Displaying 1 result from an estimated 1 matches for "comdat_sect".
2017 Dec 20
2
Dropping COMDAT with LTO
...inker will resolve all COMDAT groups to the IR-provided
definitions, if available. Additionally it specifies that "When the
WPA phase produces the definition of the COMDAT symbol in a new object
file, that definition should not be in a COMDAT group."
(https://gcc.gnu.org/wiki/whopr/driver#COMDAT_Sections)
The gold LTO plugin does not currently remove COMDAT groups from
symbols emitted to the new object file. This doesn't actually seem to
matter, as the linker ignores the COMDAT groups. However, it might be
nice to strip the COMDAT group early in module linking since we know
we won't ne...