diff options
Diffstat (limited to 'gcc/cfg.c')
| -rw-r--r-- | gcc/cfg.c | 7 |
1 files changed, 4 insertions, 3 deletions
@@ -472,7 +472,7 @@ dump_flow_info (file) if (REG_N_SETS (i)) fprintf (file, "; set %d time%s", REG_N_SETS (i), (REG_N_SETS (i) == 1) ? "" : "s"); - if (REG_USERVAR_P (regno_reg_rtx[i])) + if (regno_reg_rtx[i] != NULL && REG_USERVAR_P (regno_reg_rtx[i])) fprintf (file, "; user var"); if (REG_N_DEATHS (i) != 1) fprintf (file, "; dies in %d places", REG_N_DEATHS (i)); @@ -480,7 +480,8 @@ dump_flow_info (file) fprintf (file, "; crosses 1 call"); else if (REG_N_CALLS_CROSSED (i)) fprintf (file, "; crosses %d calls", REG_N_CALLS_CROSSED (i)); - if (PSEUDO_REGNO_BYTES (i) != UNITS_PER_WORD) + if (regno_reg_rtx[i] != NULL + && PSEUDO_REGNO_BYTES (i) != UNITS_PER_WORD) fprintf (file, "; %d bytes", PSEUDO_REGNO_BYTES (i)); class = reg_preferred_class (i); @@ -497,7 +498,7 @@ dump_flow_info (file) reg_class_names[(int) altclass]); } - if (REG_POINTER (regno_reg_rtx[i])) + if (regno_reg_rtx[i] != NULL && REG_POINTER (regno_reg_rtx[i])) fprintf (file, "; pointer"); fprintf (file, ".\n"); } |