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authorEric van Gyzen <vangyzen@FreeBSD.org>2019-02-01 23:15:54 +0000
committerDimitry Andric <dim@FreeBSD.org>2021-04-15 18:51:18 +0000
commite7cc5cda88f079b80636aa7f71b0fc671701f77d (patch)
treec9d200f9783e823d22a03a7ff137d66c9465b51e
parentb582d1422b4db6c22ff061a32257a83405d06cc9 (diff)
downloadsrc-e7cc5cda88f079b80636aa7f71b0fc671701f77d.tar.gz
src-e7cc5cda88f079b80636aa7f71b0fc671701f77d.zip
libm: squelch -Woverflow from gcc6
Sponsored by: Dell EMC Isilon (cherry picked from commit 50b06886a715d7be052e1742f7d11ce82928f134)
-rw-r--r--lib/msun/Makefile9
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/msun/Makefile b/lib/msun/Makefile
index 9b72bfa63a71..6ad0e0e5c428 100644
--- a/lib/msun/Makefile
+++ b/lib/msun/Makefile
@@ -108,6 +108,15 @@ COMMON_SRCS+= catrigl.c \
s_nextafterl.c s_nexttoward.c s_remquol.c s_rintl.c s_roundl.c \
s_scalbnl.c s_sinl.c s_sincosl.c \
s_tanhl.c s_tanl.c s_truncl.c w_cabsl.c
+# Work around this warning from gcc 6:
+# lib/msun/ld80/e_powl.c:275:1: error: floating constant exceeds range of
+# 'long double' [-Werror=overflow]
+# if( y >= LDBL_MAX )
+# See also: https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=130067
+.include <bsd.compiler.mk>
+.if ${COMPILER_TYPE} == "gcc" && ${COMPILER_VERSION} >= 60000
+CFLAGS.e_powl.c+= -Wno-error=overflow
+.endif
.endif
# C99 complex functions