From 23326792bd5abc5b840b347fd34950cad5817c0b Mon Sep 17 00:00:00 2001
From: caballa <navasjorgea@gmail.com>
Date: Wed, 13 Sep 2023 00:08:27 -0600
Subject: [PATCH] test: modified expected graphs

We needed to modify slightly the expected graphs because the bitcode
changed from LLVM 5.0 to LLVM 14.0. For LLVM 14, I just use clang -c
-emit-llvm ... Unfortunately, I do not remember which flags we used
for LLVM 5.0
---
 .../expected_graphs/complete_callgraph_1.dot  |   5 ---
 .../expected_graphs/complete_callgraph_10.dot |   8 ----
 .../expected_graphs/complete_callgraph_11.dot |   8 ----
 .../expected_graphs/complete_callgraph_12.dot |   8 ----
 .../expected_graphs/complete_callgraph_13.dot |  10 -----
 .../complete_callgraph_13b.dot                |  10 -----
 .../expected_graphs/complete_callgraph_14.dot |  10 -----
 .../expected_graphs/complete_callgraph_15.dot |  16 ++++----
 .../expected_graphs/complete_callgraph_16.dot |  28 +++++++-------
 .../expected_graphs/complete_callgraph_17.dot |  21 +----------
 .../expected_graphs/complete_callgraph_2.dot  |   4 --
 .../expected_graphs/complete_callgraph_3.dot  |   4 --
 .../expected_graphs/complete_callgraph_4.dot  |   5 ---
 .../expected_graphs/complete_callgraph_5.dot  |   4 --
 .../expected_graphs/complete_callgraph_5.jpg  | Bin 13362 -> 0 bytes
 .../expected_graphs/complete_callgraph_6.dot  |   8 ----
 .../expected_graphs/complete_callgraph_7.dot  |  35 ++++++------------
 .../expected_graphs/complete_callgraph_8.dot  |   4 --
 .../expected_graphs/complete_callgraph_9.dot  |  10 -----
 .../issue93_alias.callgraph.dot               |   4 --
 tests/expected_graphs/issue97.callgraph.dot   |  11 ------
 21 files changed, 34 insertions(+), 179 deletions(-)
 delete mode 100644 tests/expected_graphs/complete_callgraph_5.jpg

diff --git a/tests/expected_graphs/complete_callgraph_1.dot b/tests/expected_graphs/complete_callgraph_1.dot
index d6bc2e09..da4bb2b9 100644
--- a/tests/expected_graphs/complete_callgraph_1.dot
+++ b/tests/expected_graphs/complete_callgraph_1.dot
@@ -1,11 +1,6 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7fd363c0b0e0 [shape=record,label="{external node}"];
-	Node0x7fd363c0b0e0 -> Node0x7fd363c0b170;
-	Node0x7fd363c0b0e0 -> Node0x7fd363c0b1d0;
-	Node0x7fd363c0b0e0 -> Node0x7fd363c0b270;
-	Node0x7fd363c0b0e0 -> Node0x7fd363c0b350;
 	Node0x7fd363c0b170 [shape=record,label="{add}"];
 	Node0x7fd363c0b1d0 [shape=record,label="{sub}"];
 	Node0x7fd363c0b270 [shape=record,label="{use}"];
diff --git a/tests/expected_graphs/complete_callgraph_10.dot b/tests/expected_graphs/complete_callgraph_10.dot
index bd0a5dd8..8871873d 100644
--- a/tests/expected_graphs/complete_callgraph_10.dot
+++ b/tests/expected_graphs/complete_callgraph_10.dot
@@ -1,13 +1,6 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7fa705e007f0 [shape=record,label="{external node}"];
-	Node0x7fa705e007f0 -> Node0x7fa705e00880;
-	Node0x7fa705e007f0 -> Node0x7fa705e00900;
-	Node0x7fa705e007f0 -> Node0x7fa705e009a0;
-	Node0x7fa705e007f0 -> Node0x7fa705e00a80;
-	Node0x7fa705e007f0 -> Node0x7fa705e00ae0;
-	Node0x7fa705e007f0 -> Node0x7fa705e00c10;
 	Node0x7fa705e00880 [shape=record,label="{add}"];
 	Node0x7fa705e00900 [shape=record,label="{sub}"];
 	Node0x7fa705e009a0 [shape=record,label="{mul}"];
@@ -21,5 +14,4 @@ digraph "Call graph" {
 	Node0x7fa705e00ae0 -> Node0x7fa705e009a0;
 	Node0x7fa705e00ae0 -> Node0x7fa705e00a80;
 	Node0x7fa705e00c10 [shape=record,label="{nd_uint}"];
-	Node0x7fa705e00c10 -> Node0x7fa705e00820;
 }
diff --git a/tests/expected_graphs/complete_callgraph_11.dot b/tests/expected_graphs/complete_callgraph_11.dot
index 64024e4e..b5e337ce 100644
--- a/tests/expected_graphs/complete_callgraph_11.dot
+++ b/tests/expected_graphs/complete_callgraph_11.dot
@@ -1,13 +1,6 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7fb32f601b60 [shape=record,label="{external node}"];
-	Node0x7fb32f601b60 -> Node0x7fb32f601bf0;
-	Node0x7fb32f601b60 -> Node0x7fb32f601c50;
-	Node0x7fb32f601b60 -> Node0x7fb32f601cf0;
-	Node0x7fb32f601b60 -> Node0x7fb32f601da0;
-	Node0x7fb32f601b60 -> Node0x7fb32f601e00;
-	Node0x7fb32f601b60 -> Node0x7fb32f601f30;
 	Node0x7fb32f601bf0 [shape=record,label="{add}"];
 	Node0x7fb32f601c50 [shape=record,label="{sub}"];
 	Node0x7fb32f601cf0 [shape=record,label="{mul}"];
@@ -21,5 +14,4 @@ digraph "Call graph" {
 	Node0x7fb32f601e00 -> Node0x7fb32f601cf0;
 	Node0x7fb32f601e00 -> Node0x7fb32f601da0;
 	Node0x7fb32f601f30 [shape=record,label="{nd_uint}"];
-	Node0x7fb32f601f30 -> Node0x7fb32f601b90;
 }
diff --git a/tests/expected_graphs/complete_callgraph_12.dot b/tests/expected_graphs/complete_callgraph_12.dot
index 0fbd7fa8..04a9b059 100644
--- a/tests/expected_graphs/complete_callgraph_12.dot
+++ b/tests/expected_graphs/complete_callgraph_12.dot
@@ -1,13 +1,6 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7f8636505f70 [shape=record,label="{external node}"];
-	Node0x7f8636505f70 -> Node0x7f8636506000;
-	Node0x7f8636505f70 -> Node0x7f8636506060;
-	Node0x7f8636505f70 -> Node0x7f8636506100;
-	Node0x7f8636505f70 -> Node0x7f86365061e0;
-	Node0x7f8636505f70 -> Node0x7f8636506240;
-	Node0x7f8636505f70 -> Node0x7f8636506370;
 	Node0x7f8636506000 [shape=record,label="{add}"];
 	Node0x7f8636506060 [shape=record,label="{sub}"];
 	Node0x7f8636506100 [shape=record,label="{mul}"];
@@ -21,5 +14,4 @@ digraph "Call graph" {
 	Node0x7f8636506240 -> Node0x7f8636506100;
 	Node0x7f8636506240 -> Node0x7f86365061e0;
 	Node0x7f8636506370 [shape=record,label="{nd_uint}"];
-	Node0x7f8636506370 -> Node0x7f8636505fa0;
 }
diff --git a/tests/expected_graphs/complete_callgraph_13.dot b/tests/expected_graphs/complete_callgraph_13.dot
index 94e8941d..1be64ffb 100644
--- a/tests/expected_graphs/complete_callgraph_13.dot
+++ b/tests/expected_graphs/complete_callgraph_13.dot
@@ -1,18 +1,9 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7ff130410b30 [shape=record,label="{external node}"];
-	Node0x7ff130410b30 -> Node0x7ff130410bc0;
-	Node0x7ff130410b30 -> Node0x7ff130410c20;
-	Node0x7ff130410b30 -> Node0x7ff130410940;
-	Node0x7ff130410b30 -> Node0x7ff130410cc0;
-	Node0x7ff130410b30 -> Node0x7ff130410d20;
-	Node0x7ff130410b30 -> Node0x7ff1304109a0;
-	Node0x7ff130410b30 -> Node0x7ff130410d90;
 	Node0x7ff130410bc0 [shape=record,label="{add}"];
 	Node0x7ff130410c20 [shape=record,label="{sub}"];
 	Node0x7ff130410940 [shape=record,label="{apply}"];
-	Node0x7ff130410940 -> Node0x7ff130410b60;
 	Node0x7ff130410940 -> Node0x7ff130410bc0;
