Fix assertion failure in coerce_unspec_val_to_type

[deliverable/binutils-gdb.git] / gas / expr.c

diff --git a/gas/expr.c b/gas/expr.c
index fffb7f16ff90bdb4e7665f5f4746e0bbdabf3029..3efde88cc0a2c1034022f14454c3fb36c147432c 100644 (file)
--- a/gas/expr.c
+++ b/gas/expr.c
@@ -1,5 +1,5 @@
 /* expr.c -operands, expressions-
-   Copyright (C) 1987-2017 Free Software Foundation, Inc.
+   Copyright (C) 1987-2019 Free Software Foundation, Inc.
 
    This file is part of GAS, the GNU Assembler.
 
@@ -1302,48 +1302,6 @@ operand (expressionS *expressionP, enum expr_mode mode)
            }
 #endif
 
-#ifdef TC_I960
-         /* The MRI i960 assembler permits
-                lda sizeof code,g13
-            FIXME: This should use md_parse_name.  */
-         if (flag_mri
-             && (strcasecmp (name, "sizeof") == 0
-                 || strcasecmp (name, "startof") == 0))
-           {
-             int start;
-             char *buf;
-
-             start = (name[1] == 't'
-                      || name[1] == 'T');
-
-             *input_line_pointer = c;
-             SKIP_WHITESPACE_AFTER_NAME ();
-
-             c = get_symbol_name (& name);
-             if (! *name)
-               {
-                 as_bad (_("expected symbol name"));
-                 expressionP->X_op = O_absent;
-                 (void) restore_line_pointer (c);
-                 ignore_rest_of_line ();
-                 break;
-               }
-
-             buf = concat (start ? ".startof." : ".sizeof.", name,
-                           (char *) NULL);
-             symbolP = symbol_make (buf);
-             free (buf);
-
-             expressionP->X_op = O_symbol;
-             expressionP->X_add_symbol = symbolP;
-             expressionP->X_add_number = 0;
-
-             *input_line_pointer = c;
-             SKIP_WHITESPACE_AFTER_NAME ();
-             break;
-           }
-#endif
-
          symbolP = symbol_find_or_make (name);
 
          /* If we have an absolute symbol or a reg, then we know its
@@ -1880,6 +1838,13 @@ expr (int rankarg,               /* Larger # is higher rank.  */
          right.X_op_symbol = NULL;
        }
 
+      if (mode == expr_defer
+         && ((resultP->X_add_symbol != NULL
+              && S_IS_FORWARD_REF (resultP->X_add_symbol))
+             || (right.X_add_symbol != NULL
+                 && S_IS_FORWARD_REF (right.X_add_symbol))))
+       goto general;
+
       /* Optimize common cases.  */
 #ifdef md_optimize_expr
       if (md_optimize_expr (resultP, op_left, &right))
@@ -2214,7 +2179,10 @@ resolve_expression (expressionS *expressionP)
                || op == O_lt || op == O_le || op == O_ge || op == O_gt)
               && seg_left == seg_right
               && (finalize_syms
-                  || frag_offset_fixed_p (frag_left, frag_right, &frag_off))
+                  || frag_offset_fixed_p (frag_left, frag_right, &frag_off)
+                  || (op == O_gt
+                      && frag_gtoffset_p (left, frag_left,
+                                          right, frag_right, &frag_off)))
               && (seg_left != reg_section || left == right)
               && (seg_left != undefined_section || add_symbol == op_symbol)))
        {