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| author | mmitchel <mmitchel@138bc75d-0d04-0410-961f-82ee72b054a4> | 1999-11-25 16:14:00 +0000 |
|---|---|---|
| committer | mmitchel <mmitchel@138bc75d-0d04-0410-961f-82ee72b054a4> | 1999-11-25 16:14:00 +0000 |
| commit | e082bb8e4b692beae4e05992ad902bb731daa738 (patch) | |
| tree | 413e93bb435b744141324fa6a25d000bc09669a0 /gcc/tree.c | |
| parent | 2fa792d7a81d9215bf4a1b7e8f305b8b208dcf2e (diff) | |
| download | ppe42-gcc-e082bb8e4b692beae4e05992ad902bb731daa738.tar.gz ppe42-gcc-e082bb8e4b692beae4e05992ad902bb731daa738.zip | |
* tree.c (unsave_expr_now): Handle NULL_TREE as input.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30665 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree.c')
| -rw-r--r-- | gcc/tree.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/tree.c b/gcc/tree.c index 82b00e7d59a..1ec2976ab9d 100644 --- a/gcc/tree.c +++ b/gcc/tree.c @@ -2469,6 +2469,10 @@ unsave_expr_now_r (expr) { enum tree_code code; + /* There's nothing to do for NULL_TREE. */ + if (!expr) + return; + unsave_expr_1 (expr); code = TREE_CODE (expr); |
