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| author | Matt Kraai <kraai@alumni.carnegiemellon.edu> | 2001-09-07 08:54:32 +0000 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2001-09-07 01:54:32 -0700 |
| commit | 6a9f67271e36408566367fee6cdff374b85550ed (patch) | |
| tree | 1e788927b81a47a45083c0dbbb5b39a39a643941 /gcc/java | |
| parent | b5f20931962d4ef52f2ff80891a7feb74e6811be (diff) | |
| download | gcc-6a9f67271e36408566367fee6cdff374b85550ed.zip gcc-6a9f67271e36408566367fee6cdff374b85550ed.tar.gz gcc-6a9f67271e36408566367fee6cdff374b85550ed.tar.bz2 | |
typeck.c (java_array_type_length, [...]): Represent empty arrays by NULL index.
* java/typeck.c (java_array_type_length, build_prim_array_type):
Represent empty arrays by NULL index.
* stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
From-SVN: r45460
Diffstat (limited to 'gcc/java')
| -rw-r--r-- | gcc/java/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/java/typeck.c | 21 |
2 files changed, 20 insertions, 6 deletions
diff --git a/gcc/java/ChangeLog b/gcc/java/ChangeLog index 0315ded..c508587 100644 --- a/gcc/java/ChangeLog +++ b/gcc/java/ChangeLog @@ -1,3 +1,8 @@ +2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu> + + * typeck.c (java_array_type_length, build_prim_array_type): + Represent empty arrays by NULL index. + 2001-09-06 Anthony Green <green@redhat.com> * class.c (O_BINARY): Define if necessary. diff --git a/gcc/java/typeck.c b/gcc/java/typeck.c index b61a290..4f8a34e 100644 --- a/gcc/java/typeck.c +++ b/gcc/java/typeck.c @@ -353,9 +353,12 @@ java_array_type_length (array_type) if (arfld != NULL_TREE) { tree index_type = TYPE_DOMAIN (TREE_TYPE (arfld)); - tree high = TYPE_MAX_VALUE (index_type); - if (TREE_CODE (high) == INTEGER_CST) - return TREE_INT_CST_LOW (high) + 1; + if (index_type != NULL_TREE) + { + tree high = TYPE_MAX_VALUE (index_type); + if (TREE_CODE (high) == INTEGER_CST) + return TREE_INT_CST_LOW (high) + 1; + } } return -1; } @@ -370,9 +373,15 @@ build_prim_array_type (element_type, length) tree element_type; HOST_WIDE_INT length; { - tree max_index = build_int_2 (length - 1, (0 == length ? -1 : 0)); - TREE_TYPE (max_index) = sizetype; - return build_array_type (element_type, build_index_type (max_index)); + tree index = NULL; + + if (length != -1) + { + tree max_index = build_int_2 (length - 1, (0 == length ? -1 : 0)); + TREE_TYPE (max_index) = sizetype; + index = build_index_type (max_index); + } + return build_array_type (element_type, index); } /* Return a Java array type with a given ELEMENT_TYPE and LENGTH. |