Revert 59fb337 (-ffast-math)

It breaks intsimdmatrix_test.

Signed-off-by: Stefan Weil <[email protected]>

Author: stweil

src/arch/Makefile.am

@@ -22,15 +22,15 @@ noinst_LTLIBRARIES += libtesseract_arch.la
 libtesseract_arch_la_CPPFLAGS = $(AM_CPPFLAGS)
 if AVX_OPT
 libtesseract_arch_la_CPPFLAGS += -DAVX
-libtesseract_avx_la_CXXFLAGS = -ffast-math -mavx
+libtesseract_avx_la_CXXFLAGS = -mavx
 endif
 if AVX2_OPT
 libtesseract_arch_la_CPPFLAGS += -DAVX2
-libtesseract_avx2_la_CXXFLAGS = -ffast-math -mavx2
+libtesseract_avx2_la_CXXFLAGS = -mavx2
 endif
 if SSE41_OPT
 libtesseract_arch_la_CPPFLAGS += -DSSE4_1
-libtesseract_sse_la_CXXFLAGS = -ffast-math -msse4.1
+libtesseract_sse_la_CXXFLAGS = -msse4.1
 endif
 
 libtesseract_native_la_CXXFLAGS = -O3 -ffast-math