From 9986047f32d0e20c3aa0ed5441fe6ba4aa6ca8c2 Mon Sep 17 00:00:00 2001
From: Peter Gerwinski <peter.gerwinski@hs-bochum.de>
Date: Thu, 6 Apr 2023 16:54:38 +0200
Subject: [PATCH] Beispiele 6.4.2023
---
20230406/ | 1 +
20230406/constructors-01.cpp | 19 +++
20230406/constructors-02.cpp | 23 ++++
20230406/constructors-03.cpp | 23 ++++
20230406/constructors-04.cpp | 27 +++++
20230406/constructors-05.cpp | 27 +++++
20230406/constructors-06.cpp | 23 ++++
20230406/constructors-07.cpp | 24 ++++
20230406/constructors-08.cpp | 29 +++++
20230406/constructors-09.cpp | 28 +++++
20230406/constructors-10.cpp | 32 +++++
20230406/constructors-11.cpp | 33 ++++++
20230406/constructors-12.cpp | 38 ++++++
20230406/constructors-13.cpp | 37 ++++++
20230406/constructors-14.cpp | 27 +++++
20230406/constructors-15.cpp | 30 +++++
20230406/constructors-16.cpp | 30 +++++
20230406/constructors-17.cpp | 26 +++++
20230406/destructors-01.cpp | 31 +++++
20230406/destructors-02.cpp | 33 ++++++
20230406/destructors-03.cpp | 39 +++++++
20230406/destructors-03.s | 218 +++++++++++++++++++++++++++++++++++
20230406/destructors-04.cpp | 39 +++++++
20230406/destructors-05.cpp | 40 +++++++
20230406/objects-28.cpp | 103 +++++++++++++++++
20230406/objects-28a.cpp | 109 ++++++++++++++++++
20230406/objects-28b.cpp | 109 ++++++++++++++++++
20230406/objects-29.cpp | 96 +++++++++++++++
20230406/objects-30.cpp | 96 +++++++++++++++
20230406/objects-31.cpp | 14 +++
20230406/objects-32.cpp | 16 +++
20230406/objects-33.cpp | 16 +++
20230406/objects-34.cpp | 18 +++
20230406/objects-35.cpp | 22 ++++
20230406/objects-36.cpp | 27 +++++
20230406/objects-37.cpp | 27 +++++
20230406/objects-38.cpp | 29 +++++
20230406/objects-39.cpp | 28 +++++
20230406/objects-40.cpp | 28 +++++
20230406/strings-01.cpp | 9 ++
20230406/strings-01.s | 117 +++++++++++++++++++
20230406/strings-02.cpp | 10 ++
20230406/strings-03.cpp | 9 ++
20230406/strings-04.cpp | 9 ++
20230406/strings-05.cpp | 9 ++
20230406/strings-06.cpp | 9 ++
20230406/strings-07.cpp | 9 ++
20230406/strings-08.cpp | 11 ++
20230406/strings-09.cpp | 11 ++
20230406/strings-10.cpp | 11 ++
20230406/strings-11.cpp | 8 ++
20230406/strings-12.cpp | 8 ++
20230406/unicode-01.cpp | 8 ++
"20230406/\303\244" | 1 +
54 files changed, 1854 insertions(+)
create mode 100755 20230406/
create mode 100644 20230406/constructors-01.cpp
create mode 100644 20230406/constructors-02.cpp
create mode 100644 20230406/constructors-03.cpp
create mode 100644 20230406/constructors-04.cpp
create mode 100644 20230406/constructors-05.cpp
create mode 100644 20230406/constructors-06.cpp
create mode 100644 20230406/constructors-07.cpp
create mode 100644 20230406/constructors-08.cpp
create mode 100644 20230406/constructors-09.cpp
create mode 100644 20230406/constructors-10.cpp
create mode 100644 20230406/constructors-11.cpp
create mode 100644 20230406/constructors-12.cpp
create mode 100644 20230406/constructors-13.cpp
create mode 100644 20230406/constructors-14.cpp
create mode 100644 20230406/constructors-15.cpp
create mode 100644 20230406/constructors-16.cpp
create mode 100644 20230406/constructors-17.cpp
create mode 100644 20230406/destructors-01.cpp
create mode 100644 20230406/destructors-02.cpp
create mode 100644 20230406/destructors-03.cpp
create mode 100644 20230406/destructors-03.s
create mode 100644 20230406/destructors-04.cpp
create mode 100644 20230406/destructors-05.cpp
create mode 100644 20230406/objects-28.cpp
create mode 100644 20230406/objects-28a.cpp
create mode 100644 20230406/objects-28b.cpp
create mode 100644 20230406/objects-29.cpp
create mode 100644 20230406/objects-30.cpp
create mode 100644 20230406/objects-31.cpp
create mode 100644 20230406/objects-32.cpp
create mode 100644 20230406/objects-33.cpp
create mode 100644 20230406/objects-34.cpp
create mode 100644 20230406/objects-35.cpp
create mode 100644 20230406/objects-36.cpp
create mode 100644 20230406/objects-37.cpp
create mode 100644 20230406/objects-38.cpp
create mode 100644 20230406/objects-39.cpp
create mode 100644 20230406/objects-40.cpp
create mode 100644 20230406/strings-01.cpp
create mode 100644 20230406/strings-01.s
create mode 100644 20230406/strings-02.cpp
create mode 100644 20230406/strings-03.cpp
create mode 100644 20230406/strings-04.cpp
create mode 100644 20230406/strings-05.cpp
create mode 100644 20230406/strings-06.cpp
create mode 100644 20230406/strings-07.cpp
create mode 100644 20230406/strings-08.cpp
create mode 100644 20230406/strings-09.cpp
create mode 100644 20230406/strings-10.cpp
create mode 100644 20230406/strings-11.cpp
create mode 100644 20230406/strings-12.cpp
create mode 100644 20230406/unicode-01.cpp
create mode 100755 "20230406/\303\244"
diff --git a/20230406/ b/20230406/
new file mode 100755
index 0000000..e05ff7a
--- /dev/null
+++ b/20230406/
@@ -0,0 +1 @@
+echo "Welt!"
