NetBSD/gnu/dist/gcc4/gcc/testsuite/gcc.dg/loop-4.c

26 lines
472 B
C

/* PR optimization/11841 */
/* Originator: Andrey Panov <panov@canopus.iacp.dvo.ru> */
/* Reduced testcase by Volker Reichelt <reichelt@igpm.rwth-aachen.de> */
/* Verify that the (old) loop unroller doesn't wrongly mark a pseudo
referenced in a note as local. */
/* { dg-do run } */
/* { dg-options "-O2 -funroll-loops" } */
int *a;
int main()
{
double d[6];
int i, j;
for (i=0; i<4; ++i)
for (j=0; j<3; ++j)
d[i+j] = 0;
a = &i;
return 0;
}