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| author | Richard Guenther <rguenther@suse.de> | 2009-10-17 11:47:56 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2009-10-17 11:47:56 +0000 |
| commit | 57e4ba8488a4f3ef96fa7d985f3319ec3bf01870 (patch) | |
| tree | 5f2c05e10cf62e9694f8a7dd24def3a5520b8342 /gcc/lto-streamer-in.c | |
| parent | d622b427fa4c83d1ae9ca44ccf5d76acfc55c059 (diff) | |
| download | gcc-57e4ba8488a4f3ef96fa7d985f3319ec3bf01870.zip gcc-57e4ba8488a4f3ef96fa7d985f3319ec3bf01870.tar.gz gcc-57e4ba8488a4f3ef96fa7d985f3319ec3bf01870.tar.bz2 | |
lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL operands in COMPONENT_REFs.
2009-10-17 Richard Guenther <rguenther@suse.de>
* lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
operands in COMPONENT_REFs.
From-SVN: r152937
Diffstat (limited to 'gcc/lto-streamer-in.c')
| -rw-r--r-- | gcc/lto-streamer-in.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/gcc/lto-streamer-in.c b/gcc/lto-streamer-in.c index 71faf0f..45be0c2 100644 --- a/gcc/lto-streamer-in.c +++ b/gcc/lto-streamer-in.c @@ -1061,6 +1061,36 @@ input_gimple_stmt (struct lto_input_block *ib, struct data_in *data_in, { tree op = lto_input_tree (ib, data_in); gimple_set_op (stmt, i, op); + + /* Fixup FIELD_DECLs. */ + while (op && handled_component_p (op)) + { + if (TREE_CODE (op) == COMPONENT_REF) + { + tree field, type, tem; + field = TREE_OPERAND (op, 1); + type = DECL_CONTEXT (field); + for (tem = TYPE_FIELDS (type); tem; tem = TREE_CHAIN (tem)) + { + if (tem == field + || (TREE_TYPE (tem) == TREE_TYPE (field) + && (DECL_FIELD_OFFSET (tem) + == DECL_FIELD_OFFSET (field)) + && (DECL_FIELD_BIT_OFFSET (tem) + == DECL_FIELD_BIT_OFFSET (field)) + && (DECL_OFFSET_ALIGN (tem) + == DECL_OFFSET_ALIGN (field)))) + break; + } + /* In case of type mismatches across units we can fail + to unify some types and thus not find a proper + field-decl here. Just do nothing in this case. */ + if (tem != NULL_TREE) + TREE_OPERAND (op, 1) = tem; + } + + op = TREE_OPERAND (op, 0); + } } break; |