diff --git a/Assignment-2/Test2.cpp b/Assignment-2/Test2.cpp
index 2603573..dd3665e 100644
--- a/Assignment-2/Test2.cpp
+++ b/Assignment-2/Test2.cpp
@@ -85,7 +85,7 @@ int test2()
 
     ICFGTraversal *traversal = new ICFGTraversal(svfir, icfg);
     traversal->analyse();
-    Set<std::string> expected = {"START: 0->5->6->7->8->1->2->3->4->9->10->11->12->END"};
+    Set<std::string> expected = {"START: 0->5->6->7->8->1->2->3->4->9->10->1->2->3->4->11->12->13->14->END"};
     assert(expected == traversal->getPaths() && "test2 failed!");
     std::cout << SVFUtil::sucMsg("test2 passed!") << std::endl;
     SVF::LLVMModuleSet::releaseLLVMModuleSet();
diff --git a/Assignment-2/testcase/bc/test2.ll b/Assignment-2/testcase/bc/test2.ll
index 8a33cf6..e15827d 100644
--- a/Assignment-2/testcase/bc/test2.ll
+++ b/Assignment-2/testcase/bc/test2.ll
@@ -1,5 +1,5 @@
 ; ModuleID = 'test2.ll'
-source_filename = "test2.c"
+source_filename = "../Assignment-2/testcase/src/test2.c"
 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
 target triple = "x86_64-unknown-linux-gnu"
 
@@ -16,6 +16,7 @@ entry:
   %a = alloca i32, align 4
   store i32 0, ptr %a, align 4
   call void @foo(ptr noundef %a)
+  call void @foo(ptr noundef %a)
   %0 = load i32, ptr %a, align 4
   %cmp = icmp eq i32 %0, 1
   call void @svf_assert(i1 noundef zeroext %cmp)
diff --git a/Assignment-2/testcase/dot/test2.ll.icfg.dot b/Assignment-2/testcase/dot/test2.ll.icfg.dot
index 3c17d80..c2d9ea0 100644
--- a/Assignment-2/testcase/dot/test2.ll.icfg.dot
+++ b/Assignment-2/testcase/dot/test2.ll.icfg.dot
@@ -1,35 +1,40 @@
 digraph "ICFG" {
 	label="ICFG";
 
-	Node0x2bdb7f0 [shape=record,color=purple,label="{GlobalICFGNode0\nCopyStmt: [Var1 \<-- Var0]  \n ptr null \{ constant data \}\nAddrStmt: [Var17 \<-- Var3]  \n i32 0 \{ constant data \}\nAddrStmt: [Var9 \<-- Var3]  \n i32 1 \{ constant data \}\nAddrStmt: [Var4 \<-- Var5]  \nFunction: foo \nAddrStmt: [Var11 \<-- Var12]  \nFunction: main \nAddrStmt: [Var22 \<-- Var23]  \nFunction: svf_assert }"];
-	Node0x2bdb7f0 -> Node0x2b82780[style=solid];
-	Node0x2be6e00 [shape=record,color=yellow,label="{FunEntryICFGNode1 \{fun: foo\}}"];
-	Node0x2be6e00 -> Node0x2b91cd0[style=solid];
-	Node0x2b91cd0 [shape=record,color=black,label="{IntraICFGNode2 \{fun: foo\}\nStoreStmt: [Var7 \<-- Var9]  \n   store i32 1, ptr %p, align 4 }"];
-	Node0x2b91cd0 -> Node0x2bcbeb0[style=solid];
-	Node0x2bcbeb0 [shape=record,color=black,label="{IntraICFGNode3 \{fun: foo\}\n   ret void }"];
-	Node0x2bcbeb0 -> Node0x2b866b0[style=solid];
-	Node0x2b866b0 [shape=record,color=green,label="{FunExitICFGNode4 \{fun: foo\}|{<s0>0x2bad030}}"];
-	Node0x2b866b0:s0 -> Node0x2b7af30[style=solid,color=blue];
-	Node0x2b82780 [shape=record,color=yellow,label="{FunEntryICFGNode5 \{fun: main\}}"];
-	Node0x2b82780 -> Node0x2b871c0[style=solid];
