Add test cases for tickets #9976 and #10371 (#3364)

test/testcondition.cpp

@@ -127,8 +127,8 @@ private:
         TEST_CASE(duplicateConditionalAssign);
 
         TEST_CASE(checkAssignmentInCondition);
-
         TEST_CASE(compareOutOfTypeRange);
+        TEST_CASE(knownConditionCast); // #9976
     }
 
     void check(const char code[], Settings *settings, const char* filename = "test.cpp") {
@@ -4334,6 +4334,13 @@ private:
               "  if (b == true) {}\n"
               "}", &settingsUnix64);
         ASSERT_EQUALS("", errout.str());
+    }  
+  
+    void knownConditionCast() { // #9976
+        check("void f(int i) {\n"
+              "    if (i < 0 || (unsigned)i > 5) {}\n"
+              "}\n");
+        ASSERT_EQUALS("", errout.str());
     }
 };
 

test/testother.cpp

@@ -255,6 +255,8 @@ private:
         TEST_CASE(sameExpressionPointers);
 
         TEST_CASE(checkOverlappingWrite);
+      
+        TEST_CASE(constVariableArrayMember); // #10371
     }
 
     void check(const char code[], const char *filename = nullptr, bool experimental = false, bool inconclusive = true, bool runSimpleChecks=true, bool verbose=false, Settings* settings = nullptr) {
@@ -9489,6 +9491,16 @@ private:
               "}");
         ASSERT_EQUALS("[test.cpp:2]: (error) Overlapping read/write in strcpy() is undefined behavior\n", errout.str());
     }
+  
+    void constVariableArrayMember() { // #10371
+        check("class Foo {\n"
+              "public:\n"
+              "    Foo();\n"
+              "    int GetVal() const { return m_Arr[0]; }\n"
+              "    int m_Arr[1];\n"
+              "};\n");
+        ASSERT_EQUALS("", errout.str());
+    }
 };
 
 REGISTER_TEST(TestOther)