IBM Support

IJ51839: SUPPORT USING UNDEFINEDBEHAVIOR SANITIZER (UBSAN) WITH FUNCTION SECTIONS

Abstract

When compiling with -ffunction-sections and -fsanitize=undefined the compiler abends from early in main on an unrecognized

[{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSGH3R","label":"XL C\/C++ for AIX"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"H12","Line of Business":{"code":"LOB73","label":"Power TPS"}}]

Log InLog in to view more of this document

This document has the abstract of a technical article that is available to authorized users once you have logged on. Please use Log in button above to access the full document. After log in, if you do not have the right authorization for this document, there will be instructions on what to do next.

Document Information

Modified date:
28 July 2026