Add tests.

test/compile_tests.py

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+#!/usr/bin/env python
+# coding: utf-8
+
+import glob
+import os
+from os import system
+root_tests_dir = '.'
+
+for test_dir in os.listdir(root_tests_dir):
+    if os.path.isdir(os.path.join(root_tests_dir, test_dir)):
+        print(test_dir)
+        if not os.path.exists("{test_dir}/a".format(test_dir = test_dir)):
+            os.makedirs("{test_dir}/a".format(test_dir = test_dir))
+
+        if not os.path.exists("{test_dir}/b".format(test_dir = test_dir)):
+            os.makedirs("{test_dir}/b".format(test_dir = test_dir))
+
+        system("g++ -DV1 -o {test_d}/a/program.out -xc++ -g {test_files}".format(test_d = test_dir, test_files = ' '.join(glob.glob(test_dir + '/*.c??'))))
+        system("g++ -DV2 -o {test_d}/b/program.out -xc++ -g {test_files}".format(test_d = test_dir, test_files = ' '.join(glob.glob(test_dir + '/*.c??'))))

test/df_dynamic_vars_address/program.cxx

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+// g++ -DV1 -o a/program.out -xc++ -g program.cxx
+// g++ -DV2 -o b/program.out -xc++ -g program.cxx
+
+#include <iostream>
+
+int f(int arg1, int arg2) {
+#if V2
+  int i;
+#endif
+
+  int var1 = arg1 + 1;
+  int var2 = arg2 + 2;
+
+#if V1
+  return var1 + var2;
+#else
+  int result;
+  for (i = 0; i < 5; i++) {
+    result = var1 + var2;
+  }
+
+  return result;
+#endif
+
+}
+
+int main()
+{
+  std::cout << "Result:" << f(1, 2) << std::endl;
+  return 0;
+}

test/dynamic_vars_address/program.cxx

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+// g++ -DV1 -o a/program.out -xc++ -g program.cxx
+// g++ -DV2 -o b/program.out -xc++ -g program.cxx
+
+#include <iostream>
+
+int f(int arg1, int arg2) {
+#if V1
+  int *var1 = new int(1);
+  int *var2 = new int(2);
+#else
+  int *var2 = new int(2);
+  int *var1 = new int(1);
+#endif
+  std::cout << "var1_ptr:" << var1 << ", var2_ptr:" << var2 << std::endl;
+  return *var1 + *var2 + arg1 + arg2;
+}
+
+int main()
+{
+  std::cout << "Result:" << f(1, 2) << std::endl;
+  return 0;
+}

test/local_vars_address/program.cxx

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+// g++ -DV1 -o a/program.out -xc++ -g program.cxx
+// g++ -DV2 -o b/program.out -xc++ -g program.cxx
+
+#include <iostream>
+
+int f(int arg1, int arg2) {
+#if V1
+  int var1 = 1;
+  int var2 = 2;
+#else
+  int var2 = 2;
+  int var1 = 1;
+#endif
+  std::cout << "var1_ptr:" << &var1 << ", var2_ptr:" << &var2 << std::endl;
+  return var1 + var2 + arg1 + arg2;
+}
+
+int main()
+{
+  std::cout << "Result:" << f(1, 2) << std::endl;
+  return 0;
+}

test/local_vars_switched/program.cxx

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+//g++ -DV1 -o a/program.out -xc++ -g program.cxx
+//g++ -DV2 -o b/program.out -xc++ -g program.cxx
+
+#include <iostream>
+
+int a(int arg1, int arg2) {
+#if V1
+  int a_var1 = 1;
+  int a_var2 = 2;
+#else
+  int a_var2 = 2;
+  int a_var1 = 1;
+#endif
+  return a_var1 + a_var2 + arg1 + arg2;
+}
+
+int main()
+{
+  std::cout <<  "Result:" << a(1, 2) << std::endl;
+  return a(1, 2);
+}

test/pointer_offset/program.cxx

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+// g++ -DV1 -o a/program.out -xc++ -g program.cxx
+// g++ -DV2 -o b/program.out -xc++ -g program.cxx
+
+#include <iostream>
+
+int a3(int i = 3) {
+  int * j = new int(2);
+  int * k = new int(7);
+  std::cout <<  "Ptr:" << j << std::endl;
+
+  return 0;
+}
+
+
+int main()
+{
+  return a3();
+}

test/pointer_simple_class/program.cxx

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+// g++ -DV1 -o a/program.out -xc++ -g program.cxx
+// g++ -DV2 -o b/program.out -xc++ -g program.cxx
+
+#include <iostream>
+
+class Task {
+    public:
+        int id;
+        Task *next;
+        Task(int i, Task *n):
+            id(i),
+            next(n)
+        {}
+    };
+
+int a3(int i = 3) {
+  int * j = new int(2);
+  int * k = new int(7);
+  std::cout <<  "Ptr:" << j << std::endl;
+
+  return 0;
+}
+
+
+int main()
+{
+  Task *task_head = new Task(-1, NULL);
+  Task *task1 = new Task(1, NULL);
+  //Task *task2 = new Task(2, NULL);
+  //Task *task3 = new Task(3, NULL);
+  //Task *task4 = new Task(4, NULL);
+  //Task *task5 = new Task(5, NULL);
+
+  task_head->next = task1;
+  //task1->next = task2;
+  //task2->next = task3;
+  //task3->next = task4;
+  //task4->next = task5;
+
+  return 0;
+}

