From fca4e6c8f85efd294ea3087c9c40a75b2e5b3fb3 Mon Sep 17 00:00:00 2001
From: Enji Cooper <ngie@FreeBSD.org>
Date: Fri, 22 Apr 2016 21:32:01 +0000
Subject: [PATCH] MFC r297836:

Fix appending -O0 to CFLAGS

The previous method would completely nerf CFLAGS once bsd.progs.mk had
recursed into the per-PROG logic and make the CFLAGS for tap testcases
to -O0, instead of appending to CFLAGS for all of the tap testcases.
---
 lib/msun/tests/Makefile | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/msun/tests/Makefile b/lib/msun/tests/Makefile
index 2561ef78ac0f..a82f29f71db4 100644
--- a/lib/msun/tests/Makefile
+++ b/lib/msun/tests/Makefile
@@ -58,9 +58,9 @@ TAP_TESTS_C+=	next_test
 TAP_TESTS_C+=	rem_test
 TAP_TESTS_C+=	trig_test
 
-.for t in ${TAP_TESTS_C}
-CFLAGS.$t+=	-O0
-.endfor
+.if !empty(PROG) && !empty(TAP_TESTS_C:M${PROG})
+CFLAGS+=	-O0
+.endif
 
 CSTD=		c99