+AM_CFLAGS= -DNDEBUG
+
+# -DNLOG cuts absolutely all logs at compilation time.
+# -DNDEBUG cuts asserts and logs at "trace" and "debug" levels.
+
+# -g -ffast-math -funroll-loops -O3 -fno-strict-aliasing
+# Those should be added by configure when using gcc
+# fast-math is nasty when using IEEE floating point semantic
+# strict-aliasing breaks my type-punning bad habit.
+
+