test/recursive_factorial/program.cxx

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+// g++ -DV1 -o a/program.out -xc++ -g program.cxx
+// g++ -DV2 -o b/program.out -xc++ -g program.cxx
+
+#include <iostream>
+
+int f(int arg1) {
+  if (arg1 == 0)
+#if V1
+    return 1;
+#else
+    return 0;
+#endif
+  else
+    return arg1 * f(arg1 - 1);
+}
+
+int main()
+{
+  std::cout << "Result:" << f(5) << std::endl;
+  return 0;
+}

test/recursive_fib/program.cxx

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+// g++ -DV1 -o a/program.out -xc++ -g program.cxx
+// g++ -DV2 -o b/program.out -xc++ -g program.cxx
+
+#include <iostream>
+
+int fib(int x) {
+#if V1
+  if (x < 2) {
+    return x;
+  }
+#else
+  if (x <= 1) {
+    return 1;
+  }
+#endif
+  return (fib(x - 1) + fib(x - 2));
+}
+
+int main()
+{
+  for (int i = 0; i <= 5; i++)
+    std::cout << "Result fib(" << i << "):" << fib(i) << std::endl;
+  return 0;
+}

test/recursive_str/program.cxx

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+// g++ -DV1 -o a/program.out -xc++ -g program.cxx
+// g++ -DV2 -o b/program.out -xc++ -g program.cxx
+
+#include <iostream>
+#include <string>
+
+std::string dup(int cnt, std::string x) {
+#if V1
+  if (cnt <= 0) {
+    return "";
+  } else {
+    return x + dup(cnt - 1, x);
+  }
+#else
+  if (cnt <= 0) {
+    return "";
+  } else {
+    std::string s = dup(cnt/2, x);
+    return (cnt%1 == 0) ? s + s : s + s + x; // cnt%2 == 0
+  }
+#endif
+}
+
+int main()
+{
+  std::cout << "Result(0):" << dup(0, "*") << std::endl;
+  std::cout << "Result(1):" << dup(1, "*") << std::endl;
+  std::cout << "Result(2):" << dup(2, "*") << std::endl;
+  std::cout << "Result(3):" << dup(3, "*") << std::endl;
+  std::cout << "Result(4):" << dup(4, "*") << std::endl;
+  std::cout << "Result(5):" << dup(5, "*") << std::endl;
+  std::cout << "Result(6):" << dup(6, "*") << std::endl;
+  std::cout << "Result(200):" << dup(200, "*") << std::endl;
+  return 0;
+}

test/simple/program.cxx

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+// g++ -DV1 -o a/program.out -xc++ -g program.cxx
+// g++ -DV2 -o b/program.out -xc++ -g program.cxx
+
+#include <iostream>
+
+int f(int arg1, int arg2) {
+  int var1 = 1;
+#if V1
+  int var2 = 2;
+#else
+  int var2 = 3;
+#endif
+  return arg1 + arg2 + var1 + var2;
+}
+
+int main()
+{
+  std::cout << "Result:" << f(1, 2) << std::endl;
+  return 0;
+}

test/simple_functions_chain/program.cxx

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+// g++ -DV1 -o a/program.out -xc++ -g program.cxx
+// g++ -DV2 -o b/program.out -xc++ -g program.cxx
+
+#include <iostream>
+
+int c(int arg1, int arg2) {
+  int c_var1 = 100;
+  int c_var2;
+#if V1
+  c_var2 = 2100;
+#else
+  c_var2 = 2000;
+#endif
+  int c_var3 = 300;
+  int c_var4 = 400;
+  int c_var5 = 500;
+  return c_var4 + c_var5;
+}
+
+int b(int arg1, int arg2) {
+  int b_var1 = 10;
+  int b_var2;
+#if V1
+  b_var2 = 210;
+#else
+  b_var2 = 200;
+#endif
+  int b_var3 = 30;
+  int b_var4 = 40;
+  int b_var5 = 50;
+#if V1
+  return c(b_var4, b_var5);
+#else
+  return c(b_var3, b_var4);
+#endif
+}
+
+int a(int arg1, int arg2) {
+  int a_var1 = 1;
+  int a_var2;
+#if V1
+  a_var2 = 21;
+#else
+  a_var2 = 20;
+#endif
+  int a_var3 = 3;
+  int a_var4 = 4;
+  int a_var5 = 5;
+  return b(a_var4, a_var5);
+}
+
+int main()
+{
+  std::cout << "Result:" << a(1, 2) << std::endl;
+  return 0;
+}

test/strace_sample/program.cxx

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+// g++ -DV1 -o a/program.out -xc++ -g program.cxx
+// g++ -DV2 -o b/program.out -xc++ -g program.cxx
+
+#include <stdio.h>
+#include <unistd.h>
+
+void file_open()
+{
+    char str[30];
+#if V1
+    FILE *fp = fopen("/tmp/strace_sample", "r");
+#else
+    FILE *fp = fopen("strace_sample", "r");
+#endif
+    fgets(str, 5, fp);
+    fclose(fp);
+}
+
+int main() {
+  file_open();
+  return 0;
+}

test/vectors/program.cxx

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+// g++ -DV1 -o a/program.out -xc++ -g program.cxx
+// g++ -DV2 -o b/program.out -xc++ -g program.cxx
+
+static char array[1000][1000];
+
+int main (void)
+{
+  int i, j;
+
+  for (i = 0; i < 1000; i++)
+    for (j = 0; j < 1000; j++)
+#if V1
+        array[i][j]++;
+#else
+        array[j][i]++;
+#endif
+  return 0;
+}