Fix interlibrary dependencies in target shared library builds

gcc/configure

Index: gcc/configure
diff --git a/gcc/configure b/gcc/configure
index 21530e9d1605dd8d44706f33117abd80be133236..b008dc317ec6f56b48d5f743014a9f1e39249ef2 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -14511,13 +14511,13 @@ if test "${lt_cv_nm_interface+set}" = set; then
 else
   lt_cv_nm_interface="BSD nm"
   echo "int some_variable = 0;" > conftest.$ac_ext
-  (eval echo "\"\$as_me:14512: $ac_compile\"" >&5)
+  (eval echo "\"\$as_me:14514: $ac_compile\"" >&5)
   (eval "$ac_compile" 2>conftest.err)
   cat conftest.err >&5
-  (eval echo "\"\$as_me:14515: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
+  (eval echo "\"\$as_me:14517: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
   (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
   cat conftest.err >&5
-  (eval echo "\"\$as_me:14518: output\"" >&5)
+  (eval echo "\"\$as_me:14520: output\"" >&5)
   cat conftest.out >&5
   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
     lt_cv_nm_interface="MS dumpbin"
@@ -14933,7 +14933,7 @@ freebsd* | dragonfly*)
   fi
   ;;
 
-gnu*)
+gnu* | nacl*)
   lt_cv_deplibs_check_method=pass_all
   ;;
 
@@ -15674,7 +15674,7 @@ ia64-*-hpux*)
   ;;
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 15675 "configure"' > conftest.$ac_ext
+  echo '#line 15677 "configure"' > conftest.$ac_ext
   if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
@@ -16973,11 +16973,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:16974: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:16976: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:16978: \$? = $ac_status" >&5
+   echo "$as_me:16980: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -17312,11 +17312,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:17313: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:17315: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:17317: \$? = $ac_status" >&5
+   echo "$as_me:17319: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -17417,11 +17417,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:17418: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:17420: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:17422: \$? = $ac_status" >&5
+   echo "$as_me:17424: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -17472,11 +17472,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:17473: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:17475: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:17477: \$? = $ac_status" >&5
+   echo "$as_me:17479: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -19251,6 +19251,21 @@ linux*oldld* | linux*aout* | linux*coff*)
   dynamic_linker=no
   ;;
 
+nacl*)
+  version_type=linux
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+
+  # This implies no fast_install, which is unacceptable.
+  # Some rework will be needed to allow for fast_install
+  # before this can be enabled.
+  hardcode_into_libs=yes
+  ;;
+
 # This must be Linux ELF.
 linux* | k*bsd*-gnu | kopensolaris*-gnu)
   version_type=linux
@@ -20284,7 +20299,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 20285 "configure"
+#line 20302 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -20380,7 +20395,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 20381 "configure"
+#line 20398 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -22077,7 +22092,7 @@ foo:	.long	25
 	tls_first_major=2
 	tls_first_minor=17
 	;;
-  i[34567]86-*-*)
+  i[34567]86*-*-*)
     conftest_s='
 	.section ".tdata","awT",@progbits
 foo:	.long	25
@@ -22775,7 +22790,7 @@ _ACEOF
 fi
     ;;
 
-  i[34567]86-*-* | x86_64-*-*)
+  i[34567]86*-*-* | x86_64-*-*)
     case $target_os in
       cygwin* | pe | mingw32*)
 	# Used for DWARF 2 in PE