diff --git a/20230406/constructors-01.cpp b/20230406/constructors-01.cpp
new file mode 100644
index 0000000..0f52f34
--- /dev/null
+++ b/20230406/constructors-01.cpp
@@ -0,0 +1,19 @@
+#include <stdio.h>
+
+class TInteger
+{
+private:
+ int content;
+public:
+ void print ()
+ {
+ printf ("%d\n", content);
+ }
+};
+
+int main ()
+{
+ TInteger i;
+ i.print ();
+ return 0;
+}
diff --git a/20230406/constructors-02.cpp b/20230406/constructors-02.cpp
new file mode 100644
index 0000000..b2d954b
--- /dev/null
+++ b/20230406/constructors-02.cpp
@@ -0,0 +1,23 @@
+#include <stdio.h>
+
+class TInteger
+{
+private:
+ int content;
+public:
+ void print ()
+ {
+ printf ("%d\n", content);
+ }
+ TInteger (int i)
+ {
+ content = i;
+ }
+};
+
+int main ()
+{
+ TInteger i;
+ i.print ();
+ return 0;
+}
diff --git a/20230406/constructors-03.cpp b/20230406/constructors-03.cpp
new file mode 100644
index 0000000..af9082c
--- /dev/null
+++ b/20230406/constructors-03.cpp
@@ -0,0 +1,23 @@
+#include <stdio.h>
+
+class TInteger
+{
+private:
+ int content;
+public:
+ void print ()
+ {
+ printf ("%d\n", content);
+ }
+ TInteger (int i)
+ {
+ content = i;
+ }
+};
+
+int main ()
+{
+ TInteger i (13);
+ i.print ();
+ return 0;
+}
diff --git a/20230406/constructors-04.cpp b/20230406/constructors-04.cpp
new file mode 100644
index 0000000..375b3a7
--- /dev/null
+++ b/20230406/constructors-04.cpp
@@ -0,0 +1,27 @@
+#include <stdio.h>
+
+class TInteger
+{
+private:
+ int content;
+public:
+ void print ()
+ {
+ printf ("%d\n", content);
+ }
+ TInteger ()
+ {
+ content = 42;
+ }
+ TInteger (int i)
+ {
+ content = i;
+ }
+};
+
+int main ()
+{
+ TInteger i;
+ i.print ();
+ return 0;
+}
diff --git a/20230406/constructors-05.cpp b/20230406/constructors-05.cpp
new file mode 100644
index 0000000..c78427c
--- /dev/null
+++ b/20230406/constructors-05.cpp
@@ -0,0 +1,27 @@
+#include <stdio.h>
+
+class TInteger
+{
+private:
+ int content;
+public:
+ void print ()
+ {
+ printf ("%d\n", content);
+ }
+ TInteger ()
+ {
+ content = 42;
+ }
+ TInteger (int i)
+ {
+ content = i;
+ }
+};
+
+int main ()
+{
+ TInteger i = 13;
+ i.print ();
+ return 0;
+}
diff --git a/20230406/constructors-06.cpp b/20230406/constructors-06.cpp
new file mode 100644
index 0000000..030d9a7
--- /dev/null
+++ b/20230406/constructors-06.cpp
@@ -0,0 +1,23 @@
+#include <stdio.h>
+
+class TInteger
+{
+private:
+ int content;
+public:
+ void print ()
+ {
+ printf ("%d\n", content);
+ }
+ TInteger ()
+ {
+ content = 42;
+ }
+};
+
+int main ()
+{
+ TInteger i = 13;
+ i.print ();
+ return 0;
+}
diff --git a/20230406/constructors-07.cpp b/20230406/constructors-07.cpp
new file mode 100644
index 0000000..0c56d21
--- /dev/null
+++ b/20230406/constructors-07.cpp
@@ -0,0 +1,24 @@
+#include <stdio.h>
+
+class TInteger
+{
+private:
+ int content;
+public:
+ void print ()
+ {
+ printf ("%d\n", content);
+ }
+ TInteger ()
+ {
+ content = 42;
+ }
+};
+
+int main ()
+{
+ TInteger i;
+ i = 13;
+ i.print ();
+ return 0;
+}
diff --git a/20230406/constructors-08.cpp b/20230406/constructors-08.cpp
new file mode 100644
index 0000000..64a8379
--- /dev/null
+++ b/20230406/constructors-08.cpp
@@ -0,0 +1,29 @@
+#include <stdio.h>
+
+class TInteger
+{
+private:
+ int content;
+public:
+ void print ()
+ {
+ printf ("%d\n", content);
+ }
+ TInteger ()
+ {
+ content = 42;
+ }
+ TInteger (int i)
+ {
+ content = i;
+ }
+};
+
+int main ()
+{
+ TInteger i;
+ TInteger j = 13;
+ i = j;
+ i.print ();
+ return 0;
+}
diff --git a/20230406/constructors-09.cpp b/20230406/constructors-09.cpp
new file mode 100644
index 0000000..5c5718e
--- /dev/null
+++ b/20230406/constructors-09.cpp
@@ -0,0 +1,28 @@
+#include <stdio.h>
+
+class TInteger
+{
+private:
+ int content;
+public:
+ void print ()
+ {
+ printf ("%d\n", content);
+ }
+ TInteger ()
+ {
+ content = 42;
+ }
+ TInteger (int i)
+ {
+ content = i;
+ }
+};
+
+int main ()
+{
+ TInteger j = 13;
+ TInteger i = j;
+ i.print ();
+ return 0;
+}
diff --git a/20230406/constructors-10.cpp b/20230406/constructors-10.cpp
new file mode 100644
index 0000000..82e5194
--- /dev/null
+++ b/20230406/constructors-10.cpp
@@ -0,0 +1,32 @@
+#include <stdio.h>
+
+class TInteger
+{
+private:
+ int content;
+public:
+ void print ()
+ {
+ printf ("%d\n", content);
+ }
+ TInteger ()
+ {
+ content = 42;
+ }
+ TInteger (int i)
+ {
+ content = i;
+ }
+ TInteger (const TInteger &src)
+ {
+ content = 2 * src.content;
+ }
+};
+
+int main ()
+{
+ TInteger j = 13;
+ TInteger i = j;
+ i.print ();
+ return 0;
+}
diff --git a/20230406/constructors-11.cpp b/20230406/constructors-11.cpp
new file mode 100644
index 0000000..b72bef9
--- /dev/null
+++ b/20230406/constructors-11.cpp
@@ -0,0 +1,33 @@
+#include <stdio.h>
+
+class TInteger
+{
+private:
+ int content;
+public:
+ void print ()
+ {
+ printf ("%d\n", content);
+ }
+ TInteger ()
+ {
+ content = 42;
+ }
+ TInteger (int i)
+ {
+ content = i;
+ }
+ TInteger (const TInteger &src)
+ {
+ content = 2 * src.content;
+ }
+};
+
+int main ()
+{
+ TInteger j = 13;
+ TInteger i;
+ i = j;
+ i.print ();
+ return 0;
+}
diff --git a/20230406/constructors-12.cpp b/20230406/constructors-12.cpp
