/* { dg-do compile } */ | |
/* { dg-options "-O2 -funswitch-loops -fdump-tree-unswitch-all -fno-thread-jumps" } */ | |
void foo (float **a, float **b, float *c, int n, int m, int l) | |
{ | |
int i,j,k; | |
float s; | |
for (i=0; i<l; i++) | |
for (j=0; j<n; j++) | |
for (k=0; k<m; k++) | |
c[i] += a[i][k] * b[k][j]; | |
} | |
/* { dg-final { scan-tree-dump-times "Guard hoisted" 3 "unswitch" } } */ | |
/* { dg-final { scan-tree-dump-not "Invalid sum" "unswitch" } } */ |