no need to eliminate empty blocks in duplicate_exits_without_lineno

python · Sep 9, 2022 · 42a7525 · 42a7525
1 parent 349cc45
commit 42a7525
Showing 1 changed file with 3 additions and 6 deletions.
diff --git a/Python/compile.c b/Python/compile.c
@@ -9623,12 +9623,9 @@ duplicate_exits_without_lineno(cfg_builder *g)
             }
         }
     }
-    /* Eliminate empty blocks */
-    for (basicblock *b = entryblock; b != NULL; b = b->b_next) {
-        while (b->b_next && b->b_next->b_iused == 0) {
-            b->b_next = b->b_next->b_next;
-        }
-    }
+
+    assert(no_empty_basic_blocks(g));
+
     /* Any remaining reachable exit blocks without line number can only be reached by
      * fall through, and thus can only have a single predecessor */
     for (basicblock *b = entryblock; b != NULL; b = b->b_next) {