re PR c++/26789 (ICE on incomplete struct with -fmudflap)

	PR mudflap/26789
	* tree-mudflap.c (mf_xform_derefs_1): Return early on error_mark_node.

From-SVN: r112296

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index fe517ce..0d8b00d 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,10 @@
 2006-03-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 
+       PR mudflap/26789
+       * tree-mudflap.c (mf_xform_derefs_1): Return early on error_mark_node.
+
+2006-03-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
+
        PR driver/22600
        * system.h (ICE_EXIT_CODE): New macro.
        * diagnostic.c (diagnostic_count_diagnostic): Exit with ICE_EXIT_CODE.

diff --git a/gcc/tree-mudflap.c b/gcc/tree-mudflap.c
index 5a1444d..f1009ba 100644 (file)
--- a/gcc/tree-mudflap.c
+++ b/gcc/tree-mudflap.c
@@ -728,6 +728,10 @@ mf_xform_derefs_1 (block_stmt_iterator *iter, tree *tp,
 
   t = *tp;
   type = TREE_TYPE (t);
+
+  if (type == error_mark_node)
+    return;
+
   size = TYPE_SIZE_UNIT (type);
 
   switch (TREE_CODE (t))