 	Node0x7ff130410cc0 [shape=record,label="{bar}"];
 	Node0x7ff130410d20 [shape=record,label="{foo}"];
@@ -23,5 +14,4 @@ digraph "Call graph" {
 	Node0x7ff1304109a0 -> Node0x7ff130410d90;
 	Node0x7ff1304109a0 -> Node0x7ff130410d20;
 	Node0x7ff130410d90 [shape=record,label="{nd_binfptr}"];
-	Node0x7ff130410d90 -> Node0x7ff130410b60;
 }
diff --git a/tests/expected_graphs/complete_callgraph_13b.dot b/tests/expected_graphs/complete_callgraph_13b.dot
index 94e8941d..1be64ffb 100644
--- a/tests/expected_graphs/complete_callgraph_13b.dot
+++ b/tests/expected_graphs/complete_callgraph_13b.dot
@@ -1,18 +1,9 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7ff130410b30 [shape=record,label="{external node}"];
-	Node0x7ff130410b30 -> Node0x7ff130410bc0;
-	Node0x7ff130410b30 -> Node0x7ff130410c20;
-	Node0x7ff130410b30 -> Node0x7ff130410940;
-	Node0x7ff130410b30 -> Node0x7ff130410cc0;
-	Node0x7ff130410b30 -> Node0x7ff130410d20;
-	Node0x7ff130410b30 -> Node0x7ff1304109a0;
-	Node0x7ff130410b30 -> Node0x7ff130410d90;
 	Node0x7ff130410bc0 [shape=record,label="{add}"];
 	Node0x7ff130410c20 [shape=record,label="{sub}"];
 	Node0x7ff130410940 [shape=record,label="{apply}"];
-	Node0x7ff130410940 -> Node0x7ff130410b60;
 	Node0x7ff130410940 -> Node0x7ff130410bc0;
 	Node0x7ff130410cc0 [shape=record,label="{bar}"];
 	Node0x7ff130410d20 [shape=record,label="{foo}"];
@@ -23,5 +14,4 @@ digraph "Call graph" {
 	Node0x7ff1304109a0 -> Node0x7ff130410d90;
 	Node0x7ff1304109a0 -> Node0x7ff130410d20;
 	Node0x7ff130410d90 [shape=record,label="{nd_binfptr}"];
-	Node0x7ff130410d90 -> Node0x7ff130410b60;
 }
diff --git a/tests/expected_graphs/complete_callgraph_14.dot b/tests/expected_graphs/complete_callgraph_14.dot
index b93fa583..1d715de1 100644
--- a/tests/expected_graphs/complete_callgraph_14.dot
+++ b/tests/expected_graphs/complete_callgraph_14.dot
@@ -1,20 +1,11 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7fa275505ae0 [shape=record,label="{external node}"];
-	Node0x7fa275505ae0 -> Node0x7fa275505bb0;
-	Node0x7fa275505ae0 -> Node0x7fa275505c10;
-	Node0x7fa275505ae0 -> Node0x7fa275505cb0;
-	Node0x7fa275505ae0 -> Node0x7fa275505d60;
-	Node0x7fa275505ae0 -> Node0x7fa275505e00;
-	Node0x7fa275505ae0 -> Node0x7fa275505f60;
-	Node0x7fa275505ae0 -> Node0x7fa275505fc0;
 	Node0x7fa275505bb0 [shape=record,label="{jenkins_hash}"];
 	Node0x7fa275505c10 [shape=record,label="{MurmurHash3_hash}"];
 	Node0x7fa275505cb0 [shape=record,label="{hash_init}"];
 	Node0x7fa275505cb0 -> Node0x7fa275505d60;
 	Node0x7fa275505d60 [shape=record,label="{nd}"];
-	Node0x7fa275505d60 -> Node0x7fa275505b50;
 	Node0x7fa275505e00 [shape=record,label="{init}"];
 	Node0x7fa275505e00 -> Node0x7fa275505cb0;
 	Node0x7fa275505f60 [shape=record,label="{main}"];
@@ -24,5 +15,4 @@ digraph "Call graph" {
 	Node0x7fa275505f60 -> Node0x7fa275505c10;
 	Node0x7fa275505f60 -> Node0x7fa275505bb0;
 	Node0x7fa275505fc0 [shape=record,label="{malloc}"];
-	Node0x7fa275505fc0 -> Node0x7fa275505b50;
 }
diff --git a/tests/expected_graphs/complete_callgraph_15.dot b/tests/expected_graphs/complete_callgraph_15.dot
index 3a43542d..270d8c02 100644
--- a/tests/expected_graphs/complete_callgraph_15.dot
+++ b/tests/expected_graphs/complete_callgraph_15.dot
@@ -1,13 +1,11 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7fa734416590 [shape=record,label="{external node}"];
-	Node0x7fa734416590 -> Node0x7fa734416620;
-	Node0x7fa734416590 -> Node0x7fa734416680;
-	Node0x7fa734416590 -> Node0x7fa7344163e0;
-	Node0x7fa734416620 [shape=record,label="{foo}"];
-	Node0x7fa734416680 [shape=record,label="{return_handler_struct}"];
-	Node0x7fa7344163e0 [shape=record,label="{main}"];
-	Node0x7fa7344163e0 -> Node0x7fa734416680;
-	Node0x7fa7344163e0 -> Node0x7fa734416620;
+	Node0x600000d19470 [shape=record,label="{foo}"];
+	Node0x600000d19500 [shape=record,label="{return_handler_struct}"];
+	Node0x600000d19530 [shape=record,label="{main}"];
+	Node0x600000d19530 -> Node0x600000d19500;
+	Node0x600000d19530 -> Node0x600000d19470;
+	Node0x600000d19530 -> Node0x600000d19590;
+	Node0x600000d19590 [shape=record,label="{__VERIFIER_error}"];
 }
diff --git a/tests/expected_graphs/complete_callgraph_16.dot b/tests/expected_graphs/complete_callgraph_16.dot
index 614bb5cd..79e932bf 100644
--- a/tests/expected_graphs/complete_callgraph_16.dot
+++ b/tests/expected_graphs/complete_callgraph_16.dot
@@ -1,19 +1,17 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7fc43cd05a50 [shape=record,label="{external node}"];
-	Node0x7fc43cd05a50 -> Node0x7fc43cd05ae0;
-	Node0x7fc43cd05a50 -> Node0x7fc43cd05b60;
-	Node0x7fc43cd05a50 -> Node0x7fc43cd057f0;
-	Node0x7fc43cd05a50 -> Node0x7fc43cd05c20;
-	Node0x7fc43cd05ae0 [shape=record,label="{foo}"];
-	Node0x7fc43cd05b60 [shape=record,label="{return_handler_struct}"];
-	Node0x7fc43cd05b60 -> Node0x7fc43cd057f0;
-	Node0x7fc43cd057f0 [shape=record,label="{malloc}"];
-	Node0x7fc43cd057f0 -> Node0x7fc43cd05a80;
-	Node0x7fc43cd05c20 [shape=record,label="{main}"];
-	Node0x7fc43cd05c20 -> Node0x7fc43cd05b60;
-	Node0x7fc43cd05c20 -> Node0x7fc43cd05ca0;
-	Node0x7fc43cd05c20 -> Node0x7fc43cd05ae0;
-	Node0x7fc43cd05ca0 [shape=record,label="{to_test_handler}"];
+	Node0x6000027df930 [shape=record,label="{foo}"];
+	Node0x6000027df930 -> Node0x6000027df9c0;
+	Node0x6000027dfa50 [shape=record,label="{return_handler_struct}"];
+	Node0x6000027dfa50 -> Node0x6000027dfab0;
+	Node0x6000027df9c0 [shape=record,label="{__VERIFIER_error}"];
+	Node0x6000027dfb70 [shape=record,label="{main}"];
+	Node0x6000027dfb70 -> Node0x6000027dfa50;
+	Node0x6000027dfb70 -> Node0x6000027dfc00;
+	Node0x6000027dfb70 -> Node0x6000027df930;
+	Node0x6000027dfb70 -> Node0x6000027df9c0;
+	Node0x6000027dfab0 [shape=record,label="{malloc}"];
+	Node0x6000027dfc00 [shape=record,label="{to_test_handler}"];
+	Node0x6000027dfc00 -> Node0x6000027df9c0;
 }
diff --git a/tests/expected_graphs/complete_callgraph_17.dot b/tests/expected_graphs/complete_callgraph_17.dot
index 9bb55214..8e39a098 100644
--- a/tests/expected_graphs/complete_callgraph_17.dot
+++ b/tests/expected_graphs/complete_callgraph_17.dot
@@ -1,25 +1,8 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7fa6cfc1abd0 [shape=record,label="{external node}"];
-	Node0x7fa6cfc1abd0 -> Node0x7fa6cfc1ac60;
-	Node0x7fa6cfc1abd0 -> Node0x7fa6cfc1acc0;
-	Node0x7fa6cfc1abd0 -> Node0x7fa6cfc1ad20;
-	Node0x7fa6cfc1abd0 -> Node0x7fa6cfc1aea0;
-	Node0x7fa6cfc1abd0 -> Node0x7fa6cfc1ab00;
