Darwin : Update libtool and dependencies for Darwin20 [PR97865]

[thirdparty/gcc.git] / libatomic / configure

diff --git a/libatomic/configure b/libatomic/configure
index 5fd4ea364c06bbb763d7f0091c1114f430a4ad45..50fe5480b78c516531bdb000c748a2f16f3e1115 100755 (executable)
--- a/libatomic/configure
+++ b/libatomic/configure
@@ -7590,23 +7590,25 @@ _LT_EOF
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ld_force_load" >&5
 $as_echo "$lt_cv_ld_force_load" >&6; }
-    case $host_os in
-    rhapsody* | darwin1.[012])
+    # Allow for Darwin 4-7 (macOS 10.0-10.3) although these are not expect to
+    # build without first building modern cctools / linker.
+    case $host_cpu-$host_os in
+    *-rhapsody* | *-darwin1.[012])
       _lt_dar_allow_undefined='${wl}-undefined ${wl}suppress' ;;
-    darwin1.*)
+    *-darwin1.*)
       _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
-    darwin*) # darwin 5.x on
-      # if running on 10.5 or later, the deployment target defaults
-      # to the OS version, if on x86, and 10.4, the deployment
-      # target defaults to 10.4. Don't you love it?
-      case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
-       10.0,*86*-darwin8*|10.0,*-darwin[91]*)
-         _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
+    *-darwin*)
+      # darwin 5.x (macOS 10.1) onwards we only need to adjust when the
+      # deployment target is forced to an earlier version.
+      case ${MACOSX_DEPLOYMENT_TARGET-UNSET},$host in
+       UNSET,*-darwin[89]*|UNSET,*-darwin[12][0123456789]*)
+         ;;
        10.[012][,.]*)
-         _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
-       10.*)
-         _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
-      esac
+         _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress'
+         ;;
+       *)
+         ;;
+     esac
     ;;
   esac
     if test "$lt_cv_apple_cc_single_mod" = "yes"; then
@@ -11388,7 +11390,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11391 "configure"
+#line 11393 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11494,7 +11496,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11497 "configure"
+#line 11499 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H