From d0a3d55ae4a2656f7c306c9345ba14853b4075d5 Mon Sep 17 00:00:00 2001
From: Martin Liska <mliska@suse.cz>
Date: Wed, 30 Nov 2022 15:01:06 +0100
Subject: [PATCH] switch conversion: remove dead variable
gcc/ChangeLog:
* tree-switch-conversion.cc (bit_test_cluster::emit): Remove
dead variable bt_range.
---
gcc/tree-switch-conversion.cc | 2 --
1 file changed, 2 deletions(-)
diff --git a/gcc/tree-switch-conversion.cc b/gcc/tree-switch-conversion.cc
index 83ba1c1ca031..1d75d7c7fc73 100644
--- a/gcc/tree-switch-conversion.cc
+++ b/gcc/tree-switch-conversion.cc
@@ -1518,7 +1518,6 @@ bit_test_cluster::emit (tree index_expr, tree index_type,
tree minval = get_low ();
tree maxval = get_high ();
- unsigned HOST_WIDE_INT bt_range = get_range (minval, maxval);
/* Go through all case labels, and collect the case labels, profile
counts, and other information we need to build the branch tests. */
@@ -1676,7 +1675,6 @@ bit_test_cluster::emit (tree index_expr, tree index_type,
{
profile_probability prob = test[k].prob / (subtree_prob + default_prob);
subtree_prob -= test[k].prob;
- bt_range -= test[k].bits;
tmp = wide_int_to_tree (word_type_node, test[k].mask);
tmp = fold_build2_loc (loc, BIT_AND_EXPR, word_type_node, csui, tmp);
tmp = fold_build2_loc (loc, NE_EXPR, boolean_type_node,
--
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