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9.7.2 Optimization groups ¶

The optimization passes are grouped into several categories. Currently defined categories in dumpfile.h are

OPTGROUP_IPA ¶

IPA optimization passes. Enabled by -ipa

OPTGROUP_LOOP ¶

Loop optimization passes. Enabled by -loop.

OPTGROUP_INLINE ¶

Inlining passes. Enabled by -inline.

OPTGROUP_OMP ¶

OMP (Offloading and Multi Processing) passes. Enabled by -omp.

OPTGROUP_VEC ¶

Vectorization passes. Enabled by -vec.

OPTGROUP_OTHER ¶

All other optimization passes which do not fall into one of the above.

OPTGROUP_ALL ¶

All optimization passes. Enabled by -optall.

By using groups a user could selectively enable optimization information only for a group of passes. By default, the optimization information for all the passes is dumped.