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fix gcc optimized build

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../sql/spatial.cc: In member function ‘double Gis_point::calculate_haversine(const Geometry*, double, int*)’:
../sql/spatial.cc:1093:45: error: ‘y1r’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
 1093 |   res= 2*sphere_radius*asin((sqrt(dlat + cos(y1r)*cos(y2r)*dlong)));
      |                                          ~~~^~~~~
../sql/spatial.cc:1092:20: error: ‘x1r’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
 1092 |   dlong=  sin((x2r - x1r)/2)*sin((x2r - x1r)/2);
      |               ~~~~~^~~~~~
../sql/spatial.cc:1093:54: error: ‘y2r’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
 1093 |   res= 2*sphere_radius*asin((sqrt(dlat + cos(y1r)*cos(y2r)*dlong)));
      |                                                   ~~~^~~~~
../sql/spatial.cc:1092:20: error: ‘x2r’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
 1092 |   dlong=  sin((x2r - x1r)/2)*sin((x2r - x1r)/2);
      |               ~~~~~^~~~~~
c
This commit is contained in:
Eugene Kosov
2021-04-01 16:49:07 +03:00
parent 77ffbbca49
commit 4c80dcda46
1 changed files with 1 additions and 1 deletions
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2
sql/spatial.cc
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@ -1050,7 +1050,7 @@ double Gis_point::calculate_haversine(const Geometry *g,
int *error) int *error)
{ {
DBUG_ASSERT(sphere_radius > 0); DBUG_ASSERT(sphere_radius > 0);
double x1r, x2r, y1r, y2r, dlong, dlat, res; double x1r= 0.0, x2r= 0.0, y1r= 0.0, y2r= 0.0, dlong, dlat, res;
// This check is done only for optimization purposes where we know it will // This check is done only for optimization purposes where we know it will
// be one and only one point in Multipoint // be one and only one point in Multipoint