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[pf3gnuchains/gcc-fork.git] / gcc / dwarf2asm.c

diff --git a/gcc/dwarf2asm.c b/gcc/dwarf2asm.c
index ac789f9..552bf17 100644 (file)
--- a/gcc/dwarf2asm.c
+++ b/gcc/dwarf2asm.c
@@ -52,7 +52,8 @@ dw2_assemble_integer (int size, rtx x)
     {
       fputs (op, asm_out_file);
       if (GET_CODE (x) == CONST_INT)
-       fprintf (asm_out_file, HOST_WIDE_INT_PRINT_HEX, INTVAL (x));
+       fprintf (asm_out_file, HOST_WIDE_INT_PRINT_HEX,
+                (unsigned HOST_WIDE_INT) INTVAL (x));
       else
        output_addr_const (asm_out_file, x);
     }
@@ -701,6 +702,31 @@ static GTY(()) int dw2_const_labelno;
 # define USE_LINKONCE_INDIRECT 0
 #endif
 
+/* Comparison function for a splay tree in which the keys are strings.
+   K1 and K2 have the dynamic type "const char *".  Returns <0, 0, or
+   >0 to indicate whether K1 is less than, equal to, or greater than
+   K2, respectively.  */
+
+static int
+splay_tree_compare_strings (splay_tree_key k1, splay_tree_key k2)
+{
+  const char *s1 = (const char *)k1;
+  const char *s2 = (const char *)k2;
+  int ret;
+
+  if (s1 == s2)
+    return 0;
+
+  ret = strcmp (s1, s2);
+
+  /* The strings are always those from IDENTIFIER_NODEs, and,
+     therefore, we should never have two copies of the same
+     string.  */
+  gcc_assert (ret);
+
+  return ret;
+}
+
 /* Put X, a SYMBOL_REF, in memory.  Return a SYMBOL_REF to the allocated
    memory.  Differs from force_const_mem in that a single pool is used for
    the entire unit of translation, and the memory is not guaranteed to be
@@ -715,7 +741,9 @@ dw2_force_const_mem (rtx x, bool public)
   tree decl;
 
   if (! indirect_pool)
-    indirect_pool = splay_tree_new_ggc (splay_tree_compare_pointers);
+    /* We use strcmp, rather than just comparing pointers, so that the
+       sort order will not depend on the host system.  */
+    indirect_pool = splay_tree_new_ggc (splay_tree_compare_strings);
 
   gcc_assert (GET_CODE (x) == SYMBOL_REF);