From: Szabolcs Nagy <nsz@port70.net>
Date: Mon, 10 Sep 2018 19:06:21 +0000 (+0000)
Subject: fix fesetround error checking
X-Git-Tag: v1.1.21~65
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=7b384c42b73ca1a1e150b3f255990ec53cedec60;p=oweals%2Fmusl.git

fix fesetround error checking

Rounding modes are not bit flags, but arbitrary non-negative integers.
---

diff --git a/src/fenv/fesetround.c b/src/fenv/fesetround.c
index 50e58f11..4e2f164d 100644
--- a/src/fenv/fesetround.c
+++ b/src/fenv/fesetround.c
@@ -7,18 +7,17 @@ hidden int __fesetround(int);
 
 int fesetround(int r)
 {
-	if (r & ~(
-		FE_TONEAREST
+	if (r != FE_TONEAREST
 #ifdef FE_DOWNWARD
-		|FE_DOWNWARD
+		&& r != FE_DOWNWARD
 #endif
 #ifdef FE_UPWARD
-		|FE_UPWARD
+		&& r != FE_UPWARD
 #endif
 #ifdef FE_TOWARDZERO
-		|FE_TOWARDZERO
+		&& r != FE_TOWARDZERO
 #endif
-		))
+	)
 		return -1;
 	return __fesetround(r);
 }