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| author | Richard Kenner <kenner@vlsi1.ultra.nyu.edu> | 2000-10-11 10:04:03 +0000 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 2000-10-11 06:04:03 -0400 |
| commit | 0fba720823fddbd867885ead13999d5fed9ac9ae (patch) | |
| tree | 4f21a8f7157e841a82606063245e3c5d8dd5c496 | |
| parent | 18a61d1cb2beda914a91ca0740b3715f1e51ff74 (diff) | |
| download | gcc-0fba720823fddbd867885ead13999d5fed9ac9ae.zip gcc-0fba720823fddbd867885ead13999d5fed9ac9ae.tar.gz gcc-0fba720823fddbd867885ead13999d5fed9ac9ae.tar.bz2 | |
tree.c (get_narrower): Don't look at precision of field if not laid out yet.
* tree.c (get_narrower): Don't look at precision of field if
not laid out yet.
From-SVN: r36837
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/tree.c | 9 |
2 files changed, 10 insertions, 4 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b55b4c2..52e180f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * tree.c (get_narrower): Don't look at precision of field if + not laid out yet. + Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru> * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern' @@ -5052,11 +5052,12 @@ get_narrower (op, unsignedp_ptr) if (TREE_CODE (op) == COMPONENT_REF /* Since type_for_size always gives an integer type. */ - && TREE_CODE (TREE_TYPE (op)) != REAL_TYPE) + && TREE_CODE (TREE_TYPE (op)) != REAL_TYPE + /* Ensure field is laid out already. */ + && DECL_SIZE (TREE_OPERAND (op, 1)) != 0) { - unsigned int innerprec - = TREE_INT_CST_LOW (DECL_SIZE (TREE_OPERAND (op, 1))); - + unsigned HOST_WIDE_INT innerprec + = tree_low_cst (DECL_SIZE (TREE_OPERAND (op, 1)), 1); tree type = type_for_size (innerprec, TREE_UNSIGNED (op)); /* We can get this structure field in a narrower type that fits it, |