It is enabled at -O3, but the doc currently says -O2. This fixes it.
Committing to trunk.
Segher
2019-01-22 Segher Boessenkool <seg...@kernel.crashing.org>
* doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
---
gcc/doc/invoke.texi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index ee3ed2d..2eb5fda 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -9679,7 +9679,7 @@ enabled.
@opindex fsplit-paths
Split paths leading to loop backedges. This can improve dead code
elimination and common subexpression elimination. This is enabled by
-default at @option{-O2} and above.
+default at @option{-O3} and above.
@item -fsplit-ivs-in-unroller
@opindex fsplit-ivs-in-unroller
--
1.8.3.1
