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Identify unused, never read, and never written vars

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This commit is contained in:
Phlosioneer
2019-02-27 14:42:32 -05:00
parent c1348d22f3
commit 4137dd7b0b
19 changed files with 112 additions and 110 deletions
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src/field_specials.c
+8 -8
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@@ -3424,7 +3424,7 @@ bool8 sub_813B260(void)
void CreateUnusualWeatherEvent(void)
{
u16 randomValue = Random();
VarSet(VAR_0x4038, 0);
VarSet(VAR_UNUSUAL_WEATHER_STEP_COUNTER, 0);
if (FlagGet(FLAG_DEFEATED_KYOGRE) == TRUE)
{
@@ -3466,12 +3466,12 @@ bool32 GetUnusualWeatherMapNameAndType(void)
}
}
bool8 sub_813B3B0(void)
bool8 UnusualWeatherHasExpired(void)
{
// Duplicate array.
static const u8 sUnusualWeatherMapNumbers_2[] = { 0x1d, 0x1d, 0x1e, 0x1e, 0x1f, 0x1f, 0x21, 0x21, 0x14, 0x14, 0x28, 0x28, 0x2a, 0x2a, 0x2c, 0x2c };
u16 var1 = VarGet(VAR_0x4038);
u16 steps = VarGet(VAR_UNUSUAL_WEATHER_STEP_COUNTER);
u16 unusualWeather = VarGet(VAR_UNUSUAL_WEATHER_LOCATION);
if (unusualWeather == UNUSUAL_WEATHER_NONE)
@@ -3479,9 +3479,9 @@ bool8 sub_813B3B0(void)
return FALSE;
}
if (++var1 > 999)
if (++steps > 999)
{
VarSet(VAR_0x4038, 0);
VarSet(VAR_UNUSUAL_WEATHER_STEP_COUNTER, 0);
if (gSaveBlock1Ptr->location.mapGroup == MAP_GROUP(UNDERWATER_MARINE_CAVE))
{
switch (gSaveBlock1Ptr->location.mapNum)
@@ -3491,7 +3491,7 @@ bool8 sub_813B3B0(void)
case MAP_NUM(MARINE_CAVE_END):
case MAP_NUM(TERRA_CAVE_ENTRANCE):
case MAP_NUM(TERRA_CAVE_END):
VarSet(VAR_0x4039, 1);
VarSet(VAR_SHOULD_END_UNUSUAL_WEATHER, 1);
return FALSE;
default:
break;
@@ -3506,7 +3506,7 @@ bool8 sub_813B3B0(void)
case MAP_NUM(UNDERWATER5):
case MAP_NUM(UNDERWATER6):
case MAP_NUM(UNDERWATER7):
VarSet(VAR_0x4039, 1);
VarSet(VAR_SHOULD_END_UNUSUAL_WEATHER, 1);
return FALSE;
default:
break;
@@ -3526,7 +3526,7 @@ bool8 sub_813B3B0(void)
}
else
{
VarSet(VAR_0x4038, var1);
VarSet(VAR_UNUSUAL_WEATHER_STEP_COUNTER, steps);
return FALSE;
}
}