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| author | Jason Merrill <jason@gcc.gnu.org> | 2016-02-24 14:55:57 -0500 |
|---|---|---|
| committer | Jason Merrill <jason@gcc.gnu.org> | 2016-02-24 14:55:57 -0500 |
| commit | 4e7bcf32fe3bb1878fc09d2ba7a478ba19660b86 (patch) | |
| tree | 3acb1c6a0c38d991ba85adb6703eb9291c050b59 /gcc/doc | |
| parent | 3b96b93aec896a79bffad622ce6a161276cb198e (diff) | |
| download | gcc-4e7bcf32fe3bb1878fc09d2ba7a478ba19660b86.zip gcc-4e7bcf32fe3bb1878fc09d2ba7a478ba19660b86.tar.gz gcc-4e7bcf32fe3bb1878fc09d2ba7a478ba19660b86.tar.bz2 | |
* doc/invoke.texi: Adjust -flifetime-dse documentation.
From-SVN: r233680
Diffstat (limited to 'gcc/doc')
| -rw-r--r-- | gcc/doc/invoke.texi | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index b8b2e70..18b2b8f 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -6812,7 +6812,9 @@ storage persisting beyond the lifetime of the object, you can use this flag to disable this optimization. To preserve stores before the constructor starts (e.g. because your operator new clears the object storage) but still treat the object as dead after the destructor you, -can use -flifetime-dse=1. +can use @option{-flifetime-dse=1}. The default behavior can be +explicitly selected with @option{-flifetime-dse=2}. +@option{-flifetime-dse=0} is equivalent to @option{-fno-lifetime-dse}. @item -flive-range-shrinkage @opindex flive-range-shrinkage |