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authorDamien George <damien.p.george@gmail.com>2017-04-06 17:27:33 +1000
committerDamien George <damien.p.george@gmail.com>2017-04-12 13:38:17 +1000
commita73501b1d63e5240cbced95b884383b79f5d6efd (patch)
treed8ce111a693639cb608a3e965fb4ee376421b32d /py/mpconfig.h
parent816413e4b20ccd463321558458bb63c310712bca (diff)
py/objfloat: Add implementation of high-quality float hashing.
Disabled by default.
Diffstat (limited to 'py/mpconfig.h')
-rw-r--r--py/mpconfig.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/py/mpconfig.h b/py/mpconfig.h
index 06c19f72b..05cb5daaf 100644
--- a/py/mpconfig.h
+++ b/py/mpconfig.h
@@ -548,6 +548,12 @@ typedef double mp_float_t;
#define MICROPY_PY_BUILTINS_COMPLEX (MICROPY_PY_BUILTINS_FLOAT)
#endif
+// Whether to provide a high-quality hash for float and complex numbers.
+// Otherwise the default is a very simple but correct hashing function.
+#ifndef MICROPY_FLOAT_HIGH_QUALITY_HASH
+#define MICROPY_FLOAT_HIGH_QUALITY_HASH (0)
+#endif
+
// Enable features which improve CPython compatibility
// but may lead to more code size/memory usage.
// TODO: Originally intended as generic category to not