diff --git a/lib/checkassignif.cpp b/lib/checkassignif.cpp
index d660aacde..5195e16ff 100644
--- a/lib/checkassignif.cpp
+++ b/lib/checkassignif.cpp
@@ -52,7 +52,12 @@ void CheckAssignIf::assignIf()
                 bitop = tok->strAt(2).at(0);
                 num = MathLib::toLongNumber(tok->next()->str());
             } else {
-                const Token * const endToken = Token::findsimplematch(tok, ";");
+                const Token *endToken = Token::findsimplematch(tok, ";");
+
+                // Casting address
+                if (Token::Match(endToken->tokAt(-4), "* ) & %any% ;"))
+                    endToken = NULL;
+
                 if (endToken && Token::Match(endToken->tokAt(-2), "[&|] %num% ;")) {
                     bitop = endToken->strAt(-2).at(0);
                     num = MathLib::toLongNumber(endToken->previous()->str());
diff --git a/test/testassignif.cpp b/test/testassignif.cpp
index 8d325e9dc..1c1f48270 100644
--- a/test/testassignif.cpp
+++ b/test/testassignif.cpp
@@ -34,7 +34,7 @@ private:
 
     void run() {
         TEST_CASE(assignAndCompare);   // assignment and comparison don't match
-        TEST_CASE(mismatchingBitAnd); // overlapping bitmasks
+        TEST_CASE(mismatchingBitAnd);  // overlapping bitmasks
         TEST_CASE(compare);            // mismatching LHS/RHS in comparison
         TEST_CASE(multicompare);       // mismatching comparisons
     }
@@ -173,6 +173,13 @@ private:
               "    if(x != -1) { }\n"
               "}");
         ASSERT_EQUALS("", errout.str());
+
+        // #4735
+        check("void f() {\n"
+              "    int x = *(char*)&0x12345678;\n"
+              "    if (x==18) { }\n"
+              "}");
+        ASSERT_EQUALS("", errout.str());
     }
 
     void mismatchingBitAnd() {