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C Academy · Lesson

Code Optimization Techniques

Improve performance using compiler optimizations and efficient algorithms.

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Code Optimization Techniques

Optimizing C code improves execution speed and reduces memory usage.

In this lesson, you will learn:

  • How compiler optimizations work.
  • How to write efficient code.
  • How to use profiling tools to identify performance bottlenecks.
Code Optimization Techniques — illustration 1

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Compiler Optimization Levels

GCC provides different levels of optimization:

  • -O1 - Basic optimizations.
  • -O2 - More aggressive optimizations.
  • -O3 - Maximum optimizations (may increase code size).
  • -Os - Optimizes for size instead of speed.

All lessons in this course

  1. Makefiles and Compilation Process
  2. Code Optimization Techniques
  3. Large-Scale Project Management
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