[IMPALA-9838] Switch to GCC 7.5.0

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: Impala 4.0.0
• Fix Version/s: Impala 4.0.0
• Component/s: Backend, Infrastructure
• Epic Link: GCC7_newabi_upgrade
• Target Version: Impala 4.0.0
• Epic Color: ghx-label-1
• Assignee: Joe McDonnell
• Reporter: Joe McDonnell
• Created: 08/Jun/20 00:15
• Updated: 16/Jun/20 00:14
• Resolved: 16/Jun/20 00:14

Description

This tracks the final switchover from GCC 4.9.2 to GCC 7.5.0. The toolchain will be updated to a the version produced with GCC 7.5.0.