Improve type deduction of Literal (old solc)

6 years ago · 8a8424ea63
parent cda075ac2f
commit 8a8424ea63
1 changed files with 6 additions and 1 deletions
--- a/slither/solc_parsing/expressions/expression_parsing.py
+++ b/slither/solc_parsing/expressions/expression_parsing.py
@ -497,7 +497,12 @@ def parse_expression(expression, caller_context):
                value = '0x'+expression['attributes']['hexvalue']
            type = expression['attributes']['type']

-        if type.startswith('int_const '):
+        if type is None:
+            if value.isdecimal():
+                type = ElementaryType('uint256')
+            else:
+                type = ElementaryType('string')
+        elif type.startswith('int_const '):
            type = ElementaryType('uint256')
        elif type.startswith('bool'):
            type = ElementaryType('bool')