msvcrt: Correct atan/exp/tanh errno setting.

e95dbb3b · Zheng Chen · Alexandre Julliard · 1b93c010 · e95dbb3b
Commit e95dbb3b authored Mar 24, 2015 by Zheng Chen Committed by Alexandre Julliard Mar 25, 2015
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math.c dlls/msvcrt/math.c +3 -3

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--- a/dlls/msvcrt/math.c
+++ b/dlls/msvcrt/math.c
@@ -363,7 +363,7 @@ double CDECL MSVCRT_asin( double x )
 */
 double CDECL MSVCRT_atan( double x )
 {
-  if (!isfinite(x)) *MSVCRT__errno() = MSVCRT_EDOM;
+  if (isnan(x)) *MSVCRT__errno() = MSVCRT_EDOM;
  return atan(x);
 }

@@ -399,7 +399,7 @@ double CDECL MSVCRT_cosh( double x )
 */
 double CDECL MSVCRT_exp( double x )
 {
-  if (!isfinite(x)) *MSVCRT__errno() = MSVCRT_EDOM;
+  if (isnan(x)) *MSVCRT__errno() = MSVCRT_EDOM;
  return exp(x);
 }

@@ -484,7 +484,7 @@ double CDECL MSVCRT_tan( double x )
 */
 double CDECL MSVCRT_tanh( double x )
 {
-  if (!isfinite(x)) *MSVCRT__errno() = MSVCRT_EDOM;
+  if (isnan(x)) *MSVCRT__errno() = MSVCRT_EDOM;
  return tanh(x);
 }