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riscv-gcc-1
Commit 5c1c631e by Diego Novillo Committed by Diego Novillo
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* doc/invoke.texi: Fix documentation for -ftree-dominator-opts. 

From-SVN: r103289
parent 3d91803a
Showing with 9 additions and 2 deletions
gcc/ChangeLog
2005-08-19 Diego Novillo <dnovillo@redhat.com>
* doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2005-08-19 Devang Patel <dpatel@apple.com>
PR tree-optimization/23048
......
gcc/doc/invoke.texi
......@@ -4960,8 +4960,11 @@ Perform dead code elimination (DCE) on trees. This flag is enabled by
default at @option{-O} and higher.
@item -ftree-dominator-opts
Perform dead code elimination (DCE) on trees. This flag is enabled by
default at @option{-O} and higher.
Perform a variety of simple scalar cleanups (constant/copy
propagation, redundancy elimination, range propagation and expression
simplification) based on a dominator tree traversal. This also
performs jump threading (to reduce jumps to jumps). This flag is
enabled by default at @option{-O} and higher.
@item -ftree-ch
Perform loop header copying on trees. This is beneficial since it increases
......
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