tests/examples/find-global-state: clarify the example by renaming variables

Author: davidmalcolm

tests/examples/find-global-state/input.c

@@ -22,7 +22,7 @@
 static int a_global;
 
 struct {
-  int i;
+  int f;
 } bar;
 
 extern int foo;
@@ -35,11 +35,11 @@ int test(int j)
   return i + 1;
 }
 
-int test2(int j)
+int test2(int p)
 {
-  static int i = 0;
-  i += j;
-  return j * i;
+  static int q = 0;
+  q += p;
+  return p * q;
 }
 
 int test3(int k)

tests/examples/find-global-state/stderr.txt

@@ -1,6 +1,6 @@
-tests/examples/find-global-state/input.c:40:14: note: global state "int i" defined here
+tests/examples/find-global-state/input.c:40:14: note: global state "int q" defined here
 tests/examples/find-global-state/input.c:26:3: note: global state "struct 
 {
-  int i;
+  int f;
 } bar" defined here
 tests/examples/find-global-state/input.c:22:12: note: global state "int a_global" defined here