new file mode 100644
index 0000000..0c60901
--- /dev/null
+++ b/20230406/constructors-12.cpp
@@ -0,0 +1,38 @@
+#include <stdio.h>
+
+class TInteger
+{
+private:
+ int content;
+public:
+ void print ()
+ {
+ printf ("%d\n", content);
+ }
+ TInteger ()
+ {
+ content = 42;
+ }
+ TInteger (int i)
+ {
+ content = i;
+ }
+ TInteger (const TInteger &src)
+ {
+ content = 2 * src.content;
+ }
+ TInteger &operator = (const TInteger &src)
+ {
+ content = src.content / 2;
+ return *this;
+ }
+};
+
+int main ()
+{
+ TInteger j = 13;
+ TInteger i;
+ i = j;
+ i.print ();
+ return 0;
+}
diff --git a/20230406/constructors-13.cpp b/20230406/constructors-13.cpp
new file mode 100644
index 0000000..49b94fe
--- /dev/null
+++ b/20230406/constructors-13.cpp
@@ -0,0 +1,37 @@
+#include <stdio.h>
+
+class TInteger
+{
+private:
+ int content;
+public:
+ void print ()
+ {
+ printf ("%d\n", content);
+ }
+ TInteger ()
+ {
+ content = 42;
+ }
+ TInteger (int i)
+ {
+ content = i;
+ }
+ TInteger (const TInteger &src)
+ {
+ content = 2 * src.content;
+ }
+ TInteger &operator = (const TInteger &src)
+ {
+ content = src.content / 2;
+ return *this;
+ }
+};
+
+int main ()
+{
+ TInteger j = 13;
+ TInteger i = j;
+ i.print ();
+ return 0;
+}
diff --git a/20230406/constructors-14.cpp b/20230406/constructors-14.cpp
new file mode 100644
index 0000000..06329a0
--- /dev/null
+++ b/20230406/constructors-14.cpp
@@ -0,0 +1,27 @@
+#include <stdio.h>
+
+class TString
+{
+private:
+ const char *content;
+public:
+ void print ()
+ {
+ printf ("%s\n", content);
+ }
+ TString ()
+ {
+ content = "Hello, world!\n";
+ }
+ TString (const char *s)
+ {
+ content = s;
+ }
+};
+
+int main ()
+{
+ TString s = "Hallo, Welt!";
+ s.print ();
+ return 0;
+}
diff --git a/20230406/constructors-15.cpp b/20230406/constructors-15.cpp
new file mode 100644
index 0000000..6ff60bb
--- /dev/null
+++ b/20230406/constructors-15.cpp
@@ -0,0 +1,30 @@
+#include <stdio.h>
+
+class TIntString
+{
+private:
+ int icontent;
+ const char *content;
+public:
+ void print ()
+ {
+ printf ("%s %i\n", content, icontent);
+ }
+ TIntString ()
+ {
+ content = "Hello, world!\n";
+ icontent = 42;
+ }
+ TIntString (const char *s, int i)
+ {
+ content = s;
+ icontent = i;
+ }
+};
+
+int main ()
+{
+ TIntString s = { "Hallo, Welt!", 42 };
+ s.print ();
+ return 0;
+}
diff --git a/20230406/constructors-16.cpp b/20230406/constructors-16.cpp
new file mode 100644
index 0000000..b33a239
--- /dev/null
+++ b/20230406/constructors-16.cpp
@@ -0,0 +1,30 @@
+#include <stdio.h>
+
+class TIntString
+{
+private:
+ int icontent;
+ const char *content;
+public:
+ void print ()
+ {
+ printf ("%s %i\n", content, icontent);
+ }
+ TIntString ()
+ {
+ content = "Hello, world!\n";
+ icontent = 42;
+ }
+ TIntString (const char *s, int i)
+ {
+ content = s;
+ icontent = i;
+ }
+};
+
+int main ()
+{
+ TIntString s ("Hallo, Welt!", 42);
+ s.print ();
+ return 0;
+}
diff --git a/20230406/constructors-17.cpp b/20230406/constructors-17.cpp
new file mode 100644
index 0000000..c41b054
--- /dev/null
+++ b/20230406/constructors-17.cpp
@@ -0,0 +1,26 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+class TString
+{
+private:
+ char *content;
+public:
+ void print ()
+ {
+ printf ("%s\n", content);
+ }
+ TString (const char *s = "Hello, world!")
+ {
+ content = (char *) malloc (strlen (s));
+ strcpy (content, s);
+ }
+};
+
+int main ()
+{
+ TString s = "Hallo, Welt!";
+ s.print ();
+ return 0;
+}
diff --git a/20230406/destructors-01.cpp b/20230406/destructors-01.cpp
new file mode 100644
index 0000000..de9bc07
--- /dev/null
+++ b/20230406/destructors-01.cpp
@@ -0,0 +1,31 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+class TString
+{
+private:
+ char *content;
+public:
+ void print ()
+ {
+ printf ("%s\n", content);
+ }
+ TString (const char *s = "Hello, world!")
+ {
+ content = (char *) malloc (strlen (s));
+ strcpy (content, s);
+ }
+ virtual ~TString ()
+ {
+ free (content);
+ content = NULL;
+ }
+};
+
+int main ()
+{
+ TString s = "Hallo, Welt!";
+ s.print ();
+ return 0;
+}
diff --git a/20230406/destructors-02.cpp b/20230406/destructors-02.cpp
new file mode 100644
index 0000000..ee8e144
--- /dev/null
+++ b/20230406/destructors-02.cpp
@@ -0,0 +1,33 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+class TString
+{
+private:
+ char *content;
+public:
+ void print ()
+ {
+ printf ("%s\n", content);
+ }
+ TString (const char *s = "Hello, world!")
+ {
+ printf ("Constructing TString object\n");
+ content = (char *) malloc (strlen (s));
+ strcpy (content, s);
+ }
+ virtual ~TString ()
+ {
+ printf ("Destructing TString object\n");
+ free (content);
+ content = NULL;
+ }
+};
+
+int main ()
+{
+ TString s = "Hallo, Welt!";
+ s.print ();
+ return 0;
+}
diff --git a/20230406/destructors-03.cpp b/20230406/destructors-03.cpp
new file mode 100644
index 0000000..2f43e95
--- /dev/null
+++ b/20230406/destructors-03.cpp
@@ -0,0 +1,39 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+class TString
+{
+private:
+ char *content;
+public:
+ void print ()
+ {
+ printf ("%s\n", content);
+ }
+ TString (const char *s = "Hello, world!")
