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Fix strict aliasing violation in FMotion.cpp
Bug: https://bugs.gentoo.org/928251
--- a/src/FMotion.cpp
+++ b/src/FMotion.cpp
@@ -22,6 +22,7 @@
*/
#include <stdio.h>
+#include <string.h>
#include <cmath>
// In case cmath doesn't pull in all the usual suspects from math.h
@@ -54,15 +55,19 @@
#define FLOATTOINTCONST2 (((65536.0*16)))
inline int f2int2 (float f)
{
+ int i;
f += FLOATTOINTCONST2;
- return ((*((int *)(void *)&f)) & 0x007fffff) - 0x00400000;
+ memcpy(&i, &f, sizeof(i));
+ return (i & 0x007fffff) - 0x00400000;
}
#define FLOATTOINTCONST (((1.5*65536*256)))
inline int f2int (float f)
{
+ int i;
f += FLOATTOINTCONST;
- return ((*((int *)(void *)&f)) & 0x007fffff) - 0x00400000;
+ memcpy(&i, &f, sizeof(i));
+ return (i & 0x007fffff) - 0x00400000;
}
#define Float2Int(f) (f2int(f))
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