-	Node0x2b871c0 [shape=record,color=black,label="{IntraICFGNode6 \{fun: main\}\nAddrStmt: [Var14 \<-- Var15]  \n   %a = alloca i32, align 4 }"];
-	Node0x2b871c0 -> Node0x2bc3680[style=solid];
-	Node0x2bc3680 [shape=record,color=black,label="{IntraICFGNode7 \{fun: main\}\nStoreStmt: [Var14 \<-- Var17]  \n   store i32 0, ptr %a, align 4 }"];
-	Node0x2bc3680 -> Node0x2bfedc0[style=solid];
-	Node0x2bfedc0 [shape=record,color=red,label="{CallICFGNode8 \{fun: main\}\nCallPE: [Var7 \<-- Var14]  \n   call void @foo(ptr noundef %a) |{<s0>0x2bad030}}"];
-	Node0x2bfedc0:s0 -> Node0x2be6e00[style=solid,color=red];
-	Node0x2b7af30 [shape=record,color=blue,label="{RetICFGNode9 \{fun: main\}}"];
-	Node0x2b7af30 -> Node0x2bfb6a0[style=solid];
-	Node0x2bfb6a0 [shape=record,color=black,label="{IntraICFGNode10 \{fun: main\}\nLoadStmt: [Var19 \<-- Var14]  \n   %0 = load i32, ptr %a, align 4 }"];
-	Node0x2bfb6a0 -> Node0x2c094b0[style=solid];
-	Node0x2c094b0 [shape=record,color=black,label="{IntraICFGNode11 \{fun: main\}\nCmpStmt: [Var20 \<-- (Var19 predicate32 Var9)]  \n   %cmp = icmp eq i32 %0, 1 }"];
-	Node0x2c094b0 -> Node0x2b86d80[style=solid];
-	Node0x2b86d80 [shape=record,color=red,label="{CallICFGNode12 \{fun: main\}}"];
-	Node0x2b86d80 -> Node0x2b75380[style=solid];
-	Node0x2b75380 [shape=record,color=blue,label="{RetICFGNode13 \{fun: main\}}"];
-	Node0x2b75380 -> Node0x2bf6330[style=solid];
-	Node0x2bf6330 [shape=record,color=black,label="{IntraICFGNode14 \{fun: main\}\n   ret i32 0 }"];
-	Node0x2bf6330 -> Node0x2bdbb70[style=solid];
-	Node0x2bdbb70 [shape=record,color=green,label="{FunExitICFGNode15 \{fun: main\}\nPhiStmt: [Var13 \<-- ([Var17, ICFGNode14],)]  \n   ret i32 0 }"];
+	Node0x55fa19f4fb60 [shape=record,color=purple,label="{GlobalICFGNode0\nCopyStmt: [Var1 \<-- Var0]  \n ptr null \{ constant data \}\nAddrStmt: [Var17 \<-- Var3]  \n i32 0 \{ constant data \}\nAddrStmt: [Var9 \<-- Var3]  \n i32 1 \{ constant data \}\nAddrStmt: [Var4 \<-- Var5]  \nFunction: foo \nAddrStmt: [Var11 \<-- Var12]  \nFunction: main \nAddrStmt: [Var23 \<-- Var24]  \nFunction: svf_assert }"];
+	Node0x55fa19f4fb60 -> Node0x55fa19ede550[style=solid];
+	Node0x55fa19f428a0 [shape=record,color=yellow,label="{FunEntryICFGNode1 \{fun: foo\}}"];
+	Node0x55fa19f428a0 -> Node0x55fa19f29490[style=solid];
+	Node0x55fa19f29490 [shape=record,color=black,label="{IntraICFGNode2 \{fun: foo\}\nStoreStmt: [Var7 \<-- Var9]  \n   store i32 1, ptr %p, align 4 }"];
+	Node0x55fa19f29490 -> Node0x55fa19eead10[style=solid];
+	Node0x55fa19eead10 [shape=record,color=black,label="{IntraICFGNode3 \{fun: foo\}\n   ret void }"];
+	Node0x55fa19eead10 -> Node0x55fa19f48a00[style=solid];
+	Node0x55fa19f48a00 [shape=record,color=green,label="{FunExitICFGNode4 \{fun: foo\}|{<s0>0x55fa19f570a0|<s1>0x55fa19f75220}}"];
