[binutils-gdb] Add D front-end, libphobos library, and D2 testsuite.

[binutils-gdb] Add D front-end, libphobos library, and D2 testsuite.

[Alan Modra]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=b63eb8bc8c6566314ee5fe2e054ae0685a8b12c0

commit b63eb8bc8c6566314ee5fe2e054ae0685a8b12c0
Author: Iain Buclaw <ibuclaw@gcc.gnu.org>
Date:   Mon Aug 7 13:07:28 2023 +0200

    Add D front-end, libphobos library, and D2 testsuite.
    
            * config-ml.in: Treat GDC and GDCFLAGS like other compiler/flag
            environment variables.
    
    Cherry picked from GCC commit b4c522fabd0df7be08882d2207df8b2765026110

Diff:
---
 config-ml.in | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/config-ml.in b/config-ml.in
index 9177fe63fbb..1c66748b65f 100644
--- a/config-ml.in
+++ b/config-ml.in
@@ -510,6 +510,7 @@ multi-do:
 				prefix="$(prefix)" \
 				exec_prefix="$(exec_prefix)" \
 				GOCFLAGS="$(GOCFLAGS) $${flags}" \
+				GDCFLAGS="$(GDCFLAGS) $${flags}" \
 				CXXFLAGS="$(CXXFLAGS) $${flags}" \
 				LIBCFLAGS="$(LIBCFLAGS) $${flags}" \
 				LIBCXXFLAGS="$(LIBCXXFLAGS) $${flags}" \
@@ -741,7 +742,7 @@ if [ -n "${multidirs}" ] && [ -z "${ml_norecursion}" ]; then
         break
       fi
     done
-    ml_config_env='CC="${CC_}$flags" CXX="${CXX_}$flags" F77="${F77_}$flags" GFORTRAN="${GFORTRAN_}$flags" GOC="${GOC_}$flags"'
+    ml_config_env='CC="${CC_}$flags" CXX="${CXX_}$flags" F77="${F77_}$flags" GFORTRAN="${GFORTRAN_}$flags" GOC="${GOC_}$flags" GDC="${GDC_}$flags"'
 
     if [ "${with_target_subdir}" = "." ]; then
 	CC_=$CC' '
@@ -749,6 +750,7 @@ if [ -n "${multidirs}" ] && [ -z "${ml_norecursion}" ]; then
 	F77_=$F77' '
 	GFORTRAN_=$GFORTRAN' '
 	GOC_=$GOC' '
+	GDC_=$GDC' '
     else
 	# Create a regular expression that matches any string as long
 	# as ML_POPDIR.
@@ -813,6 +815,18 @@ if [ -n "${multidirs}" ] && [ -z "${ml_norecursion}" ]; then
 	  esac
 	done
 
+	GDC_=
+	for arg in ${GDC}; do
+	  case $arg in
+	  -[BIL]"${ML_POPDIR}"/*)
+	    GDC_="${GDC_}"`echo "X${arg}" | sed -n "s/X\\(-[BIL]${popdir_rx}\\).*/\\1/p"`/${ml_dir}`echo "X${arg}" | sed -n "s/X-[BIL]${popdir_rx}\\(.*\\)/\\1/p"`' ' ;;
+	  "${ML_POPDIR}"/*)
+	    GDC_="${GDC_}"`echo "X${arg}" | sed -n "s/X\\(${popdir_rx}\\).*/\\1/p"`/${ml_dir}`echo "X${arg}" | sed -n "s/X${popdir_rx}\\(.*\\)/\\1/p"`' ' ;;
+	  *)
+	    GDC_="${GDC_}${arg} " ;;
+	  esac
+	done
+
 	if test "x${LD_LIBRARY_PATH+set}" = xset; then
 	  LD_LIBRARY_PATH_=
 	  for arg in `echo "$LD_LIBRARY_PATH" | tr ':' ' '`; do