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Check CXXFLAGS, instead of CFLAGS, for NO_PIE_CFLAGS 

* configure.ac (NO_PIE_CFLAGS): Check CXXFLAGS instead of CFLAGS.
	* configure: Regenerated.

From-SVN: r223899
This commit is contained in:
H.J. Lu 2015-05-31 12:06:06 +00:00 committed by H.J. Lu
parent 60b9209717
commit fee22a8053
3 changed files with 11 additions and 6 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2015-05-31 H.J. Lu <hongjiu.lu@intel.com>
* configure.ac (NO_PIE_CFLAGS): Check CXXFLAGS instead of CFLAGS.
* configure: Regenerated.
2015-05-31 Mikhail Maltsev <maltsevm@gmail.com>
* config/cris/cris.h (CRIS_ARCH_CPP_DEFAULT): Fix C++11 compatibility

6
gcc/configure vendored
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@ -28728,8 +28728,8 @@ $as_echo_n "checking for -fno-PIE option... " >&6; }
if test "${gcc_cv_c_no_fpie+set}" = set; then :
$as_echo_n "(cached) " >&6
else
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -fno-PIE"
saved_CXXFLAGS="$CXXFLAGS"
CXXFLAGS="$CXXFLAGS -fno-PIE"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
int main(void) {return 0;}
@ -28740,7 +28740,7 @@ else
gcc_cv_c_no_fpie=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$saved_CFLAGS"
CXXFLAGS="$saved_CXXFLAGS"
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_c_no_fpie" >&5
$as_echo "$gcc_cv_c_no_fpie" >&6; }

6
gcc/configure.ac
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@ -5834,12 +5834,12 @@ AC_SUBST([enable_default_pie])
# Check if -fno-PIE works.
AC_CACHE_CHECK([for -fno-PIE option],
[gcc_cv_c_no_fpie],
[saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -fno-PIE"
[saved_CXXFLAGS="$CXXFLAGS"
CXXFLAGS="$CXXFLAGS -fno-PIE"
AC_COMPILE_IFELSE([int main(void) {return 0;}],
[gcc_cv_c_no_fpie=yes],
[gcc_cv_c_no_fpie=no])
CFLAGS="$saved_CFLAGS"])
CXXFLAGS="$saved_CXXFLAGS"])
if test "$gcc_cv_c_no_fpie" = "yes"; then
NO_PIE_CFLAGS="-fno-PIE"
fi