11 …f (x); // expected-warning {{if statement has empty body}} expected-note{{put the semicolon on a s…  in test1()
15 …RO_A); // expected-warning {{if statement has empty body}} expected-note{{put the semicolon on a s…  in test1()
16 …== x); // expected-warning {{if statement has empty body}} expected-note{{put the semicolon on a s…  in test1()
20 … i++); { // expected-warning{{for loop has empty body}} expected-note{{put the semicolon on a sepa…  in test1()
25 …x; i++); // expected-warning{{for loop has empty body}} expected-note{{put the semicolon on a sepa…  in test1()
32 …i++); // expected-warning{{for loop has empty body}} expected-note{{put the semicolon on a separat…  in test1()
38 …); // expected-warning{{range-based for loop has empty body}} expected-note{{put the semicolon on …  in test1()
42 …); // expected-warning{{range-based for loop has empty body}} expected-note{{put the semicolon on …  in test1()
45 … == 0); // expected-warning{{while loop has empty body}} expected-note{{put the semicolon on a sep…  in test1()
48 …= 0); { // expected-warning{{while loop has empty body}} expected-note{{put the semicolon on a sep…  in test1()
52 … == 0); // expected-warning{{while loop has empty body}} expected-note{{put the semicolon on a sep…  in test1()
58 … == 0); // expected-warning{{while loop has empty body}} expected-note{{put the semicolon on a sep…  in test1()
65     while (b()); // no-warning  in test1()
70 … (b()); // expected-warning{{while loop has empty body}} expected-note{{put the semicolon on a sep…  in test1()
73     switch(x) // no-warning  in test1()
75 …(y); // expected-warning{{switch statement has empty body}} expected-note{{put the semicolon on a …  in test1()
88 /// There should be no warning  when null statement is placed on its own line.
90   if (x) // no-warning  in test2()
91     ; // no-warning  in test2()
94   for (i = 0; i < x; i++) // no-warning  in test2()
95     ; // no-warning  in test2()
99        i++) // no-warning  in test2()
100     ; // no-warning  in test2()
103   for (int j : arr) // no-warning  in test2()
104     ; // no-warning  in test2()
106   while (b() == 0) // no-warning  in test2()
107     ; // no-warning  in test2()
110          c() == 0) // no-warning  in test2()
111     ; // no-warning  in test2()
115     switch(y) // no-warning  in test2()
116       ; // no-warning  in test2()
120   while(b() == 0); // no-warning  in test2()
123 /// There should be no warning for a null statement resulting from an empty macro.
126   if (x) EMPTY(x); // no-warning  in test3()
129   for (i = 0; i < x; i++) EMPTY(i); // no-warning  in test3()
133        i++) EMPTY(i); // no-warning  in test3()
136   for (int j : arr) EMPTY(j); // no-warning  in test3()
139        arr) EMPTY(j); // no-warning  in test3()
141   while (b() == 0) EMPTY(i); // no-warning  in test3()
144          c() == 0) EMPTY(i); // no-warning  in test3()
148       EMPTY(i); // no-warning  in test3()
155   switch (x) default:; // no-warning  in test4()
158   do {} while (false); // no-warning  in test4()
161 /// There should be no warning for a common for/while idiom when it is obvious
165 …x; i++); // expected-warning{{for loop has empty body}} expected-note{{put the semicolon on a sepa…  in test5()
168   for (i = 0; i < x; i++); // no-warning  in test5()
173 …i++); // expected-warning{{for loop has empty body}} expected-note{{put the semicolon on a separat…  in test5()
178        i++); // no-warning  in test5()
181 … == 0); // expected-warning{{while loop has empty body}} expected-note{{put the semicolon on a sep…  in test5()
184   while (b() == 0); // no-warning  in test5()
188 … == 0); // expected-warning{{while loop has empty body}} expected-note{{put the semicolon on a sep…  in test5()
192          c() == 0); // no-warning  in test5()
196 /// There should be no warning for a statement with a non-null body.
198   if (x) {} // no-warning  in test6()
201     a(x); // no-warning  in test6()
204   for (i = 0; i < x; i++) // no-warning  in test6()
205     a(i); // no-warning  in test6()
207   for (i = 0; i < x; i++) { // no-warning  in test6()
208     a(i); // no-warning  in test6()
213        i++) // no-warning  in test6()
214     a(i); // no-warning  in test6()
217   for (int j : arr) // no-warning  in test6()
220   for (int j : arr) {} // no-warning  in test6()
222   while (b() == 0) // no-warning  in test6()
223     a(i); // no-warning  in test6()
225   while (b() == 0) {} // no-warning  in test6()
227   switch(x) // no-warning  in test6()
229     switch(y) // no-warning  in test6()
244         // no empty body warning.  in test_errors()
262 …f (x); // expected-warning{{if statement has empty body}} expected-note{{put the semicolon on a se…  in test_template()
265     EMPTY(x); // no-warning  in test_template()
268 …); // expected-warning{{range-based for loop has empty body}} expected-note{{put the semicolon on …  in test_template()
270 … == 0); // expected-warning{{while loop has empty body}} expected-note{{put the semicolon on a sep…  in test_template()
281   if (x) IDENTITY(); // no-warning  in test7()