PR middle-end/42095

[pf3gnuchains/gcc-fork.git] / gcc / cp / tree.c

diff --git a/gcc/cp/tree.c b/gcc/cp/tree.c
index d431b31..17fc495 100644 (file)
--- a/gcc/cp/tree.c
+++ b/gcc/cp/tree.c
@@ -37,6 +37,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "target.h"
 #include "convert.h"
 #include "tree-flow.h"
+#include "cgraph.h"
 
 static tree bot_manip (tree *, int *, void *);
 static tree bot_replace (tree *, int *, void *);
@@ -3125,7 +3126,16 @@ cp_fix_function_decl_p (tree decl)
   if (!gimple_has_body_p (decl)
       && !DECL_THUNK_P (decl)
       && !DECL_EXTERNAL (decl))
-    return true;
+    {
+      struct cgraph_node *node = cgraph_get_node (decl);
+
+      /* Don't fix same_body aliases.  Although they don't have their own
+        CFG, they share it with what they alias to.  */
+      if (!node
+         || node->decl == decl
+         || !node->same_body)
+       return true;
+    }
 
   return false;
 }