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Fix warnings generated by gcc 4.6.0 about variables set but not

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thereafter read. Most of these changes are just removal of pointless
stuff or trivial reorganisations; one change is actually substantive,
and fixes a bug in Keen's clue selection (the variable 'bad' was
unreferenced not because I shouldn't have set it, but because I
_should_ have referenced it!).

[originally from svn r9164]
This commit is contained in:
Simon Tatham
2011-05-04 18:22:14 +00:00
parent 4bab5e531b
commit 2efc77d2fd
14 changed files with 31 additions and 54 deletions
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2
bridges.c
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@ -513,7 +513,6 @@ static int island_impossible(struct island *is, int strict)
{
int curr = island_countbridges(is), nspc = is->count - curr, nsurrspc;
int i, poss;
grid_type v;
struct island *is_orth;
if (nspc < 0) {
@ -533,7 +532,6 @@ static int island_impossible(struct island *is, int strict)
int ifree, dx = is->adj.points[i].dx;
if (!is->adj.points[i].off) continue;
v = GRID(is->state, is->adj.points[i].x, is->adj.points[i].y);
poss = POSSIBLES(is->state, dx,
is->adj.points[i].x, is->adj.points[i].y);
if (poss == 0) continue;