- Fix configure on OSX

git-svn-id: https://openmodelica.org/svn/OpenModelica/trunk@5826 f25d12d1-65f4-0310-ae8a-bbce733d8d8e

configure

@@ -607,7 +607,6 @@ CPPFLAGS
 LDFLAGS
 CFLAGS
 CC
-FPUFLAGS
 EXE
 QMAKE
 LIBSENDDATA_LDFLAGS
@@ -2182,11 +2181,14 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 
-
 
 
 if test -z "$CFLAGS"; then
-CFLAGS=" "
+if  test "Darwin" = `uname`; then
+CFLAGS="-O3"
+else
+CFLAGS="-O3 -march=native"
+fi
 fi
 
 ac_ext=c
@@ -3307,36 +3309,10 @@ rm -f conftest.l $LEX_OUTPUT_ROOT.c
 
 fi
 
+if test "`uname -m`" = "x86_64" && "Darwin" != `uname`; then
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking CPU architecture" >&5
-$as_echo_n "checking CPU architecture... " >&6; }
-
-MARCH=`echo $CFLAGS | grep -- -march | sed 's/^.*-march=\(.*\) .*\$/\1/'`
-if test -n "$MARCH"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $MARCH" >&5
-$as_echo "$MARCH" >&6; }
-else
-  CFLAGS+=" -march=native"
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: -march=native" >&5
-$as_echo "-march=native" >&6; }
-fi
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking optimizations" >&5
-$as_echo_n "checking optimizations... " >&6; }
-
-OLEVEL=`echo $CFLAGS | grep -- -O | sed 's/^.*-O\(.\).*\$/\1/'`
-if test -n "$OLEVEL"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: -O$OLEVEL" >&5
-$as_echo "-O$OLEVEL" >&6; }
-else
-  CFLAGS="-O3 $CFLAGS"
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: -O3" >&5
-$as_echo "-O3" >&6; }
-fi
-
-if test "`uname -m`" = "x86_64"; then
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking 64-bit CFLAGS" >&5
-$as_echo_n "checking 64-bit CFLAGS... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking x86_64 CFLAGS" >&5
+$as_echo_n "checking x86_64 CFLAGS... " >&6; }
 
 if echo $CFLAGS | grep -q -- -fPIC; then
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: already got -fPIC" >&5

configure.in

@@ -33,18 +33,22 @@ AC_SUBST(EXE)
 
 dnl Disables the default CFLAGS="-g -O2"
 if test -z "$CFLAGS"; then
+if  test "Darwin" = `uname`; then
+CFLAGS="-O3"
+else
 CFLAGS="-O3 -march=native"
 fi
+fi
 
 dnl Checks for programs.
 AC_PROG_CC
 AC_PROG_CPP
 AC_PROG_MAKE_SET
 AC_PROG_LEX
 
-if test "`uname -m`" = "x86_64"; then
+if test "`uname -m`" = "x86_64" && "Darwin" != `uname`; then
 
-AC_MSG_CHECKING([64-bit CFLAGS])
+AC_MSG_CHECKING([x86_64 CFLAGS])
 
 if echo $CFLAGS | grep -q -- -fPIC; then
   AC_MSG_RESULT([already got -fPIC])