-	Node0x7fa6cfc1abd0 -> Node0x7fa6cfc1ae40;
-	Node0x7fa6cfc1abd0 -> Node0x7fa6cfc1b020;
-	Node0x7fa6cfc1abd0 -> Node0x7fa6cfc1b080;
-	Node0x7fa6cfc1abd0 -> Node0x7fa6cfc1b160;
-	Node0x7fa6cfc1abd0 -> Node0x7fa6cfc1adc0;
-	Node0x7fa6cfc1abd0 -> Node0x7fa6cfc1af80;
-	Node0x7fa6cfc1abd0 -> Node0x7fa6cfc1b3f0;
-	Node0x7fa6cfc1abd0 -> Node0x7fa6cfc1b490;
-	Node0x7fa6cfc1abd0 -> Node0x7fa6cfc1b390;
-	Node0x7fa6cfc1abd0 -> Node0x7fa6cfc1b0e0;
 	Node0x7fa6cfc1b020 [shape=record,label="{_ZN9BaseClassC2Ev}"];
 	Node0x7fa6cfc1aea0 [shape=record,label="{__gxx_personality_v0}"];
-	Node0x7fa6cfc1aea0 -> Node0x7fa6cfc1ac00;
 	Node0x7fa6cfc1ac60 [shape=record,label="{main}"];
 	Node0x7fa6cfc1ac60 -> Node0x7fa6cfc1acc0;
 	Node0x7fa6cfc1ac60 -> Node0x7fa6cfc1ad20;
@@ -27,11 +10,9 @@ digraph "Call graph" {
 	Node0x7fa6cfc1ac60 -> Node0x7fa6cfc1ab00;
 	Node0x7fa6cfc1ac60 -> Node0x7fa6cfc1adc0;
 	Node0x7fa6cfc1acc0 [shape=record,label="{_Znwm}"];
-	Node0x7fa6cfc1acc0 -> Node0x7fa6cfc1ac00;
 	Node0x7fa6cfc1ad20 [shape=record,label="{_ZN12DerivedClassC1Ev}"];
 	Node0x7fa6cfc1ad20 -> Node0x7fa6cfc1ae40;
 	Node0x7fa6cfc1ab00 [shape=record,label="{_ZdlPv}"];
-	Node0x7fa6cfc1ab00 -> Node0x7fa6cfc1ac00;
 	Node0x7fa6cfc1ae40 [shape=record,label="{_ZN12DerivedClassC2Ev}"];
 	Node0x7fa6cfc1ae40 -> Node0x7fa6cfc1b020;
 	Node0x7fa6cfc1b080 [shape=record,label="{_ZN12DerivedClassD1Ev}"];
@@ -40,11 +21,13 @@ digraph "Call graph" {
 	Node0x7fa6cfc1b160 [shape=record,label="{_ZN12DerivedClassD0Ev}"];
 	Node0x7fa6cfc1b160 -> Node0x7fa6cfc1b080;
 	Node0x7fa6cfc1b160 -> Node0x7fa6cfc1ab00;
+	Node0x7fa6cfc1b160 -> Node0x7fa6cfc1ab00;	
 	Node0x7fa6cfc1af80 [shape=record,label="{_ZN9BaseClassD1Ev}"];
 	Node0x7fa6cfc1af80 -> Node0x7fa6cfc1b390;
 	Node0x7fa6cfc1b3f0 [shape=record,label="{_ZN9BaseClassD0Ev}"];
 	Node0x7fa6cfc1b3f0 -> Node0x7fa6cfc1af80;
 	Node0x7fa6cfc1b3f0 -> Node0x7fa6cfc1ab00;
+	Node0x7fa6cfc1b3f0 -> Node0x7fa6cfc1ab00;	
 	Node0x7fa6cfc1b490 [shape=record,label="{_ZN9BaseClass4FuncEv}"];
 	Node0x7fa6cfc1b390 [shape=record,label="{_ZN9BaseClassD2Ev}"];
 	Node0x7fa6cfc1b0e0 [shape=record,label="{_ZN12DerivedClassD2Ev}"];
diff --git a/tests/expected_graphs/complete_callgraph_2.dot b/tests/expected_graphs/complete_callgraph_2.dot
index 5aae7656..bacc7280 100644
--- a/tests/expected_graphs/complete_callgraph_2.dot
+++ b/tests/expected_graphs/complete_callgraph_2.dot
@@ -1,10 +1,6 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7ff268e0d340 [shape=record,label="{external node}"];
-	Node0x7ff268e0d340 -> Node0x7ff268e0d3d0;
-	Node0x7ff268e0d340 -> Node0x7ff268e0d450;
-	Node0x7ff268e0d340 -> Node0x7ff268e0d4f0;
 	Node0x7ff268e0d3d0 [shape=record,label="{foo}"];
 	Node0x7ff268e0d3d0 -> Node0x7ff268e0d450;
 	Node0x7ff268e0d450 [shape=record,label="{bar}"];
diff --git a/tests/expected_graphs/complete_callgraph_3.dot b/tests/expected_graphs/complete_callgraph_3.dot
index 376ae66c..a827c45d 100644
--- a/tests/expected_graphs/complete_callgraph_3.dot
+++ b/tests/expected_graphs/complete_callgraph_3.dot
@@ -1,10 +1,6 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7ff2f650b8e0 [shape=record,label="{external node}"];
-	Node0x7ff2f650b8e0 -> Node0x7ff2f650b970;
-	Node0x7ff2f650b8e0 -> Node0x7ff2f650b9f0;
-	Node0x7ff2f650b8e0 -> Node0x7ff2f650ba90;
 	Node0x7ff2f650b970 [shape=record,label="{foo}"];
 	Node0x7ff2f650b970 -> Node0x7ff2f650b9f0;
 	Node0x7ff2f650b9f0 [shape=record,label="{bar}"];
diff --git a/tests/expected_graphs/complete_callgraph_4.dot b/tests/expected_graphs/complete_callgraph_4.dot
index e1295933..caaa1923 100644
--- a/tests/expected_graphs/complete_callgraph_4.dot
+++ b/tests/expected_graphs/complete_callgraph_4.dot
@@ -1,11 +1,6 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7f8fe0e0c800 [shape=record,label="{external node}"];
-	Node0x7f8fe0e0c800 -> Node0x7f8fe0e0c890;
-	Node0x7f8fe0e0c800 -> Node0x7f8fe0e0c910;
-	Node0x7f8fe0e0c800 -> Node0x7f8fe0e0c9b0;
-	Node0x7f8fe0e0c800 -> Node0x7f8fe0e0ca90;
 	Node0x7f8fe0e0c890 [shape=record,label="{foo}"];
 	Node0x7f8fe0e0c890 -> Node0x7f8fe0e0c910;
 	Node0x7f8fe0e0c910 [shape=record,label="{bar}"];
diff --git a/tests/expected_graphs/complete_callgraph_5.dot b/tests/expected_graphs/complete_callgraph_5.dot
index 656c7a7c..e5f40544 100644
--- a/tests/expected_graphs/complete_callgraph_5.dot
+++ b/tests/expected_graphs/complete_callgraph_5.dot
@@ -1,10 +1,6 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7f9924411040 [shape=record,label="{external node}"];
-	Node0x7f9924411040 -> Node0x7f99244110d0;
-	Node0x7f9924411040 -> Node0x7f9924411150;
-	Node0x7f9924411040 -> Node0x7f99244111f0;
 	Node0x7f99244110d0 [shape=record,label="{foo}"];
 	Node0x7f99244110d0 -> Node0x7f9924411150;
 	Node0x7f9924411150 [shape=record,label="{bar}"];
diff --git a/tests/expected_graphs/complete_callgraph_5.jpg b/tests/expected_graphs/complete_callgraph_5.jpg
deleted file mode 100644
index bb3c9a0cb6ba97acf076f5e2daa93e4ccdef1b8d..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

literal 13362
zcmdUVcUTi$zwJQiML_8-N>xFSu7U(a`ip={6EG^$MO0dlkRZLIAfouvL_q1i2}HV}
zNCyEC5>TWkln_a~qhEW@>vzuco%=lZkGo-#$<AcY{Pyg<_FC&V^iTA8fY;2()Cgc;
z000y451?a#KMWC`ZUA6m0UQSafDK@X@dTK_J@61f6x;v+lFI-<z;}k9b-9fH{5Col
z@{fIn(4Pm=*MU=39=`s*ejdJe4y!4h1WuhZwP5<$8d!eq%l_Ks9g|3$N&%{wmc!Ve
zu9426=x+f&Hn5Rs2!j;B$j1QTW1x2dQ1G1048O{+pMft7j1VSf7FITP4o>iZI$nU0
z0RmxUf-p1xJPkuA_&vbH$9(XJiayIB>+7sicllKxJj!E}K3CN)aB&zfqjuw7I6H@+
zkg$lTtepJOW5?AsG__8hK4Wm+(8$=t)a=q_8(TYjhbt~OUESP0JiYw<0|J8(!S^E~
zqoQMC<Kk1(9;ZLac={~!MgGfz!lGBNi>qsD>*^aCo0>a1ySjUN-}Uv6jE;>@On#c0
z#^M$hzkXZ#zPv)%+TPhE?vZ}%|BMUl&%cEQzWyz;zr@7{#>L3Q1Yu(R85aX%(9gj6
zn3#{KupHF4X1#v*kd*2JHvV&u@~Ya|rPVIt1#a9M<`9%o$I23ZhW0D6|17ZZ|EtLU
z8Q8z#ngI*|#$N@($OvJEKp@O4%wS<*WBFOwIM{v_j=vYKU**8h!t>8U2OD7k+hAg1
zVg>(sIoUaR|JQ{+3l2+m`ZT}=VE_jcgb#oL)KpSCp}~@*4~yDa)=?`ZHP{eB*Cx({
zCdWyXX7HS7t!=m`NOm5mX12c`_;Cxdd=*UxxKH3V_YcGQV0fqj9r)S`6^AXhp+2IC
zD&9H!Nh>zHHUP5Z-yDV?`JzMzUN935(E)}X7|n5V{IV5mKjydk;opB8YGe5Sd800f
z6k@|TQWm>@sT(Ct5+ZQ)nhyK8x3)Bf`0$r%65ri?a!$xro+IA$t$eb=+8I20`Z>)a
z0k=nu+ouDx=S#UfuEPP2p+QEKlP3g5xQ)Ij#E!o`aPa1Vyf7Je);|yJmYrEZiPM3;
zvv>?Od=0a6&dya2N*|(LBw^`*>^9Ml4pb#L(Sb4FixtHsU*XBnEjY{_Mi#Ccq#ErW
z-!Bg1P}r`YB)%iX;6e>d2zH%lhA)Wx_8^+nbE8yF3#eVl_~?97>WGDnayNz;BGt#|
za$C5*17cFqdI^4!nnye9nNxdnuEys}(u>X#uM}@|p4SQH_Ubo79Tz6|RO!IWXvYM%
zBxznH+}c!s&mZv&d$R&R=5W4Abl@O`n{10T(>*q^4#PT8&f?W24`+602O~!rf-~JL
z=a{_<J?@mgeRYoSvWoldG;GECF+xetRc-vYgu8g6V-{=ozG3%{U0<R18K3&35OEfq
zm^u0Vs$sH6A@q&oQ)x0)>TtQ9?%E5?u{>%G%u69>3gbjAVts%-=8J6=<+iY>S+T1?
