X-Git-Url: https://ginac.de/ginac.git//ginac.git?a=blobdiff_plain;f=doc%2Fexamples%2Fcompile2.cpp;h=faff99cc9033b6c4379b1aef178d662fe459f921;hb=48619ed77871a6bcae23df460f426fc34698cd1e;hp=1d344dd4d49b8cc857424625caf6305d73292326;hpb=ad20142163050e233056a9a7842695a77098e5c3;p=ginac.git

diff --git a/doc/examples/compile2.cpp b/doc/examples/compile2.cpp
index 1d344dd4..faff99cc 100644
--- a/doc/examples/compile2.cpp
+++ b/doc/examples/compile2.cpp
@@ -22,7 +22,7 @@ int main()
 	cout << "Enter an expression containing 'x' and/or 'y': ";
 	cin >> s;
 	// Expression now in expr
-	ex expr(s, lst(x,y));
+	ex expr(s, lst{x,y});
  
 	cout << "start integration of " << expr << " ..." << endl;
 
@@ -43,7 +43,10 @@ int main()
 
 	// Our function pointer that points to the compiled ex
 	FUNCP_CUBA fp;
-	compile_ex(lst(expr), lst(x,y), fp);
+
+	// Optionally, compile with custom compiler flags:
+	// setenv("CXXFLAGS", "-O3 -fomit-frame-pointer -ffast-math", 1);
+	compile_ex(lst{expr}, lst{x,y}, fp);
 
 	// Starting VEGAS
 	// By invocation of compile() the expression in expr is converted into the