diff options
| author | Tianyi Liang <tianyi-liang@uiowa.edu> | 2013-10-01 20:03:30 -0500 |
|---|---|---|
| committer | Tianyi Liang <tianyi-liang@uiowa.edu> | 2013-10-01 20:05:18 -0500 |
| commit | 5b8a3fe89cd4b10f7bdc69dd5b1a66ebcbb823db (patch) | |
| tree | 91ea1f996e13b68be25ac0b9cdad0cabdea9a342 /src/theory/strings/kinds | |
| parent | 3c2fc39e3b8b53466705bfd82818c442f6eb22e5 (diff) | |
adds partial function substr. the use of this function should be guarded, especially for disequalities
Diffstat (limited to 'src/theory/strings/kinds')
| -rw-r--r-- | src/theory/strings/kinds | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/theory/strings/kinds b/src/theory/strings/kinds index 814276a7c..fe7b9b3d9 100644 --- a/src/theory/strings/kinds +++ b/src/theory/strings/kinds @@ -16,6 +16,8 @@ operator STRING_IN_REGEXP 2 "membership" operator STRING_LENGTH 1 "string length" +operator STRING_SUBSTR 3 "string substr" + #sort CHAR_TYPE \ # Cardinality::INTEGERS \ # well-founded \ @@ -99,6 +101,7 @@ typerule STRING_TO_REGEXP ::CVC4::theory::strings::StringToRegExpTypeRule typerule STRING_CONCAT ::CVC4::theory::strings::StringConcatTypeRule typerule STRING_LENGTH ::CVC4::theory::strings::StringLengthTypeRule +typerule STRING_SUBSTR ::CVC4::theory::strings::StringSubstrTypeRule typerule STRING_IN_REGEXP ::CVC4::theory::strings::StringInRegExpTypeRule |