From cecd06a9eabc373253e9e268989796eea088ffa2 Mon Sep 17 00:00:00 2001
From: Johannes Pfau <johannespfau@gmail.com>
Date: Thu, 25 Apr 2019 11:22:27 +0000
Subject: [PATCH] D: Do not add target_libs if phobos is disabled

From-SVN: r270571
---
 gcc/d/ChangeLog      |  4 ++++
 gcc/d/config-lang.in | 20 +++++++++++++++++++-
 2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/gcc/d/ChangeLog b/gcc/d/ChangeLog
index a0a3266f1a2..d5b53679c8c 100644
--- a/gcc/d/ChangeLog
+++ b/gcc/d/ChangeLog
@@ -1,3 +1,7 @@
+2019-04-25  Johannes Pfau  <johannespfau@gmail.com>
+
+	* config-lang.in: Do not add target_libs if phobos is disabled.
+
 2019-04-23  Iain Buclaw  <ibuclaw@gdcproject.org>
 	    Robin Dapp  <rdapp@linux.ibm.com>
 
diff --git a/gcc/d/config-lang.in b/gcc/d/config-lang.in
index 3fe1ac42f92..a3f78c7e6f9 100644
--- a/gcc/d/config-lang.in
+++ b/gcc/d/config-lang.in
@@ -25,7 +25,25 @@ language="d"
 
 compilers="d21\$(exeext)"
 
-target_libs="target-libphobos target-zlib target-libbacktrace"
+phobos_target_deps="target-zlib target-libbacktrace"
+phobos_target_libs="target-libphobos $phobos_target_deps"
+
+case "${noconfigdirs}" in
+  # Check if phobos was disabled as unsupported
+  *target-libphobos*)
+    disabled_target_libs="$disabled_target_libs $phobos_target_deps"
+    ;;
+  *)
+    # The --disable-<component> handler in configure.ac is called after
+    # config-lang.in. So when using --disable-libphobos, it has not been
+    # added to noconfigdirs here yet
+    if test x${enable_libphobos} != xno; then
+      target_libs="$phobos_target_libs"
+    else
+      disabled_target_libs="$disabled_target_libs $phobos_target_libs"
+    fi
+    ;;
+esac
 
 gtfiles="\$(srcdir)/d/d-tree.h \$(srcdir)/d/d-builtins.cc \$(srcdir)/d/d-lang.cc \$(srcdir)/d/modules.cc \$(srcdir)/d/typeinfo.cc"
 
-- 
2.30.2