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/* Test diagnostics for switch statements and labels therein. Test
with no special options. */
/* Origin: Joseph Myers <joseph@codesourcery.com> */
/* { dg-do compile } */
/* { dg-options "" } */
void
f (int a, double d, void *p)
{
switch (d) /* { dg-error "switch quantity not an integer" } */
{
}
switch (p) /* { dg-error "switch quantity not an integer" } */
{
}
switch (a)
{
case (void *)0: ; /* { dg-error "pointers are not permitted as case values" } */
}
switch (a)
{
case (double)0: ; /* { dg-error "case label does not reduce to an integer constant" } */
}
switch (a)
{
case (char)0: ;
}
switch (a)
{
case 0 ... 0: ;
}
switch (a)
{
case 0 ... -1: ; /* { dg-warning "empty range specified" } */
}
switch (a)
{
case 0 ... -2: ; /* { dg-warning "empty range specified" } */
}
switch (a)
{
case 0:
default: /* { dg-message "this is the first default label" } */
case 1:
default: ; /* { dg-error "multiple default labels in one switch" } */
}
switch (a)
{
case 0: /* { dg-message "previously used here" } */
case 1:
case 0: ; /* { dg-error "duplicate case value" } */
}
case 1: ; /* { dg-error "case label not within a switch statement" } */
default: ; /* { dg-error "'default' label not within a switch statement" } */
break; /* { dg-error "break statement not within loop or switch" } */
continue; /* { dg-error "continue statement not within a loop" } */
switch (a)
{
case a: ; /* { dg-error "case label does not reduce to an integer constant" } */
}
switch (a)
{
case 0: /* { dg-message "this is the first entry overlapping that value" } */
case -1 ... 1: /* { dg-error "duplicate \\(or overlapping\\) case value" } */
case 2 ... 3: /* { dg-message "previously used here" } */
case 2: /* { dg-error "duplicate case value" } */
case 4 ... 7: /* { dg-message "this is the first entry overlapping that value" } */
case 6 ... 9: ; /* { dg-error "duplicate \\(or overlapping\\) case value" } */
}
switch (a)
{
case 0:
continue; /* { dg-error "continue statement not within a loop" } */
}
}
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