diff options
| author | hp <hp@138bc75d-0d04-0410-961f-82ee72b054a4> | 2002-03-30 00:40:53 +0000 |
|---|---|---|
| committer | hp <hp@138bc75d-0d04-0410-961f-82ee72b054a4> | 2002-03-30 00:40:53 +0000 |
| commit | 9ff774e6e7040493673ab8024cea5eace3ecbbb5 (patch) | |
| tree | 9e76ed83d9903feb2157e06c5089c057edc53456 /gcc/cfg.c | |
| parent | 11e7c68106f2c02ea7bc84eb635945c092069f93 (diff) | |
| download | gcc-9ff774e6e7040493673ab8024cea5eace3ecbbb5.tar.gz | |
* cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@51589 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/cfg.c')
| -rw-r--r-- | gcc/cfg.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/gcc/cfg.c b/gcc/cfg.c index 9204505d14a..0a718679a31 100644 --- a/gcc/cfg.c +++ b/gcc/cfg.c @@ -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"); } |