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-rw-r--r--gcc/tree-ssa-alias.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/tree-ssa-alias.c b/gcc/tree-ssa-alias.c
index b9cdc85..399e06c 100644
--- a/gcc/tree-ssa-alias.c
+++ b/gcc/tree-ssa-alias.c
@@ -1268,7 +1268,8 @@ nonoverlapping_component_refs_p (const_tree x, const_tree y)
if (TREE_CODE (type) == RECORD_TYPE)
fieldsx.safe_push (field);
}
- else if (TREE_CODE (x) == VIEW_CONVERT_EXPR)
+ else if (TREE_CODE (x) == VIEW_CONVERT_EXPR
+ || TREE_CODE (x) == BIT_FIELD_REF)
fieldsx.truncate (0);
x = TREE_OPERAND (x, 0);
}
@@ -1284,7 +1285,8 @@ nonoverlapping_component_refs_p (const_tree x, const_tree y)
if (TREE_CODE (type) == RECORD_TYPE)
fieldsy.safe_push (TREE_OPERAND (y, 1));
}
- else if (TREE_CODE (y) == VIEW_CONVERT_EXPR)
+ else if (TREE_CODE (y) == VIEW_CONVERT_EXPR
+ || TREE_CODE (y) == BIT_FIELD_REF)
fieldsy.truncate (0);
y = TREE_OPERAND (y, 0);
}