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-rw-r--r--gcc/basic-block.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/basic-block.h b/gcc/basic-block.h
index 7b467c2..d7893a5 100644
--- a/gcc/basic-block.h
+++ b/gcc/basic-block.h
@@ -145,6 +145,7 @@ typedef struct edge_def {
#define EDGE_ABNORMAL_CALL 8
#define EDGE_EH 16
#define EDGE_FAKE 32
+#define EDGE_DFS_BACK 64
#define EDGE_COMPLEX (EDGE_ABNORMAL | EDGE_ABNORMAL_CALL | EDGE_EH)
@@ -650,6 +651,7 @@ extern void conflict_graph_print PARAMS ((conflict_graph, FILE*));
extern conflict_graph conflict_graph_compute
PARAMS ((regset,
partition));
+extern bool mark_dfs_back_edges PARAMS ((void));
/* In dominance.c */