Compiler warnings with comparing singed and unsigned ints
These are now the only compiler warnings left when building DevilutionX, would be great if we can handle them so we can start checking for compiler warnings in the CI :)
In file included from speex_resampler/resample.c:100:
speex_resampler/resample_sse.h:45:14: warning: comparison of integers of different signs: 'int' and 'unsigned int' [-Wsign-compare]
for (i=0;i<len;i+=8)
~^~~~
speex_resampler/resample_sse.h:62:12: warning: comparison of integers of different signs: 'int' and 'unsigned int' [-Wsign-compare]
for(i=0;i<len;i+=2)
~^~~~
speex_resampler/resample_sse.h:84:14: warning: comparison of integers of different signs: 'int' and 'unsigned int' [-Wsign-compare]
for (i=0;i<len;i+=8)
~^~~~
speex_resampler/resample_sse.h:110:12: warning: comparison of integers of different signs: 'int' and 'unsigned int' [-Wsign-compare]
for(i=0;i<len;i+=2)
~^~~~
speex_resampler/resample.c:674:20: warning: comparison of integers of different signs: 'int' and 'unsigned int' [-Wsign-compare]
for (j=0;j<st->filt_len;j++)
~^~~~~~~~~~~~~
speex_resampler/resample.c:946:21: warning: comparison of integers of different signs: 'int' and 'unsigned int' [-Wsign-compare]
for(j=0;j<ichunk;++j)
~^~~~~~~
speex_resampler/resample.c:949:20: warning: comparison of integers of different signs: 'int' and 'unsigned int' [-Wsign-compare]
for(j=0;j<ichunk;++j)
~^~~~~~~
speex_resampler/resample.c:1001:19: warning: comparison of integers of different signs: 'int' and 'unsigned int' [-Wsign-compare]
for(j=0;j<ichunk;++j)
~^~~~~~~
speex_resampler/resample.c:1008:19: warning: comparison of integers of different signs: 'int' and 'unsigned int' [-Wsign-compare]
for(j=0;j<ichunk;++j)
~^~~~~~~
speex_resampler/resample.c:1018:16: warning: comparison of integers of different signs: 'int' and 'unsigned int' [-Wsign-compare]
for (j=0;j<ochunk+omagic;++j)
~^~~~~~~~~~~~~~