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-rw-r--r--libguile/ChangeLog4
-rw-r--r--libguile/numbers.c7
2 files changed, 11 insertions, 0 deletions
diff --git a/libguile/ChangeLog b/libguile/ChangeLog
index 2424d5fb2..525562c39 100644
--- a/libguile/ChangeLog
+++ b/libguile/ChangeLog
@@ -1,3 +1,7 @@
+2002-08-29 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+
+ * numbers.c (scm_make_real): prevent reordering of statements
+
2002-08-27 Han-Wen Nienhuys <hanwen@cs.uu.nl>
* eval.h: prepend libguile/ to include path
diff --git a/libguile/numbers.c b/libguile/numbers.c
index 53a40a0bd..ebdacdc8f 100644
--- a/libguile/numbers.c
+++ b/libguile/numbers.c
@@ -3015,6 +3015,13 @@ scm_make_real (double x)
{
SCM z;
z = scm_double_cell (scm_tc16_real, 0, 0, 0);
+
+ /*
+ scm_double_cell is inlined. strict C aliasing rules say that it's
+ OK to interchange the initialization above and the one below. We
+ don't want that, of course.
+ */
+ scm_remember_1 (z);
SCM_REAL_VALUE (z) = x;
return z;
}