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re PR target/16819 (ICE with empty struct as arg)

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gcc/ChangeLog:
PR target/16819
* calls.c (load_register_parameters): Don't call use_regs when
nregs is zero.
gcc/testsuite/ChangeLog:
PR target/16891
* gcc.dg/empty2.c: New.

From-SVN: r92551
This commit is contained in:
Alexandre Oliva 2004-12-23 16:09:01 +00:00 committed by Alexandre Oliva
parent 579eab5897
commit faa003343e
4 changed files with 28 additions and 2 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2004-12-23 Alexandre Oliva <aoliva@redhat.com>
PR target/16819
* calls.c (load_register_parameters): Don't call use_regs when
nregs is zero.
2004-12-23 Eric Botcazou <ebotcazou@libertysurf.fr>
PR middle-end/17746

4
gcc/calls.c
View File

@ -1554,8 +1554,8 @@ load_register_parameters (struct arg_data *args, int num_actuals,
use_group_regs (call_fusage, reg);
else if (nregs == -1)
use_reg (call_fusage, reg);
else
use_regs (call_fusage, REGNO (reg), nregs == 0 ? 1 : nregs);
else if (nregs > 0)
use_regs (call_fusage, REGNO (reg), nregs);
}
}
}

5
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,8 @@
2004-12-23 Alexandre Oliva <aoliva@redhat.com>
PR target/16891
* gcc.dg/empty2.c: New.
2004-12-23 Richard Henderson <rth@redhat.com>
* lib/target-supports.exp (check_effective_target_vect_no_align):

15
gcc/testsuite/gcc.dg/empty2.c Normal file
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@ -0,0 +1,15 @@
/* { dg-do compile } */
double d=0;
struct A {} a;
void foo(struct A x)
{
d=0;
}
void bar()
{
if (d) foo(a);
}