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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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4
tents.c
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@ -459,7 +459,7 @@ static int tents_solve(int w, int h, const char *grid, int *numbers,
char *soln, struct solver_scratch *sc, int diff)
{
int x, y, d, i, j;
char *mrow, *mrow1, *mrow2, *trow, *trow1, *trow2;
char *mrow, *trow, *trow1, *trow2;
/*
* Set up solver data.
@ -746,8 +746,6 @@ static int tents_solve(int w, int h, const char *grid, int *numbers,
* hasn't been set up yet.
*/
mrow = sc->mrows;
mrow1 = sc->mrows + len;
mrow2 = sc->mrows + 2*len;
trow = sc->trows;
trow1 = sc->trows + len;
trow2 = sc->trows + 2*len;