From: Götz Lindenmaier <goetz@ipd.info.uni-karlsruhe.de>
Date: Tue, 11 May 2004 13:08:02 +0000 (+0000)
Subject: in search of an error ...
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=ac05165348caed7dfe6895d50f36ef38d37d5df3;p=libfirm

in search of an error ...

[r2869]
---

diff --git a/ir/ana/irscc.c b/ir/ana/irscc.c
index 31c6e33f3..8bce16a5b 100644
--- a/ir/ana/irscc.c
+++ b/ir/ana/irscc.c
@@ -591,10 +591,19 @@ static bool is_outermost_Start(ir_node *n) {
 /* Don't walk from nodes to blocks except for Control flow operations. */
 static INLINE int
 get_start_index(ir_node *n) {
-  if (is_cfop(n) || is_fragile_op(n) || intern_get_irn_op(n) == op_Start)
+  /*  if (is_cfop(n) || is_fragile_op(n) || intern_get_irn_op(n) == op_Start)
+      // this should be sufficient.
     return -1;
   else
     return 0;
+  */
+  if (intern_get_irn_op(n) == op_Phi   ||
+      intern_get_irn_op(n) == op_Block ||
+      (intern_get_irn_op(n) == op_Filter && interprocedural_view))
+    // Here we could test for backedge at -1 which is illegal
+    return 0;
+  else
+    return -1;
 }
 #if 0
 /* Returns current_ir_graph and set it to the irg of predecessor index