From 6a346cc72dfaebfb747f929747840877636982d6 Mon Sep 17 00:00:00 2001 From: mquinson Date: Sat, 11 Apr 2009 23:12:05 +0000 Subject: [PATCH] do not use -ffast-math, it sometimes breaks lagrangian computations on 64bits git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/simgrid/simgrid/trunk@6236 48e7efb5-ca39-0410-a469-dd3cf9ba447f --- acmacro/compiler-flags.m4 | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/acmacro/compiler-flags.m4 b/acmacro/compiler-flags.m4 index 289fa44345..8a585c9200 100644 --- a/acmacro/compiler-flags.m4 +++ b/acmacro/compiler-flags.m4 @@ -72,7 +72,8 @@ AC_DEFUN([SG_COMPILE_FLAGS],[ *-O*) ;; *) optCFLAGS="$optCFLAGS -O3" ;; esac - optCFLAGS="$optCFLAGS -finline-functions -ffast-math -funroll-loops -fno-strict-aliasing" + optCFLAGS="$optCFLAGS -finline-functions -funroll-loops -fno-strict-aliasing" + # now that surf uses advanced maths in lagrangian, -ffast-math do break things GCC_VER=`gcc --version | head -n 1 | sed 's/^[^0-9]*\([^ ]*\).*$/\1/'` GCC_VER_MAJ=`echo $GCC_VER | sed 's/^\(.\).*$/\1/'` -- 2.20.1