+ {
+ printf ("Constructing TString object\n");
+ content = (char *) malloc (strlen (s));
+ strcpy (content, s);
+ }
+ virtual ~TString ()
+ {
+ printf ("Destructing TString object\n");
+ free (content);
+ content = NULL;
+ }
+};
+
+int bye ()
+{
+ printf ("Bye!\n");
+ return 0;
+}
+
+int main ()
+{
+ TString s = "Hallo, Welt!";
+ s.print ();
+ return bye ();
+}
diff --git a/20230406/destructors-03.s b/20230406/destructors-03.s
new file mode 100644
index 0000000..3878f2e
--- /dev/null
+++ b/20230406/destructors-03.s
@@ -0,0 +1,218 @@
+ .file "destructors-03.cpp"
+ .text
+ .section .rodata._ZN7TStringD2Ev.str1.1,"aMS",@progbits,1
+.LC0:
+ .string "Destructing TString object"
+ .section .text._ZN7TStringD2Ev,"axG",@progbits,_ZN7TStringD5Ev,comdat
+ .align 2
+ .weak _ZN7TStringD2Ev
+ .type _ZN7TStringD2Ev, @function
+_ZN7TStringD2Ev:
+.LFB51:
+ .cfi_startproc
+ .cfi_personality 0x9b,DW.ref.__gxx_personality_v0
+ .cfi_lsda 0x1b,.LLSDA51
+ pushq %rbx
+ .cfi_def_cfa_offset 16
+ .cfi_offset 3, -16
+ movq %rdi, %rbx
+ leaq 16+_ZTV7TString(%rip), %rax
+ movq %rax, (%rdi)
+ leaq .LC0(%rip), %rdi
+ call puts@PLT
+ movq 8(%rbx), %rdi
+ call free@PLT
+ popq %rbx
+ .cfi_def_cfa_offset 8
+ ret
+ .cfi_endproc
+.LFE51:
+ .globl __gxx_personality_v0
+ .section .gcc_except_table._ZN7TStringD2Ev,"aG",@progbits,_ZN7TStringD5Ev,comdat
+.LLSDA51:
+ .byte 0xff
+ .byte 0xff
+ .byte 0x1
+ .uleb128 .LLSDACSE51-.LLSDACSB51
+.LLSDACSB51:
+.LLSDACSE51:
+ .section .text._ZN7TStringD2Ev,"axG",@progbits,_ZN7TStringD5Ev,comdat
+ .size _ZN7TStringD2Ev, .-_ZN7TStringD2Ev
+ .weak _ZN7TStringD1Ev
+ .set _ZN7TStringD1Ev,_ZN7TStringD2Ev
+ .section .text._ZN7TStringD0Ev,"axG",@progbits,_ZN7TStringD5Ev,comdat
+ .align 2
+ .weak _ZN7TStringD0Ev
+ .type _ZN7TStringD0Ev, @function
+_ZN7TStringD0Ev:
+.LFB53:
+ .cfi_startproc
+ .cfi_personality 0x9b,DW.ref.__gxx_personality_v0
+ .cfi_lsda 0x1b,.LLSDA53
+ pushq %rbx
+ .cfi_def_cfa_offset 16
+ .cfi_offset 3, -16
+ movq %rdi, %rbx
+ leaq 16+_ZTV7TString(%rip), %rax
+ movq %rax, (%rdi)
+ leaq .LC0(%rip), %rdi
+ call puts@PLT
+ movq 8(%rbx), %rdi
+ call free@PLT
+ movl $16, %esi
+ movq %rbx, %rdi
+ call _ZdlPvm@PLT
+ popq %rbx
+ .cfi_def_cfa_offset 8
+ ret
+ .cfi_endproc
+.LFE53:
+ .section .gcc_except_table._ZN7TStringD0Ev,"aG",@progbits,_ZN7TStringD5Ev,comdat
+.LLSDA53:
+ .byte 0xff
+ .byte 0xff
+ .byte 0x1
+ .uleb128 .LLSDACSE53-.LLSDACSB53
+.LLSDACSB53:
+.LLSDACSE53:
+ .section .text._ZN7TStringD0Ev,"axG",@progbits,_ZN7TStringD5Ev,comdat
+ .size _ZN7TStringD0Ev, .-_ZN7TStringD0Ev
+ .section .rodata.str1.1,"aMS",@progbits,1
+.LC1:
+ .string "Bye!"
+ .text
+ .globl _Z3byev
+ .type _Z3byev, @function
+_Z3byev:
+.LFB54:
+ .cfi_startproc
+ subq $8, %rsp
+ .cfi_def_cfa_offset 16
+ leaq .LC1(%rip), %rdi
+ call puts@PLT
+ movl $0, %eax
+ addq $8, %rsp
+ .cfi_def_cfa_offset 8
+ ret
+ .cfi_endproc
+.LFE54:
+ .size _Z3byev, .-_Z3byev
+ .section .rodata.str1.1
+.LC2:
+ .string "Constructing TString object"
+ .text
+ .globl main
+ .type main, @function
+main:
+.LFB55:
+ .cfi_startproc
+ .cfi_personality 0x9b,DW.ref.__gxx_personality_v0
+ .cfi_lsda 0x1b,.LLSDA55
+ pushq %rbp
+ .cfi_def_cfa_offset 16
+ .cfi_offset 6, -16
+ pushq %rbx
+ .cfi_def_cfa_offset 24
+ .cfi_offset 3, -24
+ subq $8, %rsp
+ .cfi_def_cfa_offset 32
+ leaq .LC2(%rip), %rdi
+.LEHB0:
+ call puts@PLT
+.LEHE0:
+ movl $12, %edi
+ call malloc@PLT
+ movq %rax, %rbx
+ movabsq $6278066737626505544, %rax
+ movq %rax, (%rbx)
+ movl $561278053, 8(%rbx)
+ movb $0, 12(%rbx)
+ movq %rbx, %rdi
+.LEHB1:
+ call puts@PLT
+ leaq .LC1(%rip), %rdi
+ call puts@PLT
+.LEHE1:
+ jmp .L13
+.L9:
+ movq %rax, %rbp
+ leaq .LC0(%rip), %rdi
+ call puts@PLT
+ movq %rbx, %rdi
+ call free@PLT
+ movq %rbp, %rdi
+.LEHB2:
+ call _Unwind_Resume@PLT
+.LEHE2:
+.L13:
+ leaq .LC0(%rip), %rdi
+ call puts@PLT
+ movq %rbx, %rdi
+ call free@PLT
+ movl $0, %eax
+ addq $8, %rsp
+ .cfi_def_cfa_offset 24
+ popq %rbx
+ .cfi_def_cfa_offset 16
+ popq %rbp
+ .cfi_def_cfa_offset 8
+ ret
+ .cfi_endproc
+.LFE55:
+ .section .gcc_except_table,"a",@progbits
+.LLSDA55:
+ .byte 0xff
+ .byte 0xff
+ .byte 0x1
+ .uleb128 .LLSDACSE55-.LLSDACSB55
+.LLSDACSB55:
+ .uleb128 .LEHB0-.LFB55
+ .uleb128 .LEHE0-.LEHB0
+ .uleb128 0
+ .uleb128 0
+ .uleb128 .LEHB1-.LFB55
+ .uleb128 .LEHE1-.LEHB1
+ .uleb128 .L9-.LFB55
+ .uleb128 0
+ .uleb128 .LEHB2-.LFB55
+ .uleb128 .LEHE2-.LEHB2
+ .uleb128 0
+ .uleb128 0
+.LLSDACSE55:
+ .text
+ .size main, .-main
+ .weak _ZTS7TString
+ .section .rodata._ZTS7TString,"aG",@progbits,_ZTS7TString,comdat
+ .align 8
+ .type _ZTS7TString, @object
+ .size _ZTS7TString, 9
+_ZTS7TString:
+ .string "7TString"
+ .weak _ZTI7TString
+ .section .data.rel.ro._ZTI7TString,"awG",@progbits,_ZTI7TString,comdat
+ .align 8
+ .type _ZTI7TString, @object
+ .size _ZTI7TString, 16
+_ZTI7TString:
+ .quad _ZTVN10__cxxabiv117__class_type_infoE+16
+ .quad _ZTS7TString
+ .weak _ZTV7TString
+ .section .data.rel.ro.local._ZTV7TString,"awG",@progbits,_ZTV7TString,comdat
+ .align 8
+ .type _ZTV7TString, @object
+ .size _ZTV7TString, 32
+_ZTV7TString:
+ .quad 0
+ .quad _ZTI7TString
+ .quad _ZN7TStringD1Ev
+ .quad _ZN7TStringD0Ev
+ .hidden DW.ref.__gxx_personality_v0
+ .weak DW.ref.__gxx_personality_v0
+ .section .data.rel.local.DW.ref.__gxx_personality_v0,"awG",@progbits,DW.ref.__gxx_personality_v0,comdat
+ .align 8
+ .type DW.ref.__gxx_personality_v0, @object
+ .size DW.ref.__gxx_personality_v0, 8
+DW.ref.__gxx_personality_v0:
+ .quad __gxx_personality_v0
+ .ident "GCC: (Debian 8.3.0-6) 8.3.0"
+ .section .note.GNU-stack,"",@progbits
diff --git a/20230406/destructors-04.cpp b/20230406/destructors-04.cpp
new file mode 100644
index 0000000..837d2e6
--- /dev/null
+++ b/20230406/destructors-04.cpp
@@ -0,0 +1,39 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+class TString
+{
+private:
+ char *content;
+public:
+ void print ()
+ {
+ printf ("%s\n", content);
+ }
+ TString (const char *s = "Hello, world!")
+ {
+ printf ("Constructing TString object\n");
+ content = (char *) malloc (strlen (s));
+ strcpy (content, s);
+ }
+ virtual ~TString ()
+ {
+ printf ("Destructing TString object\n");
+ free (content);
+ content = NULL;
+ }
+};
+
+int bye ()
+{
+ printf ("Bye!\n");
+ return 0;
+}
+
+int main ()
+{
+ TString *s = new TString ("Hallo, Welt!");
+ s->print ();
+ return bye ();
+}
diff --git a/20230406/destructors-05.cpp b/20230406/destructors-05.cpp
new file mode 100644
index 0000000..324caeb
--- /dev/null
+++ b/20230406/destructors-05.cpp
@@ -0,0 +1,40 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+class TString
+{
+private:
+ char *content;
+public:
+ void print ()
+ {
+ printf ("%s\n", content);
+ }
+ TString (const char *s = "Hello, world!")
+ {
+ printf ("Constructing TString object\n");
+ content = (char *) malloc (strlen (s));
+ strcpy (content, s);
+ }
+ virtual ~TString ()
+ {
+ printf ("Destructing TString object\n");
+ free (content);
+ content = NULL;
+ }
+};
+
+int bye ()
+{
+ printf ("Bye!\n");
+ return 0;
+}
+
+int main ()
+{
+ TString *s = new TString ("Hallo, Welt!");
+ s->print ();
+ delete s;
+ return bye ();
+}
diff --git a/20230406/objects-28.cpp b/20230406/objects-28.cpp
new file mode 100644
index 0000000..cecd4dd
--- /dev/null
+++ b/20230406/objects-28.cpp
@@ -0,0 +1,103 @@
+#include <stdio.h>
+
+class TBase
+{
+public:
+ virtual void print ();
+ void pront ();
+};
+
+class TInteger: public TBase
+{
+private:
+ int content;
+public:
+ virtual void print ();
+ void pront ();
+ void set (int i);
+ TInteger (int i);
+ friend int main ();
+};
+
+class TString: public TBase
+{
+private:
+ const char *content;
+public:
+ virtual void print ();
+ void pront ();
+ void set (const char *s);
+ TString (const char *s);
+ friend int main ();
+};
+
+void TBase::pront ()
+{
+ printf ("Base\n");
+}
+
+void TBase::print ()
+{
+ printf ("Base\n");
+}
+
+void TInteger::print ()
+{
+ printf ("Integer: %d\n", content);
+}
+
+void TInteger::pront ()
+{
+ printf ("Integer\n");
+}
+
+void TInteger::set (int i)
+{
+ content = i;
+}
+
+TInteger::TInteger (int i)
+{
+ content = i;
+}
+
+void TString::print ()
+{
+ printf ("String: \"%s\"\n", content);
+}
+
+void TString::pront ()
+{
+ printf ("IString\n");
+}
+
+void TString::set (const char *s)
+{
+ content = s;
+}
+
+TString::TString (const char *s)
+{
+ content = s;
+}
+
+int main (void)
+{
+ TBase *object[] = { new TInteger (42),
+ new TString ("Hello, world!"),
+ NULL };
+
+ dynamic_cast <TInteger *> (object[0])->content = 137;
+ dynamic_cast <TString *> (object[1])->content = "Hallo, Welt!";
+
+ for (int i = 0; object[i]; i++)
+ {
+ object[i]->print ();
+ object[i]->pront ();
+ }
+
+ for (int i = 0; object[i]; i++)
+ delete object[i];
+
+ return 0;
+}
diff --git a/20230406/objects-28a.cpp b/20230406/objects-28a.cpp
new file mode 100644
index 0000000..c556ac4
--- /dev/null
+++ b/20230406/objects-28a.cpp
@@ -0,0 +1,109 @@
+#include <stdio.h>
+
+class TBase
+{
+public:
+ virtual void print ();
+ void pront ();
+ ~TBase ();
+};
+
+TBase::~TBase ()
+{
+ /* empty */
+}
+
+class TInteger: public TBase
+{
+private:
+ int content;
+public:
+ virtual void print ();
+ void pront ();
+ void set (int i);
+ TInteger (int i);
+ friend int main ();
+};
+
+class TString: public TBase
+{
+private:
+ const char *content;
+public:
+ virtual void print ();
+ void pront ();
+ void set (const char *s);
+ TString (const char *s);
+ friend int main ();
+};
+
+void TBase::pront ()
+{
+ printf ("Base\n");
+}
+
+void TBase::print ()
+{
+ printf ("Base\n");
+}
+
+void TInteger::print ()
+{
+ printf ("Integer: %d\n", content);
+}
+
+void TInteger::pront ()
+{
+ printf ("Integer\n");
+}
+
+void TInteger::set (int i)
+{
+ content = i;
+}
+
+TInteger::TInteger (int i)
+{
+ content = i;
+}
+
+void TString::print ()
+{
+ printf ("String: \"%s\"\n", content);
+}
+
+void TString::pront ()
+{
+ printf ("IString\n");
+}
+
+void TString::set (const char *s)
+{
+ content = s;
+}
+
+TString::TString (const char *s)
+{
+ content = s;
+}
+
+int main (void)
+{
+ TBase *object[] = { new TInteger (42),
+ new TString ("Hello, world!"),
+ NULL };
+
+ dynamic_cast <TInteger *> (object[0])->content = 137;
+ dynamic_cast <TString *> (object[1])->content = "Hallo, Welt!";
+
+ for (int i = 0; object[i]; i++)
+ {
+ object[i]->print ();
+ object[i]->pront ();
+ }
+
+ for (int i = 0; object[i]; i++)
+ delete object[i];
+
+ return 0;
+}
diff --git a/20230406/objects-28b.cpp b/20230406/objects-28b.cpp
new file mode 100644
index 0000000..86cb903
--- /dev/null
+++ b/20230406/objects-28b.cpp
@@ -0,0 +1,109 @@
+#include <stdio.h>
+
+class TBase
+{
+public:
+ virtual void print ();
+ void pront ();
+ virtual ~TBase ();
+};
+
+TBase::~TBase ()
+{
+ /* empty */
+}
+
+class TInteger: public TBase
+{
+private:
+ int content;
+public:
+ virtual void print ();
+ void pront ();
+ void set (int i);
+ TInteger (int i);
+ friend int main ();
+};
+
+class TString: public TBase
+{
+private:
+ const char *content;
+public:
+ virtual void print ();
+ void pront ();
+ void set (const char *s);
+ TString (const char *s);
+ friend int main ();
+};
+
+void TBase::pront ()
+{
+ printf ("Base\n");
+}
+
+void TBase::print ()
+{
+ printf ("Base\n");
+}
+
+void TInteger::print ()
+{
+ printf ("Integer: %d\n", content);
+}
+
+void TInteger::pront ()
+{
+ printf ("Integer\n");
+}
+
+void TInteger::set (int i)
+{
+ content = i;
+}
+
+TInteger::TInteger (int i)
+{
+ content = i;
+}
+
+void TString::print ()
+{
+ printf ("String: \"%s\"\n", content);
+}
+
+void TString::pront ()
+{
+ printf ("IString\n");
+}
+
+void TString::set (const char *s)
+{
+ content = s;
+}
+
+TString::TString (const char *s)
+{
+ content = s;
+}
+
+int main (void)
+{
+ TBase *object[] = { new TInteger (42),
+ new TString ("Hello, world!"),
+ NULL };
+
+ dynamic_cast <TInteger *> (object[0])->content = 137;
+ dynamic_cast <TString *> (object[1])->content = "Hallo, Welt!";
+
+ for (int i = 0; object[i]; i++)
+ {
+ object[i]->print ();
+ object[i]->pront ();
+ }
+
+ for (int i = 0; object[i]; i++)
+ delete object[i];
+
+ return 0;
+}
diff --git a/20230406/objects-29.cpp b/20230406/objects-29.cpp
new file mode 100644
index 0000000..1eb555e
--- /dev/null
+++ b/20230406/objects-29.cpp
@@ -0,0 +1,96 @@
+#include <stdio.h>
+
+class TBase
+{
+public:
+
+ void print ()
+ {
+ printf ("Base\n");
+ }
+
+ virtual void pront ()
+ {
+ printf ("Base\n");
+ }
+
+};
+
+class TInteger: public TBase
+{
+private:
+ int content;
+public:
+ friend int main ();
+
+ void print ()
+ {
+ printf ("Integer: %d\n", content);
+ }
+
+ void pront ()
+ {
+ printf ("Integer\n");
+ }
+
+ void set (int i)
+ {
+ content = i;
+ }
+
+ TInteger (int i)
+ {
+ content = i;
+ }
+
+};
+
+class TString: public TBase
+{
+private:
+ const char *content;
+public:
+ friend int main ();
+
+ void print ()
+ {
+ printf ("String: \"%s\"\n", content);
+ }
+
+ void pront ()
+ {
+ printf ("String\n");
+ }
+
+ void set (const char *s)
+ {
+ content = s;
+ }
+
+ TString (const char *s)
+ {
+ content = s;
+ }
+
+};
+
+int main (void)
+{
+ TBase *object[] = { new TInteger (42),
+ new TString ("Hello, world!"),
+ NULL };
+
+ dynamic_cast <TInteger *> (object[0])->content = 137;
+ dynamic_cast <TString *> (object[1])->content = "Hallo, Welt!";
+
+ for (int i = 0; object[i]; i++)
+ {
+ object[i]->print ();
+ object[i]->pront ();
+ }
+
+ for (int i = 0; object[i]; i++)
+ delete object[i];
+
+ return 0;
+}
diff --git a/20230406/objects-30.cpp b/20230406/objects-30.cpp
new file mode 100644
index 0000000..a0c7542
--- /dev/null
+++ b/20230406/objects-30.cpp
@@ -0,0 +1,96 @@
+#include <stdio.h>
+
+class TBase
+{
+public:
+
+ virtual void print ()
+ {
+ printf ("Base\n");
+ }
+
+ void pront ()
+ {
+ printf ("Base\n");
+ }
+
+};
+
+class TInteger: public TBase
+{
+private:
+ int content;
+public:
+ friend int main ();
+
+ virtual void print ()
+ {
+ printf ("Integer: %d\n", content);
+ }
+
+ void pront ()
+ {
+ printf ("Integer\n");
+ }
+
+ void set (int i)
+ {
+ content = i;
+ }
+
+ TInteger (int i)
+ {
+ content = i;
+ }
+
+};
+
+class TString: public TBase
+{
+private:
+ const char *content;
+public:
+ friend int main ();
+
+ virtual void print ()
+ {
+ printf ("String: \"%s\"\n", content);
+ }
+
+ void pront ()
+ {
+ printf ("String\n");
+ }
+
+ void set (const char *s)
+ {
+ content = s;
+ }
+
+ TString (const char *s)
+ {
+ content = s;
+ }
+
+};
+
+int main (void)
+{
+ TBase *object[] = { new TInteger (42),
+ new TString ("Hello, world!"),
+ NULL };
+
+ dynamic_cast <TInteger *> (object[0])->content = 137;
+ dynamic_cast <TString *> (object[1])->content = "Hallo, Welt!";
+
+ for (int i = 0; object[i]; i++)
+ {
+ object[i]->print ();
+ object[i]->pront ();
+ }
+
+ for (int i = 0; object[i]; i++)
+ delete object[i];
+
+ return 0;
+}
diff --git a/20230406/objects-31.cpp b/20230406/objects-31.cpp
new file mode 100644
index 0000000..c30eaf3
--- /dev/null
+++ b/20230406/objects-31.cpp
@@ -0,0 +1,14 @@
+#include <stdio.h>
+
+class TFoo
+{
+public:
+ static int content;
+};
+
+int main ()
+{
+ TFoo::content = 42;
+ printf ("Answer: %d\n", TFoo::content);
+ return 0;
+}
diff --git a/20230406/objects-32.cpp b/20230406/objects-32.cpp
new file mode 100644
index 0000000..51798d9
--- /dev/null
+++ b/20230406/objects-32.cpp
@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+class TFoo
+{
+public:
+ static int content;
+};
+
+int TFoo::content;
+
+int main ()
+{
+ TFoo::content = 42;
+ printf ("Answer: %d\n", TFoo::content);
+ return 0;
+}
diff --git a/20230406/objects-33.cpp b/20230406/objects-33.cpp
new file mode 100644
index 0000000..15f4157
--- /dev/null
+++ b/20230406/objects-33.cpp
@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+class TFoo
+{
+public:
+ static int content;
+};
+
+int TFoo::content = 42;
+
+int main ()
+{
+ TFoo bla;
+ printf ("Answer: %d\n", bla.content);
+ return 0;
+}
diff --git a/20230406/objects-34.cpp b/20230406/objects-34.cpp
new file mode 100644
index 0000000..d3447cf
--- /dev/null
+++ b/20230406/objects-34.cpp
@@ -0,0 +1,18 @@
+#include <stdio.h>
+
+class TFoo
+{
+public:
+ static int content;
+};
+
+int TFoo::content = 42;
+
+int main ()
+{
+ TFoo bla;
+ TFoo blubb;
+ bla.content = 137;
+ printf ("Answer: %d\n", blubb.content);
+ return 0;
+}
diff --git a/20230406/objects-35.cpp b/20230406/objects-35.cpp
new file mode 100644
index 0000000..9bda597
--- /dev/null
+++ b/20230406/objects-35.cpp
@@ -0,0 +1,22 @@
+#include <stdio.h>
+
+class TFoo
+{
+public:
+ static int content;
+
+ static void hello ()
+ {
+ printf ("Hello, world!\n");
+ }
+
+};
+
+int TFoo::content = 42;
+
+int main ()
+{
+ TFoo bla;
+ bla.hello ();
+ return 0;
+}
diff --git a/20230406/objects-36.cpp b/20230406/objects-36.cpp
new file mode 100644
index 0000000..1fd93a6
--- /dev/null
+++ b/20230406/objects-36.cpp
@@ -0,0 +1,27 @@
+#include <stdio.h>
+
+class TFoo
+{
+private:
+ int content;
+
+public:
+
+ TFoo (int i)
+ {
+ content = i;
+ }
+
+ void hello ()
+ {
+ printf ("The answer is: %d\n", content);
+ }
+
+};
+
+int main ()
+{
+ TFoo bla (42);
+ bla.hello ();
+ return 0;
+}
diff --git a/20230406/objects-37.cpp b/20230406/objects-37.cpp
new file mode 100644
index 0000000..fe9e403
--- /dev/null
+++ b/20230406/objects-37.cpp
@@ -0,0 +1,27 @@
+#include <stdio.h>
+
+class TFoo
+{
+private:
+ int content;
+
+public:
+
+ TFoo (int i)
+ {
+ content = i;
+ }
+
+ static void hello ()
+ {
+ printf ("The answer is: %d\n", content);
+ }
+
+};
+
+int main ()
+{
+ TFoo bla (42);
+ bla.hello ();
+ return 0;
+}
diff --git a/20230406/objects-38.cpp b/20230406/objects-38.cpp
new file mode 100644
index 0000000..c25df64
--- /dev/null
+++ b/20230406/objects-38.cpp
@@ -0,0 +1,29 @@
+#include <stdio.h>
+
+class TFoo
+{
+private:
+ static int content;
+
+public:
+
+ TFoo (int i)
+ {
+ content = i;
+ }
+
+ static void hello ()
+ {
+ printf ("The answer is: %d\n", content);
+ }
+
+};
+
+int TFoo::content;
+
+int main ()
+{
+ TFoo bla (42);
+ bla.hello ();
+ return 0;
+}
diff --git a/20230406/objects-39.cpp b/20230406/objects-39.cpp
new file mode 100644
index 0000000..abc1adc
--- /dev/null
+++ b/20230406/objects-39.cpp
@@ -0,0 +1,28 @@
+#include <stdio.h>
+
+class TFoo
+{
+private:
+ static int content;
+
+public:
+
+ TFoo (int i)
+ {
+ content = i;
+ }
+
+ static void hello ()
+ {
+ printf ("The answer is: %d\n", content);
+ }
+
+};
+
+int TFoo::content;
+
+int main ()
+{
+ TFoo::hello ();
+ return 0;
+}
diff --git a/20230406/objects-40.cpp b/20230406/objects-40.cpp
new file mode 100644
index 0000000..f8af3e5
--- /dev/null
+++ b/20230406/objects-40.cpp
@@ -0,0 +1,28 @@
+#include <stdio.h>
+
+class TFoo
+{
+public:
+ static int content;
+ static const int answer = 42;
+
+ TFoo (int i)
+ {
+ content = i;
+ }
+
+ static void hello ()
+ {
+ printf ("The answer is: %d\n", content);
+ }
+
+};
+
+int TFoo::content;
+
+int main ()
+{
+ TFoo::content = TFoo::answer;
+ TFoo::hello ();
+ return 0;
+}
diff --git a/20230406/strings-01.cpp b/20230406/strings-01.cpp
new file mode 100644
index 0000000..d0624e4
--- /dev/null
+++ b/20230406/strings-01.cpp
@@ -0,0 +1,9 @@
+#include <iostream>
+#include <string>
+
+int main ()
+{
+ std::string hello = "Hello, world!";
+ std::cout << hello << std::endl;
+ return 0;
+}
diff --git a/20230406/strings-01.s b/20230406/strings-01.s
new file mode 100644
index 0000000..fa84b9f
--- /dev/null
+++ b/20230406/strings-01.s
@@ -0,0 +1,117 @@
+ .file "strings-01.c"
+ .text
+ .section .rodata.str1.1,"aMS",@progbits,1
+.LC0:
+ .string "Hello, world!"
+ .text
+ .globl main
+ .type main, @function
+main:
+.LFB1540:
+ .cfi_startproc
+ .cfi_personality 0x9b,DW.ref.__gxx_personality_v0
+ .cfi_lsda 0x1b,.LLSDA1540
+ pushq %rbx
+ .cfi_def_cfa_offset 16
+ .cfi_offset 3, -16
+ subq $48, %rsp
+ .cfi_def_cfa_offset 64
+ leaq 47(%rsp), %rdx
+ movq %rsp, %rdi
+ leaq .LC0(%rip), %rsi
+.LEHB0:
+ call _ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC1EPKcRKS3_@PLT
+.LEHE0:
+ movq 8(%rsp), %rdx
+ movq (%rsp), %rsi
+ leaq _ZSt4cout(%rip), %rdi
+.LEHB1:
+ call _ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l@PLT
+ movq %rax, %rdi
+ call _ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@PLT
+.LEHE1:
+ movq (%rsp), %rdi
+ leaq 16(%rsp), %rax
+ cmpq %rax, %rdi
+ je .L6
+ call _ZdlPv@PLT
+.L6:
+ movl $0, %eax
+ addq $48, %rsp
+ .cfi_remember_state
+ .cfi_def_cfa_offset 16
+ popq %rbx
+ .cfi_def_cfa_offset 8
+ ret
+.L5:
+ .cfi_restore_state
+ movq %rax, %rbx
+ movq (%rsp), %rdi
+ leaq 16(%rsp), %rax
+ cmpq %rax, %rdi
+ je .L4
+ call _ZdlPv@PLT
+.L4:
+ movq %rbx, %rdi
+.LEHB2:
+ call _Unwind_Resume@PLT
+.LEHE2:
+ .cfi_endproc
+.LFE1540:
+ .globl __gxx_personality_v0
+ .section .gcc_except_table,"a",@progbits
+.LLSDA1540:
+ .byte 0xff
+ .byte 0xff
+ .byte 0x1
+ .uleb128 .LLSDACSE1540-.LLSDACSB1540
+.LLSDACSB1540:
+ .uleb128 .LEHB0-.LFB1540
+ .uleb128 .LEHE0-.LEHB0
+ .uleb128 0
+ .uleb128 0
+ .uleb128 .LEHB1-.LFB1540
+ .uleb128 .LEHE1-.LEHB1
+ .uleb128 .L5-.LFB1540
+ .uleb128 0
+ .uleb128 .LEHB2-.LFB1540
+ .uleb128 .LEHE2-.LEHB2
+ .uleb128 0
+ .uleb128 0
+.LLSDACSE1540:
+ .text
+ .size main, .-main
+ .type _GLOBAL__sub_I_main, @function
+_GLOBAL__sub_I_main:
+.LFB2030:
+ .cfi_startproc
+ subq $8, %rsp
+ .cfi_def_cfa_offset 16
+ leaq _ZStL8__ioinit(%rip), %rdi
+ call _ZNSt8ios_base4InitC1Ev@PLT
+ leaq __dso_handle(%rip), %rdx
+ leaq _ZStL8__ioinit(%rip), %rsi
+ movq _ZNSt8ios_base4InitD1Ev@GOTPCREL(%rip), %rdi
+ call __cxa_atexit@PLT
+ addq $8, %rsp
+ .cfi_def_cfa_offset 8
+ ret
+ .cfi_endproc
+.LFE2030:
+ .size _GLOBAL__sub_I_main, .-_GLOBAL__sub_I_main
+ .section .init_array,"aw"
+ .align 8
+ .quad _GLOBAL__sub_I_main
+ .local _ZStL8__ioinit
+ .comm _ZStL8__ioinit,1,1
+ .hidden DW.ref.__gxx_personality_v0
+ .weak DW.ref.__gxx_personality_v0
+ .section .data.rel.local.DW.ref.__gxx_personality_v0,"awG",@progbits,DW.ref.__gxx_personality_v0,comdat
+ .align 8
+ .type DW.ref.__gxx_personality_v0, @object
+ .size DW.ref.__gxx_personality_v0, 8
+DW.ref.__gxx_personality_v0:
+ .quad __gxx_personality_v0
+ .hidden __dso_handle
+ .ident "GCC: (Debian 8.3.0-6) 8.3.0"
+ .section .note.GNU-stack,"",@progbits
diff --git a/20230406/strings-02.cpp b/20230406/strings-02.cpp
new file mode 100644
index 0000000..b45d044
--- /dev/null
+++ b/20230406/strings-02.cpp
@@ -0,0 +1,10 @@
+#include <iostream>
+#include <string>
+
+int main ()
+{
+ std::string hello = "Hello";
+ hello = hello + ", world!";
+ std::cout << hello << std::endl;
+ return 0;
+}
diff --git a/20230406/strings-03.cpp b/20230406/strings-03.cpp
new file mode 100644
index 0000000..8f4c771
--- /dev/null
+++ b/20230406/strings-03.cpp
@@ -0,0 +1,9 @@
+#include <stdio.h>
+#include <string>
+
+int main ()
+{
+ std::string hello = "Hello, world!";
+ printf ("%s\n", hello);
+ return 0;
+}
diff --git a/20230406/strings-04.cpp b/20230406/strings-04.cpp
new file mode 100644
index 0000000..ada5204
--- /dev/null
+++ b/20230406/strings-04.cpp
@@ -0,0 +1,9 @@
+#include <stdio.h>
+#include <string>
+
+int main ()
+{
+ std::string hello = "Hello, world!";
+ printf ("%zd\n", sizeof (hello));
+ return 0;
+}
diff --git a/20230406/strings-05.cpp b/20230406/strings-05.cpp
new file mode 100644
index 0000000..8533c37
--- /dev/null
+++ b/20230406/strings-05.cpp
@@ -0,0 +1,9 @@
+#include <iostream>
+#include <string>
+
+int main ()
+{
+ std::string hello = "Hello, world!\000Hallo, Welt!";
+ std::cout << hello << std::endl;
+ return 0;
+}
diff --git a/20230406/strings-06.cpp b/20230406/strings-06.cpp
new file mode 100644
index 0000000..e1c7960
--- /dev/null
+++ b/20230406/strings-06.cpp
@@ -0,0 +1,9 @@
+#include <stdio.h>
+#include <string>
+
+int main ()
+{
+ std::string hello = "Hello, world!";
+ printf ("%s\n", hello.c_str ());
+ return 0;
+}
diff --git a/20230406/strings-07.cpp b/20230406/strings-07.cpp
new file mode 100644
index 0000000..25d288b
--- /dev/null
+++ b/20230406/strings-07.cpp
@@ -0,0 +1,9 @@
+#include <stdio.h>
+
+int main ()
+{
+ char hello[42];
+ sprintf (hello, "The answer is: %d", 42);
+ printf ("%s\n", hello);
+ return 0;
+}
diff --git a/20230406/strings-08.cpp b/20230406/strings-08.cpp
new file mode 100644
index 0000000..d83567f
--- /dev/null
+++ b/20230406/strings-08.cpp
@@ -0,0 +1,11 @@
+#include <iostream>
+#include <string>
+#include <sstream>
+
+int main ()
+{
+ std::ostringstream hello;
+ hello << "The answer is: " << 42;
+ std::cout << hello << std::endl;
+ return 0;
+}
diff --git a/20230406/strings-09.cpp b/20230406/strings-09.cpp
new file mode 100644
index 0000000..7fd9239
--- /dev/null
+++ b/20230406/strings-09.cpp
@@ -0,0 +1,11 @@
+#include <iostream>
+#include <string>
+#include <sstream>
+
+int main ()
+{
+ std::ostringstream hello;
+ hello << "The answer is: " << 42;
+ std::cout << hello.str () << std::endl;
+ return 0;
+}
diff --git a/20230406/strings-10.cpp b/20230406/strings-10.cpp
new file mode 100644
index 0000000..fc05c5d
--- /dev/null
+++ b/20230406/strings-10.cpp
@@ -0,0 +1,11 @@
+#include <stdio.h>
+#include <string>
+#include <sstream>
+
+int main ()
+{
+ std::ostringstream hello;
+ hello << "The answer is: " << 42;
+ printf ("%s\n", hello.str ().c_str ());
+ return 0;
+}
diff --git a/20230406/strings-11.cpp b/20230406/strings-11.cpp
new file mode 100644
index 0000000..b5cfc39
--- /dev/null
+++ b/20230406/strings-11.cpp
@@ -0,0 +1,8 @@
+#include <iostream>
+
+int main ()
+{
+ const char *hello = "Hello, world!";
+ std::cout << hello << std::endl;
+ return 0;
+}
diff --git a/20230406/strings-12.cpp b/20230406/strings-12.cpp
new file mode 100644
index 0000000..b6a78d3
--- /dev/null
+++ b/20230406/strings-12.cpp
@@ -0,0 +1,8 @@
+#include <iostream>
+
+int main ()
+{
+ char *hello = "Hello, world!";
+ std::cout << hello << std::endl;
+ return 0;
+}
diff --git a/20230406/unicode-01.cpp b/20230406/unicode-01.cpp
new file mode 100644
index 0000000..6e1d337
--- /dev/null
+++ b/20230406/unicode-01.cpp
@@ -0,0 +1,8 @@
+#include <stdio.h>
+
+int main ()
+{
+ int Ä = 42;
+ printf ("Die Äntwort lautet: %d\n", Ä);
+ return 0;
+}
diff --git "a/20230406/\303\244" "b/20230406/\303\244"
new file mode 100755
index 0000000..50002fa
--- /dev/null
+++ "b/20230406/\303\244"
@@ -0,0 +1 @@
+echo "Hallo!"
--
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