1 /* PR target/67089 */ 2 /* { dg-do compile } */ 3 /* { dg-options "-O2 -ftree-loop-if-convert -fdump-tree-widening_mul" } */ 4 5 extern void abort (void); 6 7 int cnt, d; 8 void foo (int x); 9 10 #define T(n, type, op, cond) \ 11 __attribute__((noinline, noclone)) \ 12 type \ 13 f##n (type x, type y) \ 14 { \ 15 type r = op; \ 16 cond; \ 17 return r; \ 18 } 19 20 T (1, unsigned int, x - y, if (r >= x) foo (0)) 21 T (2, unsigned long, x - y, if (r < x) foo (0)) 22 T (3, unsigned short, x - y, if (x <= r) foo (r)) 23 T (4, unsigned long long, x - y, if (d || x > r) foo (0)) 24 T (5, unsigned int, x - y, if (d || r >= x) foo (0)) 25 T (6, unsigned long, x - y, if (d || r < x) foo (0)) 26 T (7, unsigned short, x - y, if (d || x <= r) foo (0)) 27 T (8, unsigned long long, x - y, if (d || x > r) foo (0)) 28 T (9, unsigned int, x - y, if (r > y) foo (0)) 29 T (10, unsigned long, x - y, if (r <= y) foo (0)) 30 T (11, unsigned short, x - y, if (y < r) foo (r)) 31 T (12, unsigned long long, x - y, if (y >= r) foo (0)) 32 T (13, unsigned int, x - y, if (r >= y) foo (0)) 33 T (14, unsigned long, x - y, if (r < y) foo (0)) 34 T (15, unsigned short, x - y, if (y <= r) foo (r)) 35 T (16, unsigned long long, x - y, if (d || y > r) foo (0)) 36 T (17, unsigned int, x - y, if (d || r > y) foo (0)) 37 T (18, unsigned long, x - y, if (d || r <= y) foo (0)) 38 T (19, unsigned char, x - y, if (d || y < r) foo (0)) 39 T (20, unsigned long long, x - y, if (d || y >= r) foo (0)) 40 T (21, unsigned int, x - y, if (d || r >= y) foo (0)) 41 T (22, unsigned long, x - y, if (d || r < y) foo (0)) 42 T (23, unsigned short, x - y, if (d || y <= r) foo (0)) 43 T (24, unsigned long long, x - y, if (d || y > r) foo (0)) 44 T (25, unsigned int, x + y, if (r > x) foo (0)) 45 T (26, unsigned long, x + y, if (r <= x) foo (0)) 46 T (27, unsigned short, x + y, if (x < r) foo (r)) 47 T (28, unsigned long long, x + y, if (x >= r) foo (0)) 48 T (29, unsigned int, x + y, if (d || r > x) foo (0)) 49 T (30, unsigned long, x + y, if (d || r <= x) foo (0)) 50 T (31, unsigned char, x + y, if (d || x < r) foo (0)) 51 T (32, unsigned long long, x + y, if (d || x >= r) foo (0)) 52 T (33, unsigned int, x + y, if (r > y) foo (0)) 53 T (34, unsigned long, x + y, if (r <= y) foo (0)) 54 T (35, unsigned short, x + y, if (y < r) foo (r)) 55 T (36, unsigned long long, x + y, if (y >= r) foo (0)) 56 T (37, unsigned int, x + y, if (d || r > y) foo (0)) 57 T (38, unsigned long, x + y, if (d || r <= y) foo (0)) 58 T (39, unsigned char, x + y, if (d || y < r) foo (0)) 59 T (40, unsigned long long, x + y, if (d || y >= r) foo (0)) 60 61 /* { dg-final { scan-tree-dump-not "ADD_OVERFLOW" "widening_mul" } } */ 62 /* { dg-final { scan-tree-dump-not "SUB_OVERFLOW" "widening_mul" } } */ 63