zOxj+__>>-A%D|;>z{pvmedJb8sbE_Io~L&+VG<_p+s1=5!ndWS%^|dDhq%Q(Chzrs
zQ*Uy#t8PsFDrKM&bg}yQ3zrHc5SrrW=i}}xJG=OriT8C-su4$Qv8uVsJa8t>p$$ra
z#<V!T?5sf8U9Ow(e;@tGrMWsw>2P4w^fAUh5m#9mTO$DfHsYOBn>-0lwm_uxLIqp2
z@gX?DoEJ_|VFYT=y0Lcj=e=~9vu`oKTQK`MIL*<yxwI(6`0HcW>0#`Hk{rCnyM-8{
z242Vd=y~%B-s7)?0q%PwfEfsVZ;0|l>QT!u9=<#)ITF1w$RpU->YEP+UH$wgwf3UD
zXB3|M)(gbSfU&UmDW1#c&NVrJ-QXnak>22xy9P-%XqGbd8ShmdZhKOiRqI6LNT(1n
zM>Eiq`;F1pS^Z#H<=CFjGLa7f-PTfzLtSm+1XbrgY^&|4jXC@D#NxE2I8H3eCNSPW
zOtX)%x$06l1d_-HXGW?}>vl0olV1*zeCAs@X3mkKUJsP%SM<ITQC6(AToW=W7niYM
z%Fy+%HmXu0RdNdXK4u}nr|7_fz~);t6Y_F`_3-*40TxHoSQX_i$j<WhJDcfj?&&R)
zCfi!-=Tytr&G}9`iL;?UvfTU?>*_cHwr)WO<hltVv@R+LZ5G=TtZTc3Ae?1a0v!<k
z4(Dq*;+LlteS6-V+kSa+-}On2_r1gp$B<An^=z%kJkv)BfZ4;YlVx<^x7lh$0w<iz
zUI!f@a#quUVRq;AyO;y$#cUFs)*cAoKcY~b%R?XjUrbM3alG<c7C{KxR#ifBX`d6=
zP^SZt(`~Qs7Na|Kn(u|SeY$Gq)>u<N&eV==NHw})*8S~xD&KhD<8e|PSpxAKC-?$&
z_%mXE&XSbxf>ZEuF(D|P(M~H|CO&$aKayYPy_q>1@y_+b8&^+>XR1cJ>o3A|H3^ut
zqGH50uCQuhz_FWP_!2SNaSRJPwES?nQL9SYtjE!GvC+>HGvL~(*lm};d1S&j0#mcs
zvl(+HFatX%K)LQK;Boa(gNM3;+lb)6o{W)#?bz4&r4KFU{-^j@VozIbbce5#55xl`
z#!;d&;W4b*E*9qMm=jxnvAyiG)4S&C?@B3LS`A5|I&O1h!-%T%cgA1x?7~a$7`wiv
zy>HW)L@DsZU1>;J$C>J|-<|g?Tl0@QQN-uWr|_ly-sIMgOYG?m3`yayW>V+QhCVk0
zQ1>Y?YND<j5;lPnMuZRITFb`gI;e8n=W608r$w(=6n!qeZqO@%>sxYD`S$)>&Pf-q
z9&%P&1T_Q2whFIl=#bFHYL?;bk(UJ1?uKZze!ddoxn95j&9T8jT1)FlY^qx)BSwiu
zRTUKj_8>1oe(k}6FE6Hdj?`$YNuUJ8Pp}&kxss=E+17(o*eZs6o;|@4Z_2(+nRi(%
zPcxxD)v=o&lqC7#CLbW3U0D-uwW#@GeLS2!Q`@piu3Ql~d7*weu-b7@#QI&Pq3e%3
zYRzr$UxdMQ73sir2c$?b!T<;Dz=&rZ!WqX@XoL)y+qI5H?H1NfuSGkKH`O@Cnkj9Q
zv(jAofe-63{9;5tg6w3Zj`{Ua!i4~WZNY-e0#)9=ZsbLn=lv;bF|8@e(l!>+(-Zfn
z(%Im_?{)kP3m6U^PJ&P;dvFQGmQY0~idDXN%3x+HNzJl8T=C(<D~hQ}YajkdeN&^$
z&s|)cFHbC_18Fx%t#sf93PT49f2@8{Xr}{SzCSdT6XuBWt8`%BH#_XC7<Q17HpfW^
zJ}JGY1LtJ}ZF(rD=|E}-7ENZJLVu4e?+=5~N2uo1{Ph-iA!&1dv&)i;WPX{DR1s0v
zYW9sbYAiSqSULNB?}>Hui7_JKp=_3xo8H}2RfHNH=rl*Xp~VVySyEVs=)ezOxQ(?Q
z^!V@f#uW921kCpb$n$jIZ72^Nc(S`|!_Tl)@q2y$XVg@M_ksc}rkZky^nebqOYHvH
z9BHfI`=Vv;X4HgMR>w-0OvtCB?uXToC8=!C^Au-NelA4<FPOKGb^o+dRQ)?2#j>8&
z=j7FBz8Qy^BHJgy4%WuE7P0!$kt7Jd<|;nwNeO`mck|H~iWy<FH>hk-WS0BIVX2uv
z>U40^1MG%$AUpZ0?N<`;jSgT7TAab2<HX6+Am7oHhJ2c+WB1&SUYitpUN?pgyuZI+
z49>OphSVx0it+2!Ow9y5497jb8NHGE-a5{w*2-r?CR{r`sip)ljrW*KOgy>y$Qk-u
z;5!%qwpflDnj@aFrvocz3ns_a8MY$nK<!d|S#By09tPtJJYO*5Qy#w_C34DUyia}z
zFkJ^1tq3}BE4b}2!rhXP5~0h1AlnTGm{4ZCUmY2mKFxoyh<4)#S1CvJLlJv{Yiv?&
zgB1w@Hgq7`kyMMcVBJ6+LS7iN(NJGL@BpV>&n_{)_9Qa_cY1rP_uj=n9w-d4TK`TT
zp}%p=|Bic3W+FXEeFRpVR{NX;<?OI71hLO;+_it;b-|43-2?HJGJEya`eG)1#c!Cn
z=BsROu-swCwe7wLJB?<tpIy%898#YlebCa(3@yEw*JEpfvvEDO5U%2E$Zy3;AEi=W
z#2*D-#Q$(7J|<|kmKMg4bttemAuxW5nVP}fV0P-av|Pt^+9+la-_~n?qOZq2oeg&E
zEvv@7EVLHgBciMNg$CZ@rOugzBv^-v<n^(D%d^b1nv~{czFBXN&&hJ>cbhCiGwgK*
z@jVgq72KXEUVLk&=e}-&k3d#IiwiqH@8R?MJ65N4vI`qtftPX=^3^vCx@8CR@Fj~Y
zqIV@nR#!5AIL@<D(g&x-XuX_Js&Q@eeqk8L64Du~e1Npwv0o8RadeR^$oCE$nRcEr
zQ%&tWp6+_Ky?s8B_l`c3Tl4XsjZV#VqmJM=3QB1MAieW_*+wvaa3k4S%j!?s_7(hE
z>BWyb*;*ESP`Bn@N}b*!ZPyz-Zw4_9ZyCEZs_vTz-o-MD$z+<Sxm=$6?LRe(ir(b~
zNGN900nbP`#fW<UxW@L1J9w=mq&5NC-mIL0l=W9u_d$(_&6pZ9zj$V#grz8|MPKT#
zJiK)jQvA1$KMJ9b{kjQ^t+TUbQ7<PaM`c^<s?}5bq?ym37jbjb0f0XF0%RUpb;=p3
z-$sD08{*iql-iD{>gRSJe@H|LR=Wvu2sGKYDDG8X+y0gdyJM3xT~FNWYKBH*+}97f
z$5@jZUeN*9S)D&@P1F@`k}p)9JX>=M<IYOnE(kTg?&4bTX=XXopWVmPQ`CUVI_$Oh
z-LT?fR^TYWu&gKe{Y5-*^hKL89S9F2x%Z+DQ`0HeUnA8g1C)74DIEl*24CHbAdNo<
zC6cdv(?p0kr<Z+*lrvG{UpQ>VYKe!?%$C-<!Br(Hg_b|<9C``fLkHHL;b7B{1?6=S
