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Re: TPF: disable discriminators
> TARGET_TPF is always defined. Just use a C if.
> Otherwise ok.
Thanks, checked in as attached.
What about older branches? 4.7 needs this patch, 4.6 needs my
original patch.
2012-07-31 DJ Delorie <dj@redhat.com>
* config/s390/s390.c (s390_option_override): Disable DWARF 3/4
extensions for TPF, unless specifically selected.
Index: gcc/config/s390/s390.c
===================================================================
--- gcc/config/s390/s390.c (revision 190022)
+++ gcc/config/s390/s390.c (working copy)
@@ -1651,12 +1651,22 @@ s390_option_override (void)
flag_prefetch_loop_arrays = 1;
/* Use the alternative scheduling-pressure algorithm by default. */
maybe_set_param_value (PARAM_SCHED_PRESSURE_ALGORITHM, 2,
global_options.x_param_values,
global_options_set.x_param_values);
+
+ if (TARGET_TPF)
+ {
+ /* Don't emit DWARF3/4 unless specifically selected. The TPF
+ debuggers do not yet support DWARF 3/4. */
+ if (!global_options_set.x_dwarf_strict)
+ dwarf_strict = 1;
+ if (!global_options_set.x_dwarf_version)
+ dwarf_version = 2;
+ }
}
/* Map for smallest class containing reg regno. */
const enum reg_class regclass_map[FIRST_PSEUDO_REGISTER] =
{ GENERAL_REGS, ADDR_REGS, ADDR_REGS, ADDR_REGS,