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Fix opt/jumpthreading4.c
author
Andreas Zwinkau
<zwinkau@kit.edu>
Thu, 21 Apr 2011 12:24:18 +0000
(14:24 +0200)
committer
Andreas Zwinkau
<zwinkau@kit.edu>
Thu, 21 Apr 2011 12:24:18 +0000
(14:24 +0200)
ir/opt/jumpthreading.c
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diff --git
a/ir/opt/jumpthreading.c
b/ir/opt/jumpthreading.c
index
6b293ff
..
fb0d5c1
100644
(file)
--- a/
ir/opt/jumpthreading.c
+++ b/
ir/opt/jumpthreading.c
@@
-739,6
+739,10
@@
void opt_jumpthreading(ir_graph* irg)
remove_critical_cf_edges(irg);
remove_critical_cf_edges(irg);
+ /* ugly: jump threading might get confused by garbage nodes
+ * of mode_X in copy_and_fix_node(), so remove all garbage edges. */
+ edges_deactivate(irg);
+
edges_assure(irg);
ir_reserve_resources(irg, IR_RESOURCE_IRN_LINK | IR_RESOURCE_IRN_VISITED);
edges_assure(irg);
ir_reserve_resources(irg, IR_RESOURCE_IRN_LINK | IR_RESOURCE_IRN_VISITED);