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Fix pico_divider_nesting_test.c on RP2350 - was broken due to running faster and hence further on RP2350, breaking a check which was wrong for larger inputs

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This commit is contained in:
graham sanderson 2025-01-26 13:31:51 -06:00
parent a62d17cb42
commit f20663cb7f
1 changed files with 9 additions and 2 deletions
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11
test/pico_divider_test/pico_divider_nesting_test.c
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@ -47,7 +47,15 @@ bool timer_callback(repeating_timer_t *t) {
// if (fabs(fz - (fa * 11.0f + fb)) > 1e-9f) {
// FAILED();
// }
if (fabsf(fz - fa * 11.0f) > 1e-3f) {
union {
float f;
uint32_t i;
} fi, fi2;
fi.f = fabsf(fz - fa * 11.0f);
// make a float which is close to 1ulp
fi2.i = fi.i & 0x7f800000u;
fi2.i++;
if (fi.f > fi2.f) {
FAILED();
}
double dz = z;
@ -258,4 +266,3 @@ int main() {
printf("PASSED\n");
return 0;
}