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| author | Richard Stallman <rms@gnu.org> | 1993-06-16 20:27:18 +0000 |
|---|---|---|
| committer | Richard Stallman <rms@gnu.org> | 1993-06-16 20:27:18 +0000 |
| commit | d6272e453df01a14b586a1ca45fcb90aed2817c9 (patch) | |
| tree | 239ffe6e71997aecef170d15c01d3cb242e806b0 /gcc | |
| parent | 4ab08223d10ad425c2c984e9f1560fef7cf24eed (diff) | |
| download | gcc-d6272e453df01a14b586a1ca45fcb90aed2817c9.zip gcc-d6272e453df01a14b586a1ca45fcb90aed2817c9.tar.gz gcc-d6272e453df01a14b586a1ca45fcb90aed2817c9.tar.bz2 | |
(check_format): Don't crash if cur_type is an error_mark.
Handle identifier_node as the TYPE_NAME.
From-SVN: r4682
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/c-typeck.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/gcc/c-typeck.c b/gcc/c-typeck.c index d7bd4ad..a10fb0a 100644 --- a/gcc/c-typeck.c +++ b/gcc/c-typeck.c @@ -1794,12 +1794,18 @@ check_format (info, params) this = IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (wanted_type))); that = 0; - if (TYPE_NAME (cur_type) != 0 + if (TREE_CODE (cur_type) != ERROR_MARK + && TYPE_NAME (cur_type) != 0 && TREE_CODE (cur_type) != INTEGER_TYPE && !(TREE_CODE (cur_type) == POINTER_TYPE - && TREE_CODE (TREE_TYPE (cur_type)) == INTEGER_TYPE) - && DECL_NAME (TYPE_NAME (cur_type)) != 0) - that = IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (cur_type))); + && TREE_CODE (TREE_TYPE (cur_type)) == INTEGER_TYPE)) + { + if (TREE_CODE (TYPE_NAME (cur_type)) == TYPE_DECL + && DECL_NAME (TYPE_NAME (cur_type)) != 0) + that = IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (cur_type))); + else + that = IDENTIFIER_POINTER (TYPE_NAME (cur_type)); + } /* A nameless type can't possibly match what the format wants. So there will be a warning for it. |