zEIj6ndzbH_nG_+fp~2GkEHxqGX){-PM87#W%Q7!Ins6wnd=#)d1=tbwPT|5hj=l)v
z_yNJ5p#vT1BrMJ{tOm8(DS5&%M-XADBXdF~pX`1iC6`ewPH;uty2I(@_w-#V5<|8l
zh1k-8s1Q$rONZt<EFQ)Gr6{iSpsq|~__#xW*hym<XZx1nbqS}u6_AhW8@eEZ;3G&o
zELE-h40p%ua%Oj_){`3L*;LNRgGLKe=?}^>!A^+>=;J?cUjJl3nRe%W$$Z?2tCn)T
z<_(!EI0Fjr+h}9oc71h*ZJtg79pDrq7LsBJES6uEF$dPlkYa^em&vXjy{}h3Hqn%`
zKOQuuY+YZyN(aEXE+3&QK(bxx`2rgoH6B*{BK)<<KbWz#tAxwEUc*gxF~ADY$t0wF
z0%3K`pALkfpai8>p^P%p*NqmNS4*3rMOU*ni485*{f}HK^|WoEGh#GT$qeu=#6-Y$
zk5uL|f$%j=eTw-GQo{bgJUZ}h4BhF2`T*Yn*S4?PR&-#|>nAGzu%n526K~Lgyg@o}
zY#KysX`2wt42<Z|R+rhc*Zux%Ylr$hqy5{t{ofb3O1bOV4$sH$_s0XYJ9J<^M-T(h
z0r$CS1zc}Zivtd>{KtrFnlb*vfP3(<#+s&#kKW;eEFPcr9#(u{pe`h5p>JZa^%yth
zeNZ-TWxYagX@pvcpX?gZu`X60XnF?-USs^)dSQsg@*1mGYMAa%5dM#%Ky?y7QZob2
zn)RC05;Dcg%)W7I2ZShmj~Mhj953@3e>{An-N-~lV`uw?Ns@THggCFh2$N)P{0|o*
zI9gMU3&7<cJ3mM@xuvj@3H;C|n!DpGVp^Q>Qp>R!*sHAp1yd#BO~d6KE27qW>^^rY
z8MV8Nz4m+BE{tJtVbrSHP<?bz5%LQD^S*zszmH?*J+YE|bL*z=0e5sCrkL&b{2JIW
z`UI6ykpa6k^S+LnrDKh4J!2rTnV8+#$?HSzt|Nc)pWxh(&Pu_;ttb0)>Xi4-&$0UV
zeAAwb%@ic85-&Hk!29Mek*rw9G&OCTebU>qTzI3WC)DGQPDY*A6Sy1#sK8I6KFw{J
z>|n^^IwEx7HFp#^Ar<~w2ZUZS<e$6|`?1*RmCVte3))-{Pw%M%D+=2ad&J!gOFSk{
z_wX0Wv59$nPI!x@a@6koo;Q`AWlAnh$wRe)g#K^$YWj<@Vjf%^Zz%1d-ul#{im!x<
zBqU@ZB_<OSy^G;M1RyVYyNlOPr++Le6iih;l05L4GeuL4H&V^DS(8l$vdW?G)e;<U
zwcUdWC@E)(;sixnDFbJX^+pR$+qZ`ZbazgD#7TSmr=4h+@^uL^^!T$Dt%>~1@na90
zvu-}06Ag0y_SLy)C}&+7c2jb7k0vp)gMDpq_iVu@%p1Mb!JyOb!Pz1=MSM@N_TL1Q
z^kC*56*+B86#wT7+`WlA5`LX(B!jLtrg3!j?g?G**z&ik=hHeB{W_y=rfRX~9$xfo
zhv^Nm_RrO8QBuz;(|UPW&?^Sl;g=_WuL2K))$`x;Ky$0-B-9sM40a5J{6SFgfvQx6
z!)sQ|AH8Gg2uY+ehuVq99apS6>3@f#@-&lVB-HFJAtqXVPz+)2h<B^acFU@;|Gd1X
zFnMzJ{ICg3z~$;OvMeI!5&^chJ5LAJ_h!pIG`Bp?WTW<Gc24J9XjJ4mT>DUn4m@x#
z07AunE&7w-AWMgNZSI^<!=hv7V*TN<x}vGJYjMGMrcn#u8Ja~ZidUE5)03TNQW9Wp
zbO5@%e|&RXv36oy@iJFh$jj!r8HNqF2f$t~&x?|;zJI}%iaewkE>ydR#ydoD&#xzQ
zqk3kn8cu(_-W=y@kh5oRHwgc)9i|7pJnGbFq!Kn55q5#$Z1tVHKSTrg8GiVc(fVPv
zwiRR;@+#?%IIMjgI!^LTPIusTmhF$Sva*c;VGY4(OVX1VPrkA)7YLVlz1{7JUFBFf
z1m=+=jPxYfb@On~eMj-rW=Z}u-rDAdvGS$Xs<Fhat0zWYS0-_JD`s0A8Si*-lmQc{
zy94SKO&T|90A9=535}--kaA9>gySrf+b<!m?00mm>?><7tgBoNt^Is9Uw!2B0Ce-&
zkSfcGXU{8Sv9KuxVj_O8!#5m$U_+=Q%?YVUXlXmv{7l1pKErm?FW}CRSP3-+`F)qy
zC*FQ4lE2Hjpa0W9#4BTAT^I%moYcFJBU1QKy(0F0L1A7|c~0=%yLS&>aXgW0I^t;0
zD|nvgabUY_u<%b*{z+#3+UdpK|EA6ZsCcZ)jP8~vlq|$_Lbl!pgg^xyAnjW^`d)&e
z`Hf_stWNPD)cwiv-K~@aH109A3I$zVpc*GrK<gECd#Y*VTg=7UecE!xN!?n8-2i@2
zoPY)%rO;H|&uHjF-f+9EEeMoshj&?Wz;Fu4lJDgb@b52?3=!SsG=bI3jA)e0wwOXN
zlB!V|%up)d&^t5+tuI>?b#G^@3u(noS`c87n@S?m!DjkC<x}Pg>v|u~Nj*8mG;f_l
zvPIYZP$suR7j$EbiyDY~F$|}Oo;yDfyMk@wy9Ix<U+c&!=%FP#@OT}xejkA}=PwJw
z_}^8M=Hyy89WcnDU8>`u8Rh@Bs@eUte*1<|pV8GHw#@k@Pnk-xuuGLi{W#ji!VuOl
zKOYhCDdG~S%l@)R!hfTx|8C9vsQ~`#m6og&ABAj35TmFCZ5))#c(<te902iPH|h3v
zciX{Kg_~8a=lXoh9R?I`r!rd|RCkkk^tNJn|7b2_+a+o-8fPKYF&LXbuED}2zDGOU
zzg0gWY9V?nXX6o)eV=2$y6qaZwp2+O=9&_xW$WF%U^J3rpD=B4WQ58yKLpW(S`J^{
zA+LsB?3lS!<AZnZN;3+*XvkHxrEw1wv%|j#DP$>SI^^v%9Z1v_HZ3JdDr@ziSX&wh
za$&8Dm{C)74OI!NI-_;V%<pOmezO+^CFRUJv*MspZreLKyi=Vaw|h64o*CS_J2mvx
z`F;r_kJOvvBv2|iqB~MS<^~PhbMM0sCQh$*>+;D*COgQ?l`h8(@f;5lx+|5k>(?l5
z<N;ax#rHtYr)x`M06k+rVl?O(cl6Q$>vg5J*A?k)0J_hKnul4tQw93SA?6ju9zP|-
zudPCp^gh2L7R8HL(hK<9{3Po24Bv`e-6NI#$(IwiYi>8(Kf7C!SUO}D^S$2?2u81M
zmNdlb0!X#VtOm^jY?A0=&Lxe<7tmQD0?0wKh?B<PS_VGc=(Kdlv>A$TMk-~<Zj_$^
zl>WaoR0Rh$mnO7=IY{B-|8k%)xwD7H|0dxIes(b@P~yUn#G`k{l*%Tfkl<be@uc>{
