2 Copyright 1988-2022 Free Software Foundation, Inc.
3 This is part of the GCC manual.
4 For copying conditions, see the copyright.rst file.
6 .. _environment-variables:
8 OpenMP Environment Variables
9 ----------------------------
11 The environment variables which beginning with :envvar:`OMP_` are defined by
12 section 4 of the OpenMP specification in version 4.5, while those
13 beginning with :envvar:`GOMP_` are GNU extensions.
18 openmp-environment-variables/ompcancellation
19 openmp-environment-variables/ompdisplayenv
20 openmp-environment-variables/ompdefaultdevice
21 openmp-environment-variables/ompdynamic
22 openmp-environment-variables/ompmaxactivelevels
23 openmp-environment-variables/ompmaxtaskpriority
24 openmp-environment-variables/ompnested
25 openmp-environment-variables/ompnumteams
26 openmp-environment-variables/ompnumthreads
27 openmp-environment-variables/ompprocbind
28 openmp-environment-variables/ompplaces
29 openmp-environment-variables/ompstacksize
30 openmp-environment-variables/ompschedule
31 openmp-environment-variables/omptargetoffload
32 openmp-environment-variables/ompteamsthreadlimit
33 openmp-environment-variables/ompthreadlimit
34 openmp-environment-variables/ompwaitpolicy
35 openmp-environment-variables/gompcpuaffinity
36 openmp-environment-variables/gompdebug
37 openmp-environment-variables/gompstacksize
38 openmp-environment-variables/gompspincount
39 openmp-environment-variables/gomprtemsthreadpools