+	Node0x55fa19f48a00:s0 -> Node0x55fa19ed6350[style=solid,color=blue];
+	Node0x55fa19f48a00:s1 -> Node0x55fa19ed0390[style=solid,color=blue];
+	Node0x55fa19ede550 [shape=record,color=yellow,label="{FunEntryICFGNode5 \{fun: main\}}"];
+	Node0x55fa19ede550 -> Node0x55fa19f1f1e0[style=solid];
+	Node0x55fa19f1f1e0 [shape=record,color=black,label="{IntraICFGNode6 \{fun: main\}\nAddrStmt: [Var14 \<-- Var15]  \n   %a = alloca i32, align 4 }"];
+	Node0x55fa19f1f1e0 -> Node0x55fa19f57b70[style=solid];
+	Node0x55fa19f57b70 [shape=record,color=black,label="{IntraICFGNode7 \{fun: main\}\nStoreStmt: [Var14 \<-- Var17]  \n   store i32 0, ptr %a, align 4 }"];
+	Node0x55fa19f57b70 -> Node0x55fa19f43e00[style=solid];
+	Node0x55fa19f43e00 [shape=record,color=red,label="{CallICFGNode8 \{fun: main\}\nCallPE: [Var7 \<-- Var14]  \n   call void @foo(ptr noundef %a) |{<s0>0x55fa19f570a0}}"];
+	Node0x55fa19f43e00:s0 -> Node0x55fa19f428a0[style=solid,color=red];
+	Node0x55fa19ed6350 [shape=record,color=blue,label="{RetICFGNode9 \{fun: main\}}"];
+	Node0x55fa19ed6350 -> Node0x55fa19ee6ab0[style=solid];
+	Node0x55fa19ee6ab0 [shape=record,color=red,label="{CallICFGNode10 \{fun: main\}\nCallPE: [Var7 \<-- Var14]  \n   call void @foo(ptr noundef %a) |{<s0>0x55fa19f75220}}"];
+	Node0x55fa19ee6ab0:s0 -> Node0x55fa19f428a0[style=solid,color=red];
+	Node0x55fa19ed0390 [shape=record,color=blue,label="{RetICFGNode11 \{fun: main\}}"];
+	Node0x55fa19ed0390 -> Node0x55fa19f3fc90[style=solid];
+	Node0x55fa19f3fc90 [shape=record,color=black,label="{IntraICFGNode12 \{fun: main\}\nLoadStmt: [Var20 \<-- Var14]  \n   %0 = load i32, ptr %a, align 4 }"];
+	Node0x55fa19f3fc90 -> Node0x55fa19f34f00[style=solid];
+	Node0x55fa19f34f00 [shape=record,color=black,label="{IntraICFGNode13 \{fun: main\}\nCmpStmt: [Var21 \<-- (Var20 predicate32 Var9)]  \n   %cmp = icmp eq i32 %0, 1 }"];
+	Node0x55fa19f34f00 -> Node0x55fa19ee6ba0[style=solid];
+	Node0x55fa19ee6ba0 [shape=record,color=red,label="{CallICFGNode14 \{fun: main\}}"];
+	Node0x55fa19ee6ba0 -> Node0x55fa19f08150[style=solid];
+	Node0x55fa19f08150 [shape=record,color=blue,label="{RetICFGNode15 \{fun: main\}}"];
+	Node0x55fa19f08150 -> Node0x55fa19f3de00[style=solid];
+	Node0x55fa19f3de00 [shape=record,color=black,label="{IntraICFGNode16 \{fun: main\}\n   ret i32 0 }"];
+	Node0x55fa19f3de00 -> Node0x55fa19f2b0e0[style=solid];
+	Node0x55fa19f2b0e0 [shape=record,color=green,label="{FunExitICFGNode17 \{fun: main\}\nPhiStmt: [Var13 \<-- ([Var17, ICFGNode16],)]  \n   ret i32 0 }"];
 }
diff --git a/Assignment-2/testcase/src/test2.c b/Assignment-2/testcase/src/test2.c
index 8aa5c4d..0c7016d 100644
--- a/Assignment-2/testcase/src/test2.c
+++ b/Assignment-2/testcase/src/test2.c
@@ -9,5 +9,6 @@ void foo(int* p) {
 int main() {
     int a = 0;
     foo(&a);
+    foo(&a);
     svf_assert(a == 1);
 }
\ No newline at end of file