Module Name: src
Committed By: maya
Date: Fri Feb 22 18:17:23 UTC 2019
Modified Files:
src/lib/libm: Makefile
Log Message:
Default our libm to -frounding-math, if built with GCC.
The long-standing GCC default is to not respect rounding mode.
it looks like GCC 7 optimizes rint to a builtin, causing our few
rounding mode tests to fail.
Fixes PR port-amd64/54000: FP tests failing on amd64 since gcc7 import
To generate a diff of this commit:
cvs rdiff -u -r1.205 -r1.206 src/lib/libm/Makefile
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/lib/libm/Makefile
diff -u src/lib/libm/Makefile:1.205 src/lib/libm/Makefile:1.206
--- src/lib/libm/Makefile:1.205 Wed Nov 7 04:00:12 2018
+++ src/lib/libm/Makefile Fri Feb 22 18:17:22 2019
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.205 2018/11/07 04:00:12 riastradh Exp $
+# $NetBSD: Makefile,v 1.206 2019/02/22 18:17:22 maya Exp $
#
# @(#)Makefile 5.1beta 93/09/24
#
@@ -14,6 +14,7 @@
#
NOSANITIZER= # defined
+COPTS+= ${${ACTIVE_CC} == "gcc":? -frounding-math :}
#
# There are two options in making libm at fdlibm compile time:
