added starter c++ sample and toolchain

CMakeLists.txt

@@ -271,10 +271,13 @@ set(SAMPLES
   while-bigger-steps
   while-neg
   example-1
-  A
-  B
-  C
-  D
+#  A
+#  B
+#  C
+#  D
+)
+set(CPPSAMPLES
+  classes
 )
 
 # Older CMake version do not support list transformations
@@ -297,11 +300,17 @@ list_transform_append(SAMPLES ".bc" SAMPLES_BC)
 list_transform_append(SAMPLES ".ll" SAMPLES_LL)
 list_transform_prepend(SAMPLES_LL "${CMAKE_SOURCE_DIR}/output/")
 list_transform_prepend(SAMPLES_BC "${CMAKE_SOURCE_DIR}/output/")
-list_transform_prepend(SAMOLES_C "${CMAKE_SOURCE_DIR}/samples/")
+list_transform_prepend(SAMPLES_C "${CMAKE_SOURCE_DIR}/samples/")
+list_transform_append(CPPSAMPLES      ".cpp" CPPSAMPLES_CPP)
+list_transform_append(CPPSAMPLES      ".bc"  CPPSAMPLES_BC)
+list_transform_append(CPPSAMPLES      ".ll"  CPPSAMPLES_LL)
+list_transform_prepend(CPPSAMPLES_LL "${CMAKE_SOURCE_DIR}/output/")
+list_transform_prepend(CPPSAMPLES_BC "${CMAKE_SOURCE_DIR}/output/")
+list_transform_prepend(CPPSAMPLES_CPP "${CMAKE_SOURCE_DIR}/samples/")
 
 add_custom_target(irgen
-  DEPENDS ${SAMPLES_LL} ${SAMPLES_BC}
-)
+  DEPENDS ${SAMPLES_LL} ${SAMPLES_BC} ${CPPSAMPLES_LL} ${CPPSAMPLES_BC}
+ )
 
 file(MAKE_DIRECTORY ${CMAKE_SOURCE_DIR}/output)
 
@@ -313,7 +322,17 @@ foreach(src ${SAMPLES})
     COMMAND clang --sysroot ${CMAKE_OSX_SYSROOT} -O0 -emit-llvm ${CMAKE_SOURCE_DIR}/samples/${src}.c -Xclang -disable-O0-optnone -c -o ${CMAKE_SOURCE_DIR}/output/${src}.bc
     COMMAND opt -S -mem2reg ${CMAKE_SOURCE_DIR}/output/${src}.bc -o ${CMAKE_SOURCE_DIR}/output/${src}.ll
     DEPENDS clang opt ${CMAKE_SOURCE_DIR}/samples/${src}.c
-    COMMENT "Generating LLVM IR for example ${src}"
+    COMMENT "Generating LLVM IR for example ${src}.c"
+  )
+endforeach(src)
+
+foreach(src ${CPPSAMPLES})
+  add_custom_command(
+    OUTPUT ${CMAKE_SOURCE_DIR}/output/${src}.ll
+    COMMAND clang++ --sysroot ${CMAKE_OSX_SYSROOT} -O0 -emit-llvm ${CMAKE_SOURCE_DIR}/samples/${src}.cpp -Xclang -disable-O0-optnone -c -o ${CMAKE_SOURCE_DIR}/output/${src}.bc
+    COMMAND opt -S -mem2reg ${CMAKE_SOURCE_DIR}/output/${src}.bc -o ${CMAKE_SOURCE_DIR}/output/${src}.ll
+    DEPENDS clang opt ${CMAKE_SOURCE_DIR}/samples/${src}.cpp
+    COMMENT "Generating LLVM IR for example ${src}.cpp"
   )
 endforeach(src)
 
@@ -325,10 +344,21 @@ foreach(src ${SAMPLES})
     COMMAND clang -O0 -emit-llvm ${CMAKE_SOURCE_DIR}/samples/${src}.c -Xclang -disable-O0-optnone -c -o ${CMAKE_SOURCE_DIR}/output/${src}.bc
     COMMAND opt -S -mem2reg ${CMAKE_SOURCE_DIR}/output/${src}.bc -o ${CMAKE_SOURCE_DIR}/output/${src}.ll
     DEPENDS clang opt ${CMAKE_SOURCE_DIR}/samples/${src}.c
-    COMMENT "Generating LLVM IR for example ${src}"
+    COMMENT "Generating LLVM IR for example ${src}.c"
   )
 endforeach(src)
 
+foreach(src ${CPPSAMPLES})
+  add_custom_command(
+    OUTPUT ${CMAKE_SOURCE_DIR}/output/${src}.ll
+    COMMAND clang++ -O0 -emit-llvm ${CMAKE_SOURCE_DIR}/samples/${src}.cpp -Xclang -disable-O0-optnone -c -o ${CMAKE_SOURCE_DIR}/output/${src}.bc
+    COMMAND opt -S -mem2reg ${CMAKE_SOURCE_DIR}/output/${src}.bc -o ${CMAKE_SOURCE_DIR}/output/${src}.ll
+    DEPENDS clang opt ${CMAKE_SOURCE_DIR}/samples/${src}.cpp
+    COMMENT "Generating LLVM IR for example ${src}.cpp"
+  )
+
+endforeach(src)
+
 endif()
 
 configure_file(.lldbinit.in .lldbinit)
\ No newline at end of file

samples/classes.cpp

+class A {
+    public:
+    int a;
+    virtual int f(){ return 0; };
+    virtual int g(){ return 0; };
+};
+
+class B: public A {
+    public:
+    int b;
+    virtual int f() { return 42; };
+};
+
+class D : public A {
+    public:
+    int d;
+    virtual int  g(){ return 4711; };
+};
+
+class C: public B, public D {
+    public:
+    int c;
+};
+
+int main (void)
+{
+    int res = 0;
+    A *a;
+    if (a==0)
+        a=new A();
+    else
+        a = new B();
+    res += a->f();
+    a = dynamic_cast<D*>(new C());
+    res += a->g();
+    return res;
+}
\ No newline at end of file