libphobos: Remove GDCFLAGSX variable from configure scripts.

Always run testsuite with same GDCFLAGS as used in build.

libphobos/ChangeLog:

	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* configure.ac: Remove GDCFLAGSX.
	* libdruntime/Makefile.in: Regenerate.
	* src/Makefile.in: Regenerate.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/testsuite_flags.in: Use GDCFLAGS in --gdcflags.
	* testsuite/libphobos.thread/fiber_guard_page.d: Test using -O0.

libphobos/Makefile.in

@@ -230,7 +230,6 @@ EXEEXT = @EXEEXT@
 FGREP = @FGREP@
 GDC = @GDC@
 GDCFLAGS = @GDCFLAGS@
-GDCFLAGSX = @GDCFLAGSX@
 GREP = @GREP@
 INSTALL = @INSTALL@
 INSTALL_DATA = @INSTALL_DATA@

libphobos/configure

@@ -634,7 +634,6 @@ am__EXEEXT_TRUE
 LTLIBOBJS
 LIBOBJS
 WARN_DFLAGS
-GDCFLAGSX
 libtool_VERSION
 SPEC_PHOBOS_DEPS
 CHECKING_DFLAGS
@@ -11650,7 +11649,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11653 "configure"
+#line 11652 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11756,7 +11755,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11759 "configure"
+#line 11758 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -15433,11 +15432,6 @@ if test -z "$GDCFLAGS"; then
 fi
 
 
-if test -z "$GDCFLAGSX"; then
-    GDCFLAGSX="-g"
-fi
-
-
 WARN_DFLAGS="-Wall $WERROR_FLAG"
 
 

libphobos/configure.ac

@@ -256,11 +256,6 @@ if test -z "$GDCFLAGS"; then
 fi
 AC_SUBST(GDCFLAGS)
 
-if test -z "$GDCFLAGSX"; then
-    GDCFLAGSX="-g"
-fi
-AC_SUBST(GDCFLAGSX)
-
 WARN_DFLAGS="-Wall $WERROR_FLAG"
 AC_SUBST(WARN_DFLAGS)
 

libphobos/libdruntime/Makefile.in

@@ -596,7 +596,6 @@ EXEEXT = @EXEEXT@
 FGREP = @FGREP@
 GDC = @GDC@
 GDCFLAGS = @GDCFLAGS@
-GDCFLAGSX = @GDCFLAGSX@
 GREP = @GREP@
 INSTALL = @INSTALL@
 INSTALL_DATA = @INSTALL_DATA@

libphobos/src/Makefile.in

@@ -346,7 +346,6 @@ EXEEXT = @EXEEXT@
 FGREP = @FGREP@
 GDC = @GDC@
 GDCFLAGS = @GDCFLAGS@
-GDCFLAGSX = @GDCFLAGSX@
 GREP = @GREP@
 INSTALL = @INSTALL@
 INSTALL_DATA = @INSTALL_DATA@

libphobos/testsuite/Makefile.in

@@ -174,7 +174,6 @@ EXEEXT = @EXEEXT@
 FGREP = @FGREP@
 GDC = @GDC@
 GDCFLAGS = @GDCFLAGS@
-GDCFLAGSX = @GDCFLAGSX@
 GREP = @GREP@
 INSTALL = @INSTALL@
 INSTALL_DATA = @INSTALL_DATA@

libphobos/testsuite/libphobos.thread/fiber_guard_page.d

+// { dg-options "-O0" }
 // { dg-shouldfail "segv or bus error" }
 import core.thread;
 import core.sys.posix.sys.mman;

libphobos/testsuite/testsuite_flags.in

@@ -28,7 +28,7 @@ case ${query} in
       ;;
     --gdcflags)
       GDCFLAGS_default="-fmessage-length=0 -fno-show-column"
-      GDCFLAGS_config="@WARN_DFLAGS@ @GDCFLAGSX@ -fno-release -funittest"
+      GDCFLAGS_config="@WARN_DFLAGS@ @GDCFLAGS@ -fno-release -funittest"
       echo ${GDCFLAGS_default} ${GDCFLAGS_config}
       ;;
     --gdcpaths)