[Docs][JIT] Update the clang++ invocation lines in the kaleidoscope docs.

The old examples had missing/incorrect flags that were causing failures on newer
versions of clang and the tutorial code.

llvm-svn: 221419
diff --git a/llvm/docs/tutorial/LangImpl3.rst b/llvm/docs/tutorial/LangImpl3.rst
index 7174c09..b7418cc 100644
--- a/llvm/docs/tutorial/LangImpl3.rst
+++ b/llvm/docs/tutorial/LangImpl3.rst
@@ -581,7 +581,7 @@
 .. code-block:: bash
 
     # Compile
-    clang++ -g -O3 toy.cpp `llvm-config --cppflags --ldflags --libs core` -o toy
+    clang++ -g -O3 toy.cpp `llvm-config --cxxflags --ldflags --system-libs --libs core` -o toy
     # Run
     ./toy
 
diff --git a/llvm/docs/tutorial/LangImpl4.rst b/llvm/docs/tutorial/LangImpl4.rst
index 44e0cc1..aa469ca 100644
--- a/llvm/docs/tutorial/LangImpl4.rst
+++ b/llvm/docs/tutorial/LangImpl4.rst
@@ -428,7 +428,7 @@
 .. code-block:: bash
 
     # Compile
-    clang++ -g toy.cpp `llvm-config --cppflags --ldflags --libs core jit native` -O3 -o toy
+    clang++ -g toy.cpp `llvm-config --cxxflags --ldflags --system-libs --libs core jit native` -O3 -o toy
     # Run
     ./toy
 
diff --git a/llvm/docs/tutorial/LangImpl5.rst b/llvm/docs/tutorial/LangImpl5.rst
index ed5b652..2a3a4ce 100644
--- a/llvm/docs/tutorial/LangImpl5.rst
+++ b/llvm/docs/tutorial/LangImpl5.rst
@@ -736,7 +736,7 @@
 .. code-block:: bash
 
     # Compile
-    clang++ -g toy.cpp `llvm-config --cppflags --ldflags --libs core jit native` -O3 -o toy
+    clang++ -g toy.cpp `llvm-config --cxxflags --ldflags --system-libs --libs core jit native` -O3 -o toy
     # Run
     ./toy
 
diff --git a/llvm/docs/tutorial/LangImpl6.rst b/llvm/docs/tutorial/LangImpl6.rst
index 42839fb..cdceb03 100644
--- a/llvm/docs/tutorial/LangImpl6.rst
+++ b/llvm/docs/tutorial/LangImpl6.rst
@@ -729,7 +729,7 @@
 .. code-block:: bash
 
     # Compile
-    clang++ -g toy.cpp `llvm-config --cppflags --ldflags --libs core jit native` -O3 -o toy
+    clang++ -g toy.cpp `llvm-config --cxxflags --ldflags --system-libs --libs core jit native` -O3 -o toy
     # Run
     ./toy
 
diff --git a/llvm/docs/tutorial/LangImpl7.rst b/llvm/docs/tutorial/LangImpl7.rst
index 849ce50..c4c7233 100644
--- a/llvm/docs/tutorial/LangImpl7.rst
+++ b/llvm/docs/tutorial/LangImpl7.rst
@@ -847,7 +847,7 @@
 .. code-block:: bash
 
     # Compile
-    clang++ -g toy.cpp `llvm-config --cppflags --ldflags --libs core jit native` -O3 -o toy
+    clang++ -g toy.cpp `llvm-config --cxxflags --ldflags --system-libs --libs core jit native` -O3 -o toy
     # Run
     ./toy