zcFn_jlFoQ<+>>-d3U=e!LeiPpogYivCpOpQ=s-#m%(~uBVD`_>aG7w|n>t)!!gus5
ztSdTGrr#46@G)x{gg4#pL{wW9!Ke;L)&yO*2s7E73!?$6m&C2$n~CeeixK`oR?^2#
z@ZVZ1XM?$*+chyBg9m9N(3%E{jHJ#Ox|ZUQx6)8An)vmgW=06-E9m>g<HfOs_LE)@
z$Ti<RAUiDa3X425B|R_^U2)XF7im%oUhA^6a+jo#hjQTwAMT+i?QqxrwJZsvF7&BN
z5k^(DJ|@WTIt`PyIn_xVrB+jd2osa-C~m?{&FP}<v#5_27p@n4>dWBm^px$Hh>Wx^
zyLRy$a58d1CXIUSr{?(Erl9Q9<aqXw)f<!`XRs4hfW6FYiw-31_mhI=F)0+iC9mad
z==klp9o}h^AJn6ej~Ew6w>oMXil?iSxkce63@clD8<rKSaMcvgYV3P}!bZA_-E%H0
zMEDxlNe^|pA9UHNa0H#tzl-7GjOnQ8j9Yun=^t#L5ElH?&h#XtJ$P~h=sP8FyUmnZ
zuRg2oK$7)-=|!x9+rtqR9lTDC9}^VS43sc8D#T;omPj8v@;IFBl#Uhadw4x;O@geA
z8u1KSfHRR|Oz`lo(+qyW0$oz?t<uVsuN&+=B`oEBQOh`Z?I?*%V-F3&VWuL8iJ-|z
zCLlWVjd4DwZ?DUH$1YYkHjRp}dwY&2-mW%KPc*AX>6JnlS=TlxszGZtpc3$H&mmcQ
z&QWgUqo<UKc4@aaBeJ>0Os=Q!EU&)X?Se>uBIrqi2eQwF!@gf1#o(2oG^Hw}aT!IG
z;2u+F$+0>;@jRf=TeD`$`P}3koQV=|uN3roz5<_<{BP$-A>G`Za;L@4MZoacqZm>*
zfRaVGtLOsDa2|};T-;SDLR*1b6-CKA3u@VzX}@5e@TN)fh#y3-Q+djIKk%95eOfpM
ztBp6Na-9jHF?Z5|?#YMkWGPzzldaEYIjl&@D_^@3q572pOj3n>R}S*s$z8W%S*zDl
zJLFCi(Iz^8nLDldL5h6sCQU_8vg9vurI0RA_&~rvkOgudP>T=(zQXZ+bJc@XJ`4*Q
zd$tHoh=*a*Fs?cK(kL!aO@>?mU3-3p)sv*j_J%{Ut!=H>6{{;R8#c#1dzK6Unx^u(
z<(U{=m?vgxZ(jL<F7$i0JRa8R%Z&(es3o8yy0n@DQ(Qg$gww888MCXaD3pJ_QN;St
zL`Rg$3WBy1weEIN4AGGkQFNugZ+BIA$K>4#+@UeS(wg)<(QYhYD`#Dw4jgJVz_NBW
z(g6fbmN1c_Q-!`iW036QcF{P1+bxW02!xt?dNU`LYTA}mi}~9R8|%F~$vV$$|5J+o
z%|`$#(lNJuf5_a2Q<EjZz{a9GegfrR>%w$j|H8?ZZQNkeZJIbmlK@RttnJ$k-f<L5
zC}?P4b9$P8qA^ZVrRr`I?bbRg@FxeUh!{e8=7U8?>GF~`30iPM=*Kbw>mS3Vmy9u4
zzGZbjUNn`vOUs(^Tk5*EzgZOzbv%+=N(#)#<r&UY_!f)thD8vk(TPh0=YhGX0A-Nf
zyV0gbcD3(i;6oc2$GXMkY#N2Q+HaiHdGIu9#nAuD0TLBtwE`5q=hzGR*Iy$XdpNH(
zzdYksb-U6$;2QjT_AD;d{w2rfGpyUZ)J5S_z@F%@#e!OeS$wpNCZ76fv0fD8*e`6e
z{k;x!5{$cG1Y6n^ig!eJ7t^`P?sdQG>5|a>uODnRr*@>o99x1GC&$OPV%EsuW!QCF
zCV_7}DpyI-P;Q58%=b3YdV87n9kTx<@_sz9-xhxq#F1Z?z|sHJeSq}SPE8?VE|atu
zz=b_iXPQ`5yeu?f`{a(fFXwxWF`k2N=FhIjT^3}HLjfQ;f<`ToBnXWZPU`czEUiw}
zY0~7p&BrIc6xi9>N1;X&oQ5?mf;GK5PrkUw{h@m^Zcg@s+I}#YXfUOOP#>d|P(xQw
z6MB1LT%H(w?5f~?P|P|-yU^=iNA-%`nX}(9PaNBsY7BXA2nq+OoOWt7Z1;V+-U5oZ
z1bFRI=UnpiQj`*frw|Dns?+wA8k4O{-5}Bd8&19kYfqh(YxRbK+rqEhuUFZ-W~^ua
zT8#f=#tL~zidc})!p?<Jj2G6g;d(po2Ye}jo%#^?NWD~T<=nj86Iws*z*q}6Sr;K~
zG-;$!Qo{FoC0JPAdfd69LTyee__N&+vNM!qiiBd};dtZ-#hM`ZJpV!hXy3c(Em@6y
zgf-t<cQukv`Sbqd1OS};+XepA-altV#bflXzPtvKcF||2Gu`}GmGIu$RUE}7IL?En
z@?pS=_sYr=(gw@JPTDkR#P=qvn?rfOPr7nVTuG|63mg&tbVexJ^`=j0UbHb2<7s{d
zIPDOI2|d(Vgr0YTQJkUpERr-WT0)x+Fk<NdZnYotI|`vY<x%fpJ4O^xqDK-z1nW5p
z8AtzDupIsi;I)+ehKg`?+90OJeQg;B+PR)><1|5p?bh^Q&-OA=#Uk%hpFmk%_OqhA
zWF`-@o<bLe>Q_LG8eggf5IXsnwu>Dprlg>t6CVWIj*iNv_Um)?H#|%ej}p`?+r|f;
zsXxnBaq>CwGBy1KE_jJ_cD`{T$y`k<W@o54_h#xJ;(!AFIgS0t0(xo>7qfnsaOiEe
z7Re8rWS~!a5D*-SeX6YPDB@D-Z7P$hZSIdSiIW^kJvT2Hd-sW47%U(5S0wjGcLdF+
z><jyEQaC{fNvHtRCD9kCPtf0!NZ@p5UkCd(5oFw4S!6K%G%SX9ryZIO0<)*NJQ~z;
z9XqVgC9GSTYvHP3P|!gHru~geH14$cLYJTn)+X*0M6Ru`f@>7*#xqr9H0Bc!Dvec+
zyyd&*YP!C0c*vhr813;?)l{sMA$>gT_}g%{ci&peH#Vj_CcIatY&k>xJ!KxfvpKK-
z#0?xQB61*cg%R$+ZiT@nmN9HCs+QHOl5!cl9;Kz=BPVw^;r5gL=xU9+k4^Juy%#RL
zK4ct9@OF4Z5M^gLDEE}?Q~UH|@Y~98mfjl!y&Ai&0Kc^%fTn{2{vRCo*N9C=yYhTl
zh8@~`GmAV=fYbC^HRt-l$0yoss1Iqr45Xgh+X!;cN6YennRbvM<x<PaDSkd=Eu?+}
z$@8W2YPS4XZIl11n4|EA3>NdP6Mw|AQV0&B7ekl_&`NMtI&gDt#<&wL?4wMBA{dD<
zVbTE~H3x)z=9f<$HGR@oo*{qaGs|gi9dp{^j~3PeGitkA72$N?F8L<qasmy7l*Wpn
zHxpW2k3yESB!5DMX?5FJY0e*Sn!-<mgnY!f;nA2-T(;`FZuaA5sV@`5jkrCA4FQ3z
zqV?;=@KqH5Fp80M51Tuwt2BqcArwp7nlZkt<}GAEYnm$QDU#l+?$Mqc4?V51#q;(B
