From d61a062d5c3430d0b484bb1aacc8c77ae803ec5b Mon Sep 17 00:00:00 2001 From: Christoph Muellner Date: Mon, 15 Oct 2018 12:23:19 +0200 Subject: funcse: Improve helper string for -funcse. Signed-off-by: Christoph Muellner --- gcc/common.opt | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/gcc/common.opt b/gcc/common.opt index 05e0fabe9013..6d98927fcc65 100644 --- a/gcc/common.opt +++ b/gcc/common.opt @@ -2584,7 +2584,9 @@ trailing array. funcse Common Report Var(flag_uncse) Init(0) Optimization -Undoing of CSE +Undoing of CSE (common subexpression elimination). +This allows to merge the common subexpression into +its consuming instruction. funit-at-a-time Common Report Var(flag_unit_at_a_time) Init(1) -- cgit v1.2.3