Implementation-Defined Behavior
24 Embedded Compiler Compatibility Mode
25 Common C Interface
26 Diagnostic Pragmas
27 Diagnostic Messages
28 GNU Free Documentation License
29 Built-in Functions
30 Document Revision History
Microchip Information

6.7.6.6.21 -fstrength-reduce

Perform the optimizations of loop strength reduction and elimination of iteration variables.

DS-50003918B

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