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| author | Geoffrey Keating <geoffk@apple.com> | 2002-11-15 21:27:48 +0000 |
|---|---|---|
| committer | Geoffrey Keating <geoffk@gcc.gnu.org> | 2002-11-15 21:27:48 +0000 |
| commit | 737c38d12a975ef81963eb60abf05f73683c308e (patch) | |
| tree | a74f36fe5dd5f90b3066a9ef37342e8a9a748ea0 /gcc/doc | |
| parent | 423b950b13cc5cabc21a2164746e14a1117495ce (diff) | |
| download | gcc-737c38d12a975ef81963eb60abf05f73683c308e.zip gcc-737c38d12a975ef81963eb60abf05f73683c308e.tar.gz gcc-737c38d12a975ef81963eb60abf05f73683c308e.tar.bz2 | |
params.def (GGC_MIN_HEAPSIZE): Fix GGC_ALWAYS_COLLECT problem.
* params.def (GGC_MIN_HEAPSIZE): Fix GGC_ALWAYS_COLLECT problem.
* doc/invoke.texi: Correct description of what needs to be done to
force collection at every ggc_collect call.
From-SVN: r59143
Diffstat (limited to 'gcc/doc')
| -rw-r--r-- | gcc/doc/invoke.texi | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index dc8a436..1df52de 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -4241,9 +4241,10 @@ collector's heap should be allowed to expand between collections. Tuning this may improve compilation speed; it has no effect on code generation. -The default is 30%. Setting this parameter to zero causes a full -collection to occur at every opportunity. This is extremely slow, but -can be useful for debugging. +The default is 30%. Setting this parameter and +@option{ggc-min-heapsize} to zero causes a full collection to occur at +every opportunity. This is extremely slow, but can be useful for +debugging. @item ggc-min-heapsize @@ -4254,7 +4255,9 @@ tuning this may improve compilation speed, and has no effect on code generation. The default is 4096 (four megabytes). Setting this parameter very large -effectively disables garbage collection. +effectively disables garbage collection. Setting this parameter and +@option{ggc-min-expand} to zero causes a full collection to occur at +every opportunity. @end table @end table |