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| author | DJ Delorie <dj@redhat.com> | 2001-06-21 13:55:00 -0400 |
|---|---|---|
| committer | DJ Delorie <dj@gcc.gnu.org> | 2001-06-21 13:55:00 -0400 |
| commit | 024070cb34697faa48758f4096fa48def918f62e (patch) | |
| tree | c9b849a395bad9c929148e23cb61b29c97f44a20 /gcc/integrate.c | |
| parent | c0e7830f8cb99c695c5026f1685f86a5fdef8df5 (diff) | |
| download | gcc-024070cb34697faa48758f4096fa48def918f62e.zip gcc-024070cb34697faa48758f4096fa48def918f62e.tar.gz gcc-024070cb34697faa48758f4096fa48def918f62e.tar.bz2 | |
* integrate.c (mark_hard_reg_initial_vals): Check for NULL.
From-SVN: r43487
Diffstat (limited to 'gcc/integrate.c')
| -rw-r--r-- | gcc/integrate.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/integrate.c b/gcc/integrate.c index 7cc6002..88b8c9f 100644 --- a/gcc/integrate.c +++ b/gcc/integrate.c @@ -2977,6 +2977,9 @@ mark_hard_reg_initial_vals (fun) struct initial_value_struct *ivs = fun->hard_reg_initial_vals; int i; + if (ivs == 0) + return; + for (i = 0; i < ivs->num_entries; i ++) { ggc_mark_rtx (ivs->entries[i].hard_reg); |