Enables or disables function grouping if profiling information is enabled.
None
IA-32 architecture, Intel® 64 architecture
| Linux: | -func-groups -no-func-groups |
| Mac OS: | None |
| Windows: | None |
None
| -no-func-groups | If profiling information is not enabled, function grouping is not enabled. However, if profiling information is enabled by option -prof-use, function grouping is enabled and the default is -func-groups. |
This option enables or disables function grouping if profiling information is enabled.
A "function grouping" is a profiling optimization in which entire routines are placed either in the cold code section or the hot code section.
If you want to disable function grouping when profiling information is enabled, specify -no-func-groups.
None
prof-use, Qprof-use compiler option