1 /* Test operation of -Wparentheses. Warnings for assignments used as
3 /* Origin: Joseph Myers <jsm@polyomino.org.uk> */
5 /* { dg-do compile } */
6 /* { dg-options "-Wparentheses -std=gnu99" } */
16 if (a = b) /* { dg-warning "assignment" "correct warning" } */
20 if (a = a) /* { dg-warning "assignment" "correct warning" } */
24 if (b = c) /* { dg-warning "assignment" "correct warning" } */
32 if (b = b) /* { dg-warning "assignment" "correct warning" } */
40 while (c = b) /* { dg-warning "assignment" "correct warning" } */
44 while (c = c) /* { dg-warning "assignment" "correct warning" } */
48 do foo (16); while (a = b); /* { dg-warning "assignment" "correct warning" } */
49 do foo (17); while ((a = b));
50 do foo (18); while (a = a); /* { dg-warning "assignment" "correct warning" } */
51 do foo (19); while ((a = a));
52 for (;c = b;) /* { dg-warning "assignment" "correct warning" } */
56 for (;c = c;) /* { dg-warning "assignment" "correct warning" } */
60 d = a = b; /* { dg-warning "assignment" "correct warning" } */
64 d = a = a; /* { dg-warning "assignment" "correct warning" } */