From c195cb021ead7de765a0b37f5ab793802be46731 Mon Sep 17 00:00:00 2001
From: Jakob Kaivo <jkk@ung.org>
Date: Fri, 7 Jun 2024 14:05:47 -0400
Subject: track valid exception flags when calling fegetexceptflag() and check
 when calling fesetexceptflag()

---
 src/fenv/fesetexceptflag.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src/fenv/fesetexceptflag.c')

diff --git a/src/fenv/fesetexceptflag.c b/src/fenv/fesetexceptflag.c
index a68903f2..4c50a76d 100644
--- a/src/fenv/fesetexceptflag.c
+++ b/src/fenv/fesetexceptflag.c
@@ -4,9 +4,9 @@
 int fesetexceptflag(const fexcept_t *flagp, int excepts)
 {
 	SIGNAL_SAFE(0);
-	ASSERT_PREV_FEXCEPT(flagp, excepts);
 	ASSERT_VALID_EXCEPTION_MASK(excepts);
-	(void)flagp; (void)excepts;
+	ASSERT_PREV_FEXCEPT(flagp, excepts);
+	flagp->__impl->set |= excepts;
 	return 0;
 }
 
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