About the Intel(R) C++ Compiler
Compiler Options Quick Reference Guides
Getting Started with the Intel(R) C++ Compiler
Customizing Compilation Environment
Customizing Compilation Process
Language Conformance
Optimizations
    Optimization Levels
       Overview: Optimization Levels
       Setting Optimization Levels
       Restricting Optimizations
    Floating-point Optimizations
    Optimizing for Specific Processors
    Interprocedural Optimizations
    Profile-guided Optimizations
    High-level Language Optimizations (HLO)
    Parallelization
    Vectorization (IA-32 only)
Optimization Support Features
Libraries
Diagnostics and Messages
gcc Compatibility
Reference Information