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authorManuel A. Fernandez Montecelo <manuel.montezelo@gmail.com>2016-05-27 14:35:40 +0100
committerManuel A. Fernandez Montecelo <manuel.montezelo@gmail.com>2016-05-27 14:35:40 +0100
commitb1de003dac299705a7f01c997d2b866bafe39926 (patch)
tree1cc16a3877e945116387a380f7f3023f81fa36e4 /tests/nan.h
parent752fd7247bc223bcea35bd89cf56d1c08ead9ba6 (diff)
parent3590c846d4c2febbc05b4ad6b14a06edc549e453 (diff)
Merge tag 'upstream/0.9.6+really0.9.6'
Upstream version 0.9.6+really0.9.6
Diffstat (limited to 'tests/nan.h')
-rw-r--r--tests/nan.h22
1 files changed, 16 insertions, 6 deletions
diff --git a/tests/nan.h b/tests/nan.h
index 611eed3e..9f6819c3 100644
--- a/tests/nan.h
+++ b/tests/nan.h
@@ -1,5 +1,5 @@
/* Macros for not-a-number.
- Copyright (C) 2007-2010 Free Software Foundation, Inc.
+ Copyright (C) 2007-2015 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -17,8 +17,9 @@
/* NaNf () returns a 'float' not-a-number. */
-/* The Compaq (ex-DEC) C 6.4 compiler chokes on the expression 0.0 / 0.0. */
-#ifdef __DECC
+/* The Compaq (ex-DEC) C 6.4 compiler and the Microsoft MSVC 9 compiler choke
+ on the expression 0.0 / 0.0. */
+#if defined __DECC || defined _MSC_VER
static float
NaNf ()
{
@@ -32,8 +33,9 @@ NaNf ()
/* NaNd () returns a 'double' not-a-number. */
-/* The Compaq (ex-DEC) C 6.4 compiler chokes on the expression 0.0 / 0.0. */
-#ifdef __DECC
+/* The Compaq (ex-DEC) C 6.4 compiler and the Microsoft MSVC 9 compiler choke
+ on the expression 0.0 / 0.0. */
+#if defined __DECC || defined _MSC_VER
static double
NaNd ()
{
@@ -48,13 +50,21 @@ NaNd ()
/* NaNl () returns a 'long double' not-a-number. */
/* On Irix 6.5, gcc 3.4.3 can't compute compile-time NaN, and needs the
- runtime type conversion. */
+ runtime type conversion.
+ The Microsoft MSVC 9 compiler chokes on the expression 0.0L / 0.0L. */
#ifdef __sgi
static long double NaNl ()
{
double zero = 0.0;
return zero / zero;
}
+#elif defined _MSC_VER
+static long double
+NaNl ()
+{
+ static long double zero = 0.0L;
+ return zero / zero;
+}
#else
# define NaNl() (0.0L / 0.0L)
#endif