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-rw-r--r--gcc/df-problems.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/gcc/df-problems.c b/gcc/df-problems.c
index f11b251..05d41b5 100644
--- a/gcc/df-problems.c
+++ b/gcc/df-problems.c
@@ -1120,8 +1120,11 @@ df_lr_top_dump (basic_block bb, FILE *file)
if (df_lr->problem_data)
{
problem_data = (struct df_lr_problem_data *)df_lr->problem_data;
- fprintf (file, ";; old in \t");
- df_print_regset (file, &problem_data->in[bb->index]);
+ if (problem_data->in)
+ {
+ fprintf (file, ";; old in \t");
+ df_print_regset (file, &problem_data->in[bb->index]);
+ }
}
fprintf (file, ";; lr use \t");
df_print_regset (file, &bb_info->use);
@@ -1145,8 +1148,11 @@ df_lr_bottom_dump (basic_block bb, FILE *file)
if (df_lr->problem_data)
{
problem_data = (struct df_lr_problem_data *)df_lr->problem_data;
- fprintf (file, ";; old out \t");
- df_print_regset (file, &problem_data->out[bb->index]);
+ if (problem_data->out)
+ {
+ fprintf (file, ";; old out \t");
+ df_print_regset (file, &problem_data->out[bb->index]);
+ }
}
}