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Fix compare of reals. #782

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merged 1 commit into from
Nov 12, 2014
Merged

Fix compare of reals. #782

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6 changes: 4 additions & 2 deletions dmd2/root/port.c
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Original file line number Diff line number Diff line change
Expand Up @@ -156,6 +156,7 @@ longdouble Port::strtold(const char *buffer, char **endp)
#include <wchar.h>
#include <stdlib.h>
#include <limits> // for std::numeric_limits
#include "target.h"

double Port::nan;
longdouble Port::ldbl_nan;
Expand Down Expand Up @@ -250,7 +251,7 @@ int Port::fequal(longdouble x, longdouble y)
/* In some cases, the REALPAD bytes get garbage in them,
* so be sure and ignore them.
*/
return memcmp(&x, &y, 10) == 0;
return memcmp(&x, &y, Target::realsize - Target::realpad) == 0;
}

char *Port::strupr(char *s)
Expand Down Expand Up @@ -492,6 +493,7 @@ longdouble Port::strtold(const char *p, char **endp)
#include <wchar.h>
#include <float.h>
#include <assert.h>
#include "target.h"

double Port::nan;
longdouble Port::ldbl_nan;
Expand Down Expand Up @@ -689,7 +691,7 @@ int Port::fequal(longdouble x, longdouble y)
/* In some cases, the REALPAD bytes get garbage in them,
* so be sure and ignore them.
*/
return memcmp(&x, &y, 10) == 0;
return memcmp(&x, &y, Target::realsize - Target::realpad) == 0;
}

char *Port::strupr(char *s)
Expand Down