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authorMartin Nowack <m.nowack@imperial.ac.uk>2019-12-12 15:22:08 +0000
committerCristian Cadar <c.cadar@imperial.ac.uk>2020-02-13 18:13:00 +0000
commit96a1dc82d0a96720cd48e0c8a286f14881098f99 (patch)
tree3e461d482c89a7ead290279d6f74bf0e5b056cd6
parent0e34aab465c361b4dd3b7f1d5ff40b312922f921 (diff)
downloadklee-96a1dc82d0a96720cd48e0c8a286f14881098f99.tar.gz
Use call-by-reference for hash-function invocation
-rw-r--r--include/klee/Expr/ExprHashMap.h4
1 files changed, 1 insertions, 3 deletions
diff --git a/include/klee/Expr/ExprHashMap.h b/include/klee/Expr/ExprHashMap.h
index 0143668d..562935a9 100644
--- a/include/klee/Expr/ExprHashMap.h
+++ b/include/klee/Expr/ExprHashMap.h
@@ -19,9 +19,7 @@ namespace klee {
 
   namespace util {
     struct ExprHash  {
-      unsigned operator()(const ref<Expr> e) const {
-        return e->hash();
-      }
+      unsigned operator()(const ref<Expr> &e) const { return e->hash(); }
     };
     
     struct ExprCmp {