zN(E^}uv=I5BM<N@W((s{!L}o%-{khGu+{x_U89xj;nKseAgkPJ7L~)bGZs*@2R^q-
zZzQuF(T_|%`uMn1a{FcA_%6Q{!!NT06uW=v>zmLF>}JAY*nJ)e(zw`)#%d?kJDXY$
zW&t(@X?+;3S~?Jy4aMI?DOYAvZ}|p&(J1;vS#;rgsi?YP<a+di9oJ>QH!1x*pXO*B
z#|ZA-Xd(5KaNR@rtB)%w`h@6$5@!qbjDzpJS;~Ty@(|J-@5J84y*z5~*C1oXx?=-B
zPSReYR@3AgDBJj;$c*il35!s$mI6BBCe(78x|5_~{e$_L>uW(?BbA`9o1h1^u{K26
z(m=q#UxFT>4WR2pkrD*W$N)5lqi0~XS5TnwnW%JXU$EV+TOFrwY>5ggr29UtbO|eE
z*oCbh!&!KD`R1brXbf*c;D?Y#4z~Ln5b}V0XXV4@BqBQ8*j8|&YeCI~4JPff4CN*T
zoyW(-)DChWyoMFkvm~d*w9OGc2ZayoJ$gYt9;WaWJ#|1E4n??IQ42MEj7IGUT3y@X
zTVkdo-y{?)8a^x5#?G=cl%+rY?801r^_($hO69A6NIJ;hr78INhc~hN&G>p7m$C1Q
zmA!rO>5N#4a#3GEq4R)CVEx|ocvj1*L>E`89O<R2to<F6T%Ok+73pYfs*W_s3h4lt
za6Pd*NHfc)iAZ<Ac3>1Rui7yO<^mUsfn8W~4u`sLGMo+RfPa2<y1q@e^2yXq*V#qO
zz4awXQ?#ooYxCs17Udvx-nPn}Y(?7a(mhe7xtGJaE<Y-p)H~o??EGP(%YDp{yW`LM
zG<5A8zE2WlqoB_YCP4-Fmq00NClA8^Cu1x;YBw~*X^7&m@LX*0pi{y4T0QN=xX)tt
z`NYGXFXID(pNG$Ub-&&ic5WWvsVn(v8IiM$u8moTygp#dImf*`wf<B+cEg0CJH9^x
z+7mJeV;TsGu{k8i)f`H?!xi+J4Sv$}&6w{_g%Dz+f7R}()0g)=i2+X+o3mU@&ey1Z
zj*yOBIL|e8#0Jc=Sg}sp9cuSx%CJ*awCX6B{e-o-d^6Qjk5vwn^4>BME{d7YL)Z2u
zQC#qIe+2uld)qfQKEK?;Es&h!HdsF;m%*y^kjW;=z~t>sB?jqz%W<@eFJx8JXCf_h
zVKDZh<JB&Ff69V|n;~LR%)vpX@#eL+4-Jkn-7$0}T_OsTjOQ%`q1*^)7fKVq@#wZg
ze$8l$bIG*h5x=JRZtjj;#S0f$<-(L`y_l-WaM(>Kv$Kb!#Mq`rtGk2B`(n70$uifr
z5gS}?OeI;?=^@X+5mv4>0CW*38>D6Y6=<X+|FDi9$S9$t?<<<LWBAtk_j5vCdrwC6
zLrSL|EyXJ>?hU`I;7@#cQkn&G-s4~6?jIumHy-^zaqFfWQLp<w30Mht`yr|DP@|p^
z&-vu9&yKjqaRO^$m6wt`HE?q^LA?WN3&tIT%!uc3%*Yzj8JBcI<CuSfchte2WXofa
zHx`u)d&wS<@B0cF4TRqC@)lF&2p^<=(LhB<!QyD@hG5Hi35Q(nZ-91ct#T4YaJu$B
z<LZ9!*w<|H%XLE5!RvRqZa7HsZG66I@=5!s2!{b*L?*EEQ(pgY{5R>1e_Q!aHU1Bk
z{JWy~?|TCBobdSKAeQ?c8{f-RbFp+AD|0pBrvR{+dY^-$L%Ke%97U5NiIA1-kwP`2
zhZY1=a6WR|m($GcF?F}ruLUQU?!UI2lVJdi9AcSU8XqIuz4x-8R`n!)EQaWE@}4w>
zi0>2hpyAEX9vGuDqGEn7Zs%D(KKfZ6#d6}}rlH5}qSld*xylzEG@Q@*NsA>+`t)%;
zc225g=W@+h;rZm(0j-&6B^WOxH(}QmI;W%G<RSIPZmT~lTd05Htu0g^t)4pcO77GZ
z<7WoOQS#E2y(?G8!TbPefAkkL{m10?U*qY2(rRZ(`S@P&DJ>z2#NByc;m}u}lZU21
zZ&o)w`S|VhT9NrvnRtZRyTsI<QjUlBjzWfB{inDFTE}2M?>D@I{RWD;JjMSH8fE@n
zfwft~sx~`Ip10~QTp<`I1-$d0nXx#h?QGedS+|?-Wd9+9SN+NMXC2>a`|&VWoiLDm
z|7#@vLuaL7yey|7T~IbOmJQF^nRRCFGAW8+aGBOOEZwT8xE{`|rPXlc<e)@zb85VS
z<^~T-Th&i`a%(dxhc^Hwh?J(j&=vOBLgd(!^h=y(ojryG9G|Z%QKikRd>X?>Uv%lz
zuFNE>>e&Kol<U}(X-tP8O>Ck?nZO7Yc5xVyp7j4w>*#oI`c}ikg4Iv8=ha=0D0aK5
zW<8H@ywgO~B5mUz={WL)i*;F}y_~$1^Yi%r@VW3>G&t#oFJtIa=g6gZs&VM4@=N;E
ze1A)kS<ijTaHK3QVcm9pL5O$myWPIdmHTQ8($1e(csn_s_FQ=P#Ta>A-~kIpLkBU(
zUsu65<7J2DLR!CsMWR$cd1r{;j>|i<EN|M-EP1=Qx?MQ!(wjG|{?!Vm5B`+#esYcH
zRh@D|j@XG7cd{MA3o6ic2pb)f@AXB}ugLL{*JPkjLydHWLy)kwnzT5>Lk4-618p$-
z_#`p_&x5T<YO(es4!C#eiVW9@EqBPEe8y)VU;2YA&5_XbDXW+<aUM8T5v~!EgrJyH
zt9C6(29ygvEiPDR$@fM9cw*t|E9Wboc7Zj9xBG6}8aWi5?@uktxM*$8Q-^VtX|1DX
z>IyE4mgj`LTsZ@a_D|B?7`3X+?*AtCT>Dh+GfA<?q@Kxh3_Zg4UV<3*ybBGIt+#MC
zZ&eSJJRzz4xw=+aq0Y9<`<u<-M}um$-slbx(=T!wd<#yPHN2EStfoHS(7En2&k2h?
zV>216tie|Ms_gLN51Sz;`_FM*&j@n)C=hFVB$jn+&YZy7nWWrBlfqYYiEZ+J&pDuT
znqa%vqgjKA_N}nFtxnF^Rx6zmsyBz#l_uL8jmTWfe<xf8ufe##Y)K&|Q(q$WbYzR$
zp|QR@2?J6qAUk_gSvQv2dBHJg>-NTBlVthNtOM_EtcaMZGwk%FkPRq8le_-I{uut5
zmeH9n&NCmD6>T%DJU`fOm^(J{`D_S&j`;RNRrkZePr#(u3)B=Ge1<c2H%Ul;h$gk1
zk&!Lc<gE=P$!BQvH>LD#o3Tw8T_@KDvglpTz1DBJ1n&qWrQIcH5$_P{8}O6eSD17~
z$B>rpC7yv_prJ6sA$0A!T=>YBkJCrT>YDCJnm1{cU$|<66?#l^c{z*pq{ir|k#!LA
zoz00fxiN~1POr6(>NjofGt)C&hny{5CF#Eq?0p|4%3E?Q{pr(j_FSG?og-v8BIIq3
zpsor@ix^2*k4nmk+MQ82D}1&wtk=`elfUcT5xdX?nf@g8BDcH!O9K1c{8a;@7MyX?
