For details on GCC support and a list of unsupported GCC compiler extensions, see GCC Support.

QNX GCC 5.x

• Compiler acronym: qcc_5
• Host OS: Windows, Linux
• Supported practices: Full support
• Support level: Extended

QNX GCC 5.x (x86-64)

• Compiler acronym: qcc_5-64
• Host OS: Windows, Linux
• Supported practices: Full support
• Support level: Extended

QNX GCC 5.x (ARM)

• Compiler acronym: qccarm_5
• Host OS: Windows, Linux
• Supported practices: Full support
• Support level: Extended

QNX GCC 5.x (ARM64)

• Compiler acronym: qccarm_5-64
• Host OS: Windows, Linux
• Supported practices: Full support
• Support level: Extended

QNX GCC 8.x (x86_64)

• Compiler acronym: qcc_8-64
• Host OS: Windows, Linux
• Supported practices: Full support
• Support level: Standard 

QNX GCC 8.x (ARM64)

• Compiler acronym: qccarm_8-64
• Host OS: Windows, Linux
• Supported practices: Full support
• Support level: Standard 

Deprecated Compilers

The following compiler configurations are now deprecated:

QNX GCC 4.2.x

• Compiler acronym: qcc_4_2
• Host OS: Windows
• Supported practices: Full support
• Support level: Extended

QNX GCC 4.4.x

• Compiler acronym: qcc_4_4
• Host OS: Windows
• Supported practices: Full support
• Support level: Extended

About Support Levels

• Extended: Support has been validated with extended testing and is approved for use in safety-critical software development.
• Standard: Support has been validated with standard testing and is approved for use in non-safety critical software development.