[llvm-commits] [llvm-gcc-4.0] r44419 - /llvm-gcc-4.0/trunk/gcc/tree.c

[Chris Lattner]

Author: lattner
Date: Wed Nov 28 16:44:01 2007
New Revision: 44419

URL: http://llvm.org/viewvc/llvm-project?rev=44419&view=rev
Log:
Fix PR1744 and test/CFrontend/2007-11-28-GlobalInitializer.c


Modified:
    llvm-gcc-4.0/trunk/gcc/tree.c

Modified: llvm-gcc-4.0/trunk/gcc/tree.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.0/trunk/gcc/tree.c?rev=44419&r1=44418&r2=44419&view=diff

==============================================================================
--- llvm-gcc-4.0/trunk/gcc/tree.c (original)
+++ llvm-gcc-4.0/trunk/gcc/tree.c Wed Nov 28 16:44:01 2007
@@ -2492,6 +2492,22 @@
     }
   else if (CONSTANT_CLASS_P (node))
     ;
+/* APPLE LOCAL begin LLVM */
+#ifdef ENABLE_LLVM
+  /* Support the "array ref with pointer base" extension.  If we have &p[i],
+     treat this like we do a binop.
+   */
+  else if (TREE_CODE(node) == ARRAY_REF && 
+           POINTER_TYPE_P(TREE_TYPE(TREE_OPERAND(node, 0)))) {
+    ti &= TREE_INVARIANT(TREE_OPERAND(node, 0)) & 
+          TREE_INVARIANT(TREE_OPERAND(node, 1));
+    tc &= TREE_CONSTANT(TREE_OPERAND(node, 0)) & 
+          TREE_CONSTANT(TREE_OPERAND(node, 1));
+    se |= TREE_SIDE_EFFECTS(TREE_OPERAND(node, 0)) |
+          TREE_SIDE_EFFECTS(TREE_OPERAND(node, 1));
+  }
+#endif
+/* APPLE LOCAL end LLVM */
   else
     {
       ti = tc = false;