| /* { dg-do compile } */ | |
| double a[1024]; | |
| int bar(); | |
| void foo (int n) | |
| { | |
| double x = 0, y = 0; | |
| int i = 1023; | |
| do | |
| { | |
| x += a[i] + a[i+1]; | |
| y += a[i] / a[i+1]; | |
| if (bar ()) | |
| break; | |
| } | |
| while (--i); | |
| /* We want to avoid vectorizing the LC PHI and insert vector CTORs | |
| inside of the loop where it is only needed here. */ | |
| a[0] = x; | |
| a[1] = y; | |
| } | |
| /* { dg-final { scan-tree-dump-not "vectorizing SLP node starting from: ._\[0-9\]+ = PHI" "slp1" } } */ |