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Diffstat (limited to 'gcc/tree-ssa-ccp.c')
| -rw-r--r-- | gcc/tree-ssa-ccp.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/gcc/tree-ssa-ccp.c b/gcc/tree-ssa-ccp.c index 5551df2..8c42a63 100644 --- a/gcc/tree-ssa-ccp.c +++ b/gcc/tree-ssa-ccp.c @@ -1348,7 +1348,8 @@ fold_const_aggregate_ref (tree t) case VAR_DECL: if (!TREE_READONLY (base) || TREE_CODE (TREE_TYPE (base)) != ARRAY_TYPE - || !targetm.binds_local_p (base)) + || ((TREE_STATIC (base) || DECL_EXTERNAL (base)) + && !varpool_get_node (base)->const_value_known)) return NULL_TREE; ctor = DECL_INITIAL (base); @@ -1435,7 +1436,8 @@ fold_const_aggregate_ref (tree t) case VAR_DECL: if (!TREE_READONLY (base) || TREE_CODE (TREE_TYPE (base)) != RECORD_TYPE - || !targetm.binds_local_p (base)) + || ((TREE_STATIC (base) || DECL_EXTERNAL (base)) + && !varpool_get_node (base)->const_value_known)) return NULL_TREE; ctor = DECL_INITIAL (base); @@ -1509,7 +1511,8 @@ fold_const_aggregate_ref (tree t) if (!TREE_READONLY (base) || TREE_CODE (TREE_TYPE (base)) != ARRAY_TYPE - || !targetm.binds_local_p (base)) + || ((TREE_STATIC (base) || DECL_EXTERNAL (base)) + && !varpool_get_node (base)->const_value_known)) return NULL_TREE; ctor = DECL_INITIAL (base); |