Fix example code in F.20. (isocpp#1109)

hctim · cubbimew · commit bd948ee83973 · 2017-12-22T16:01:42.000-05:00
diff --git a/CppCoreGuidelines.md b/CppCoreGuidelines.md
@@ -2997,9 +2997,9 @@ Such older advice is now obsolete; it does not add value, and it interferes with
     vector<int> g(const vector<int>& vx)
     {
         // ...
-        f() = vx;   // prevented by the "const"
+        fct() = vx;   // prevented by the "const"
         // ...
-        return f(); // expensive copy: move semantics suppressed by the "const"
+        return fct(); // expensive copy: move semantics suppressed by the "const"
     }
 
 The argument for adding `const` to a return value is that it prevents (very rare) accidental access to a temporary.

Original file line number	Diff line number	Diff line change
`@@ -2997,9 +2997,9 @@ Such older advice is now obsolete; it does not add value, and it interferes with`
`2997`	`2997`	`vector<int> g(const vector<int>& vx)`
`2998`	`2998`	`{`
`2999`	`2999`	`// ...`
`3000`		`- f() = vx; // prevented by the "const"`
	`3000`	`+ fct() = vx; // prevented by the "const"`
`3001`	`3001`	`// ...`
`3002`		`- return f(); // expensive copy: move semantics suppressed by the "const"`
	`3002`	`+ return fct(); // expensive copy: move semantics suppressed by the "const"`
`3003`	`3003`	`}`
`3004`	`3004`
`3005`	`3005`	The argument for adding `const` to a return value is that it prevents (very rare) accidental access to a temporary.