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/* PR tree-optimization/99121 - ICE in -Warray-bounds on a multidimensional
VLA
{ dg-do compile }
{ dg-options "-O2 -Wall -ftrack-macro-expansion=0" }
{ dg-require-effective-target alloca } */
#define NOIPA __attribute__ ((noipa))
void sink (void*, ...);
#define T(a, x) sink (a, x)
NOIPA void a_0_n (int n)
{
int a[0][n];
sink (a);
T (a, ((int *) a)[0]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((char *) a)[1]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((float *) a)[n]); // { dg-warning "\\\[-Warray-bounds" }
}
NOIPA void a_n_0 (int n)
{
int a[n][0];
sink (a);
T (a, ((int *) a)[0]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((char *) a)[1]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((float *) a)[n]); // { dg-warning "\\\[-Warray-bounds" }
}
NOIPA void a_1_n_0 (int n)
{
int a[1][n][0];
sink (a);
T (a, ((int *) a)[0]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((char *) a)[1]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((float *) a)[n]); // { dg-warning "\\\[-Warray-bounds" }
}
NOIPA void a_1_0_n (int n)
{
int a[1][0][n];
sink (a);
T (a, ((int *) a)[0]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((char *) a)[1]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((float *) a)[n]); // { dg-warning "\\\[-Warray-bounds" }
}
NOIPA void a_0_1_n (int n)
{
int a[0][1][n];
sink (a);
T (a, ((int *) a)[0]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((char *) a)[1]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((float *) a)[n]); // { dg-warning "\\\[-Warray-bounds" }
}
NOIPA void a_0_n_1 (int n)
{
int a[0][n][1];
sink (a);
T (a, ((int *) a)[0]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((char *) a)[1]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((float *) a)[n]); // { dg-warning "\\\[-Warray-bounds" }
}
NOIPA void a_n_0_n (int n)
{
int a[n][0][n];
sink (a);
T (a, ((int *) a)[0]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((char *) a)[1]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((float *) a)[n]); // { dg-warning "\\\[-Warray-bounds" }
}
NOIPA void a_n_n_0 (int n)
{
int a[n][n][0];
sink (a);
T (a, ((int *) a)[0]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((char *) a)[1]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((float *) a)[n]); // { dg-warning "\\\[-Warray-bounds" }
}
NOIPA void a_0_n_n (int n)
{
int a[0][n][n];
sink (a);
T (a, ((int *) a)[0]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((char *) a)[1]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((float *) a)[n]); // { dg-warning "\\\[-Warray-bounds" }
}
NOIPA void a_0_0_n (int n)
{
int a[0][0][n];
sink (a);
T (a, ((int *) a)[0]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((char *) a)[1]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((float *) a)[n]); // { dg-warning "\\\[-Warray-bounds" }
}
NOIPA void a_n_0_0 (int n)
{
int a[n][0][0];
sink (a);
T (a, ((int *) a)[0]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((char *) a)[1]); // { dg-warning "\\\[-Warray-bounds" }
T (a, ((float *) a)[n]); // { dg-warning "\\\[-Warray-bounds" }
}
NOIPA void a_n_n_n (int n)
{
int a[n][n][n];
sink (a);
T (a, ((int *) a)[-1]); // { dg-warning "\\\[-Warray-bounds" "pr99140" }
T (a, ((int *) a)[0]);
T (a, ((char *) a)[1]);
T (a, ((float *) a)[n]);
}
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