msvcr120: Don't modify fenv_t members in math functions.

Signed-off-by: Piotr Caban <piotr@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

msvcr120: Don't modify fenv_t members in math functions.
593ddf0b · Piotr Caban · Alexandre Julliard · 0f721c2f · 593ddf0b
Commit 593ddf0b authored May 13, 2021 by Piotr Caban Committed by Alexandre Julliard May 13, 2021
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math.c dlls/msvcrt/math.c +4 -22

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--- a/dlls/msvcrt/math.c
+++ b/dlls/msvcrt/math.c
@@ -4750,12 +4750,8 @@ double CDECL acosh(double x)
 {
    if (x < 1)
    {
-        fenv_t env;
-
        *_errno() = EDOM;
-        fegetenv(&env);
-        env._Fe_stat |= FE_INVALID;
-        fesetenv(&env);
+        feraiseexcept(FE_INVALID);
        return NAN;
    }
    return unix_funcs->acosh( x );
@@ -4768,12 +4764,8 @@ float CDECL acoshf(float x)
 {
    if (x < 1)
    {
-        fenv_t env;
-
        *_errno() = EDOM;
-        fegetenv(&env);
-        env._Fe_stat |= FE_INVALID;
-        fesetenv(&env);
+        feraiseexcept(FE_INVALID);
        return NAN;
    }
    return unix_funcs->acoshf( x );
@@ -4787,14 +4779,9 @@ double CDECL atanh(double x)
    double ret;

    if (x > 1 || x < -1) {
-        fenv_t env;
-
        *_errno() = EDOM;
-
        /* on Linux atanh returns -NAN in this case */
-        fegetenv(&env);
-        env._Fe_stat |= FE_INVALID;
-        fesetenv(&env);
+        feraiseexcept(FE_INVALID);
        return NAN;
    }
    ret = unix_funcs->atanh( x );
@@ -4811,13 +4798,8 @@ float CDECL atanhf(float x)
    float ret;

    if (x > 1 || x < -1) {
-        fenv_t env;
-
        *_errno() = EDOM;
-
-        fegetenv(&env);
-        env._Fe_stat |= FE_INVALID;
-        fesetenv(&env);
+        feraiseexcept(FE_INVALID);
        return NAN;
    }