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authorSteve Hay <SteveHay@planit.com>2005-06-20 09:30:23 +0000
committerSteve Hay <SteveHay@planit.com>2005-06-20 09:30:23 +0000
commitc9be5486593f0ddc941cf3c595bcc9bd8b4c00b5 (patch)
tree34034bf6a26e58834f600c559f898a3981d861b9 /win32/config_H.gc
parent1a88dbf8b5ea6acd4815e4f2fd62bf75af80f078 (diff)
downloadperl-c9be5486593f0ddc941cf3c595bcc9bd8b4c00b5.tar.gz
Support NV_ZERO_IS_ALLBITS_ZERO on Win32 (re: change 24898)
The try.c test program added to Configure by change 24898 outputs "Yes" using each of VC++, GCC and BCC32, so here goes... p4raw-id: //depot/perl@24905
Diffstat (limited to 'win32/config_H.gc')
-rw-r--r--win32/config_H.gc5
1 files changed, 5 insertions, 0 deletions
diff --git a/win32/config_H.gc b/win32/config_H.gc
index 7511a0052b..56ab22a174 100644
--- a/win32/config_H.gc
+++ b/win32/config_H.gc
@@ -3222,6 +3222,10 @@
* This symbol contains the number of bits a variable of type NVTYPE
* can preserve of a variable of type UVTYPE.
*/
+/* NV_ZERO_IS_ALLBITS_ZERO
+ * This symbol, if defined, indicates that a variable of type NVTYPE
+ * stores 0.0 in memory as all bits zero.
+ */
#define IVTYPE long /**/
#define UVTYPE unsigned long /**/
#define I8TYPE char /**/
@@ -3250,6 +3254,7 @@
#define NVSIZE 8 /**/
#define NV_PRESERVES_UV
#define NV_PRESERVES_UV_BITS 32
+#define NV_ZERO_IS_ALLBITS_ZERO
/* IVdf:
* This symbol defines the format string used for printing a Perl IV