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-rw-r--r--src/lib/gamma-helper.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/lib/gamma-helper.c b/src/lib/gamma-helper.c
index e1386e0..31ba3fc 100644
--- a/src/lib/gamma-helper.c
+++ b/src/lib/gamma-helper.c
@@ -55,7 +55,7 @@ static inline uint64_t float_to_64(float value)
{
/* XXX Which is faster? */
-#ifdef HAVE_INT128
+#if defined(HAVE_INT128) && __WORDSIZE == 64
/* `__int128` is a GNU C extension, which
(because it is not ISO C) emits a warning
under -pedantic. */
@@ -121,7 +121,7 @@ static inline uint64_t double_to_64(double value)
{
/* XXX Which is faster? */
-#ifdef HAVE_INT128
+#if defined(HAVE_INT128) && __WORDSIZE == 64
/* `__int128` is a GNU C extension, which
(because it is not ISO C) emits a warning
under -pedantic. */