z4_Rz4J$$>xCjCl-L|r(c&~-mLfqZMab3WyuB`nFX<-VNG+1Dy#Q|e!9F5N;6l7}*Y
zKg;#tUwASysi#RQXS;hll$l$<mW`+Pf1ltRVBT%1Z%{E8XG@i-{P<ex<TZV+{K-OY
z;J!1M(PI9U)%v^q{|DKBd6-xKyQfDkPbyNH3?-SjH{U?OE)Xgb<niiPZxlt#jomnN
zqf<dmhk0aHS(4?m!TCMKM0Q(dQ-R%A40<-gklcb7VaMS!gF!BSo<0GxiK9l}Gx(T1
zkGL_h^O}@LJ>G&SC>bA4R_KAbZ$7wUxwbhk3u@vyUa!oJH0JK^576nt@q(!Gg5Yl)
e6BGEGI@M~(_E>q~L3c<xKVWV6&y9gT^?v{gZ;>qk

diff --git a/tests/expected_graphs/complete_callgraph_6.dot b/tests/expected_graphs/complete_callgraph_6.dot
index 0b192213..83263bd4 100644
--- a/tests/expected_graphs/complete_callgraph_6.dot
+++ b/tests/expected_graphs/complete_callgraph_6.dot
@@ -1,14 +1,6 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7fcc085076f0 [shape=record,label="{external node}"];
-	Node0x7fcc085076f0 -> Node0x7fcc08507780;
-	Node0x7fcc085076f0 -> Node0x7fcc085077e0;
-	Node0x7fcc085076f0 -> Node0x7fcc08507880;
-	Node0x7fcc085076f0 -> Node0x7fcc08507960;
-	Node0x7fcc085076f0 -> Node0x7fcc085079c0;
-	Node0x7fcc085076f0 -> Node0x7fcc085078e0;
-	Node0x7fcc085076f0 -> Node0x7fcc08507ba0;
 	Node0x7fcc08507780 [shape=record,label="{add}"];
 	Node0x7fcc085077e0 [shape=record,label="{sub}"];
 	Node0x7fcc08507880 [shape=record,label="{mul}"];
diff --git a/tests/expected_graphs/complete_callgraph_7.dot b/tests/expected_graphs/complete_callgraph_7.dot
index e5dacf21..aab4e15f 100644
--- a/tests/expected_graphs/complete_callgraph_7.dot
+++ b/tests/expected_graphs/complete_callgraph_7.dot
@@ -1,27 +1,16 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7ff7fbd084c0 [shape=record,label="{external node}"];
-	Node0x7ff7fbd084c0 -> Node0x7ff7fbd08550;
-	Node0x7ff7fbd084c0 -> Node0x7ff7fbd085b0;
-	Node0x7ff7fbd084c0 -> Node0x7ff7fbd08650;
-	Node0x7ff7fbd084c0 -> Node0x7ff7fbd08730;
-	Node0x7ff7fbd084c0 -> Node0x7ff7fbd08790;
-	Node0x7ff7fbd084c0 -> Node0x7ff7fbd086b0;
-	Node0x7ff7fbd084c0 -> Node0x7ff7fbd08970;
-	Node0x7ff7fbd08550 [shape=record,label="{add}"];
-	Node0x7ff7fbd085b0 [shape=record,label="{sub}"];
-	Node0x7ff7fbd08650 [shape=record,label="{apply}"];
-	Node0x7ff7fbd08650 -> Node0x7ff7fbd085b0;
-	Node0x7ff7fbd08650 -> Node0x7ff7fbd08550;
-	Node0x7ff7fbd08730 [shape=record,label="{bar}"];
-	Node0x7ff7fbd08790 [shape=record,label="{foo1}"];
-	Node0x7ff7fbd08790 -> Node0x7ff7fbd08730;
-	Node0x7ff7fbd08790 -> Node0x7ff7fbd08650;
-	Node0x7ff7fbd086b0 [shape=record,label="{foo2}"];
-	Node0x7ff7fbd086b0 -> Node0x7ff7fbd08730;
-	Node0x7ff7fbd086b0 -> Node0x7ff7fbd08650;
-	Node0x7ff7fbd08970 [shape=record,label="{main}"];
-	Node0x7ff7fbd08970 -> Node0x7ff7fbd08790;
-	Node0x7ff7fbd08970 -> Node0x7ff7fbd086b0;
+	Node0x6000037cd500 [shape=record,label="{add}"];
+	Node0x6000037cd590 [shape=record,label="{sub}"];
+	Node0x6000037cd5c0 [shape=record,label="{apply}"];
+	Node0x6000037cd5c0 -> Node0x6000037cd590;
+	Node0x6000037cd5c0 -> Node0x6000037cd500;
+	Node0x6000037cd650 [shape=record,label="{bar}"];
+	Node0x6000037cd6b0 [shape=record,label="{foo}"];
+	Node0x6000037cd6b0 -> Node0x6000037cd650;
+	Node0x6000037cd6b0 -> Node0x6000037cd5c0;
+	Node0x6000037cd710 [shape=record,label="{main}"];
+	Node0x6000037cd710 -> Node0x6000037cd6b0;
+	Node0x6000037cd710 -> Node0x6000037cd6b0;
 }
diff --git a/tests/expected_graphs/complete_callgraph_8.dot b/tests/expected_graphs/complete_callgraph_8.dot
index 7f955f9d..39e18598 100644
--- a/tests/expected_graphs/complete_callgraph_8.dot
+++ b/tests/expected_graphs/complete_callgraph_8.dot
@@ -1,10 +1,6 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7face7c10de0 [shape=record,label="{external node}"];
-	Node0x7face7c10de0 -> Node0x7face7c10e70;
-	Node0x7face7c10de0 -> Node0x7face7c10ed0;
-	Node0x7face7c10de0 -> Node0x7face7c10f90;
 	Node0x7face7c10e70 [shape=record,label="{foo}"];
 	Node0x7face7c10e70 -> Node0x7face7c10ed0;
 	Node0x7face7c10ed0 [shape=record,label="{bar}"];
diff --git a/tests/expected_graphs/complete_callgraph_9.dot b/tests/expected_graphs/complete_callgraph_9.dot
index 7f2f932f..88434ee7 100644
--- a/tests/expected_graphs/complete_callgraph_9.dot
+++ b/tests/expected_graphs/complete_callgraph_9.dot
@@ -1,23 +1,13 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7f85f15071b0 [shape=record,label="{external node}"];
-	Node0x7f85f15071b0 -> Node0x7f85f1507240;
-	Node0x7f85f15071b0 -> Node0x7f85f15072a0;
-	Node0x7f85f15071b0 -> Node0x7f85f1507340;
-	Node0x7f85f15071b0 -> Node0x7f85f1507420;
-	Node0x7f85f15071b0 -> Node0x7f85f1507500;
-	Node0x7f85f15071b0 -> Node0x7f85f1507630;
-	Node0x7f85f15071b0 -> Node0x7f85f15073a0;
 	Node0x7f85f1507240 [shape=record,label="{add}"];
 	Node0x7f85f15072a0 [shape=record,label="{sub}"];
 	Node0x7f85f1507340 [shape=record,label="{apply}"];
 	Node0x7f85f1507340 -> Node0x7f85f15072a0;
 	Node0x7f85f1507340 -> Node0x7f85f1507420;
-	Node0x7f85f1507340 -> Node0x7f85f15071e0;
 	Node0x7f85f1507340 -> Node0x7f85f1507240;
 	Node0x7f85f1507420 [shape=record,label="{nd_binfptr}"];
-	Node0x7f85f1507420 -> Node0x7f85f15071e0;
 	Node0x7f85f1507500 [shape=record,label="{bar}"];
 	Node0x7f85f1507630 [shape=record,label="{foo}"];
 	Node0x7f85f1507630 -> Node0x7f85f1507500;
diff --git a/tests/expected_graphs/issue93_alias.callgraph.dot b/tests/expected_graphs/issue93_alias.callgraph.dot
index 3e13386b..d846e423 100644
--- a/tests/expected_graphs/issue93_alias.callgraph.dot
+++ b/tests/expected_graphs/issue93_alias.callgraph.dot
@@ -1,10 +1,6 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7fdccb50a790 [shape=record,label="{external node}"];
-	Node0x7fdccb50a790 -> Node0x7fdccb50a820;
-	Node0x7fdccb50a790 -> Node0x7fdccb50a880;
-	Node0x7fdccb50a790 -> Node0x7fdccb50a570;
 	Node0x7fdccb50a820 [shape=record,label="{__incr}"];
 	Node0x7fdccb50a880 [shape=record,label="{__decr}"];
 	Node0x7fdccb50a570 [shape=record,label="{main}"];
diff --git a/tests/expected_graphs/issue97.callgraph.dot b/tests/expected_graphs/issue97.callgraph.dot
index 301695a1..0c98ffae 100644
--- a/tests/expected_graphs/issue97.callgraph.dot
+++ b/tests/expected_graphs/issue97.callgraph.dot
@@ -1,23 +1,12 @@
 digraph "Call graph" {
 	label="Call graph";
 
-	Node0x7ff889407fc0 [shape=record,label="{external node}"];
-	Node0x7ff889407fc0 -> Node0x7ff889408050;
-	Node0x7ff889407fc0 -> Node0x7ff8894080b0;
-	Node0x7ff889407fc0 -> Node0x7ff889407de0;
-	Node0x7ff889407fc0 -> Node0x7ff8894081a0;
-	Node0x7ff889407fc0 -> Node0x7ff889408200;
-	Node0x7ff889407fc0 -> Node0x7ff889408360;
-	Node0x7ff889407fc0 -> Node0x7ff889408150;
 	Node0x7ff889407de0 [shape=record,label="{c1}"];
 	Node0x7ff889407de0 -> Node0x7ff8894081a0;
 	Node0x7ff889407de0 -> Node0x7ff889408200;
 	Node0x7ff8894080b0 [shape=record,label="{strcmp}"];
-	Node0x7ff8894080b0 -> Node0x7ff889407ff0;
 	Node0x7ff8894081a0 [shape=record,label="{malloc}"];
-	Node0x7ff8894081a0 -> Node0x7ff889407ff0;
 	Node0x7ff889408200 [shape=record,label="{free}"];
-	Node0x7ff889408200 -> Node0x7ff889407ff0;
 	Node0x7ff889408150 [shape=record,label="{main}"];
 	Node0x7ff889408150 -> Node0x7ff889408050;
 	Node0x7ff889408150 -> Node0x7ff889408050;