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-rw-r--r--gdb/target-descriptions.c35
1 files changed, 34 insertions, 1 deletions
diff --git a/gdb/target-descriptions.c b/gdb/target-descriptions.c
index 0b12e3e..16aaa64 100644
--- a/gdb/target-descriptions.c
+++ b/gdb/target-descriptions.c
@@ -1550,6 +1550,7 @@ maint_print_c_tdesc_cmd (char *args, int from_tty)
struct tdesc_type_field *f;
struct tdesc_type_flag *flag;
int ix, ix2, ix3;
+ int printed_field_type = 0;
/* Use the global target-supplied description, not the current
architecture's. This lets a GDB for one architecture generate C
@@ -1588,7 +1589,39 @@ maint_print_c_tdesc_cmd (char *args, int from_tty)
printf_unfiltered
(" struct target_desc *result = allocate_target_description ();\n");
printf_unfiltered (" struct tdesc_feature *feature;\n");
- printf_unfiltered (" struct tdesc_type *field_type, *type;\n");
+
+ /* Now we do some "filtering" in order to know which variables to
+ declare. This is needed because otherwise we would declare unused
+ variables `field_type' and `type'. */
+ for (ix = 0;
+ VEC_iterate (tdesc_feature_p, tdesc->features, ix, feature);
+ ix++)
+ {
+ int printed_desc_type = 0;
+
+ for (ix2 = 0;
+ VEC_iterate (tdesc_type_p, feature->types, ix2, type);
+ ix2++)
+ {
+ if (!printed_field_type)
+ {
+ printf_unfiltered (" struct tdesc_type *field_type;\n");
+ printed_field_type = 1;
+ }
+
+ if (type->kind == TDESC_TYPE_UNION
+ && VEC_length (tdesc_type_field, type->u.u.fields) > 0)
+ {
+ printf_unfiltered (" struct tdesc_type *type;\n");
+ printed_desc_type = 1;
+ break;
+ }
+ }
+
+ if (printed_desc_type)
+ break;
+ }
+
printf_unfiltered ("\n");
if (tdesc_architecture (tdesc) != NULL)