acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Handle compilation failure in gcc_no_link path.

        * acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Handle compilation
        failure in gcc_no_link path.
        * configure: Rebuild.

From-SVN: r187102

1 files changed, 72 insertions, 8 deletions

diff --git a/libatomic/configure b/libatomic/configure
index db43ea1..1a08315 100755
--- a/libatomic/configure
+++ b/libatomic/configure
@@ -652,6 +652,7 @@ CCAS
 am__fastdepCC_FALSE
 am__fastdepCC_TRUE
 CCDEPMODE
+am__nodep
 AMDEPBACKSLASH
 AMDEP_FALSE
 AMDEP_TRUE
@@ -3037,11 +3038,11 @@ MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"}
 
 # We need awk for the "check" target.  The system "awk" is bad on
 # some platforms.
-# Always define AMTAR for backward compatibility.
+# Always define AMTAR for backward compatibility.  Yes, it's still used
+# in the wild :-(  We should find a proper way to deprecate it ...
+AMTAR='$${TAR-tar}'
 
-AMTAR=${AMTAR-"${am_missing_run}tar"}
-
-am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'
+am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'
 
 
 
@@ -3939,6 +3940,7 @@ fi
 if test "x$enable_dependency_tracking" != xno; then
   am_depcomp="$ac_aux_dir/depcomp"
   AMDEPBACKSLASH='\'
+  am__nodep='_no'
 fi
  if test "x$enable_dependency_tracking" != xno; then
   AMDEP_TRUE=
@@ -3963,6 +3965,7 @@ else
   # instance it was reported that on HP-UX the gcc test will end up
   # making a dummy file named `D' -- because `-MD' means `put the output
   # in D'.
+  rm -rf conftest.dir
   mkdir conftest.dir
   # Copy depcomp to subdir because otherwise we won't find it if we're
   # using a relative directory.
@@ -4022,7 +4025,7 @@ else
 	break
       fi
       ;;
-    msvisualcpp | msvcmsys)
+    msvc7 | msvc7msys | msvisualcpp | msvcmsys)
       # This compiler won't grok `-c -o', but also, the minuso test has
       # not run yet.  These depmodes are late enough in the game, and
       # so weak that their functioning should not be impacted.
@@ -4097,6 +4100,7 @@ else
   # instance it was reported that on HP-UX the gcc test will end up
   # making a dummy file named `D' -- because `-MD' means `put the output
   # in D'.
+  rm -rf conftest.dir
   mkdir conftest.dir
   # Copy depcomp to subdir because otherwise we won't find it if we're
   # using a relative directory.
@@ -4154,7 +4158,7 @@ else
 	break
       fi
       ;;
-    msvisualcpp | msvcmsys)
+    msvc7 | msvc7msys | msvisualcpp | msvcmsys)
       # This compiler won't grok `-c -o', but also, the minuso test has
       # not run yet.  These depmodes are late enough in the game, and
       # so weak that their functioning should not be impacted.
@@ -10998,7 +11002,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11001 "configure"
+#line 11005 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11104,7 +11108,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11107 "configure"
+#line 11111 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -12129,6 +12133,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_ldst_1=yes
         fi
+      else
+        eval libat_cv_have_at_ldst_1=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -12194,6 +12200,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_ldst_2=yes
         fi
+      else
+        eval libat_cv_have_at_ldst_2=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -12259,6 +12267,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_ldst_4=yes
         fi
+      else
+        eval libat_cv_have_at_ldst_4=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -12324,6 +12334,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_ldst_8=yes
         fi
+      else
+        eval libat_cv_have_at_ldst_8=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -12389,6 +12401,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_ldst_16=yes
         fi
+      else
+        eval libat_cv_have_at_ldst_16=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -12453,6 +12467,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_tas_1=yes
         fi
+      else
+        eval libat_cv_have_at_tas_1=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -12516,6 +12532,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_tas_2=yes
         fi
+      else
+        eval libat_cv_have_at_tas_2=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -12579,6 +12597,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_tas_4=yes
         fi
+      else
+        eval libat_cv_have_at_tas_4=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -12642,6 +12662,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_tas_8=yes
         fi
+      else
+        eval libat_cv_have_at_tas_8=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -12705,6 +12727,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_tas_16=yes
         fi
+      else
+        eval libat_cv_have_at_tas_16=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -12769,6 +12793,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_exch_1=yes
         fi
+      else
+        eval libat_cv_have_at_exch_1=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -12832,6 +12858,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_exch_2=yes
         fi
+      else
+        eval libat_cv_have_at_exch_2=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -12895,6 +12923,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_exch_4=yes
         fi
+      else
+        eval libat_cv_have_at_exch_4=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -12958,6 +12988,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_exch_8=yes
         fi
+      else
+        eval libat_cv_have_at_exch_8=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -13021,6 +13053,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_exch_16=yes
         fi
+      else
+        eval libat_cv_have_at_exch_16=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -13086,6 +13120,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_cas_1=yes
         fi
+      else
+        eval libat_cv_have_at_cas_1=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -13150,6 +13186,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_cas_2=yes
         fi
+      else
+        eval libat_cv_have_at_cas_2=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -13214,6 +13252,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_cas_4=yes
         fi
+      else
+        eval libat_cv_have_at_cas_4=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -13278,6 +13318,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_cas_8=yes
         fi
+      else
+        eval libat_cv_have_at_cas_8=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -13342,6 +13384,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_cas_16=yes
         fi
+      else
+        eval libat_cv_have_at_cas_16=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -13408,6 +13452,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_fadd_1=yes
         fi
+      else
+        eval libat_cv_have_at_fadd_1=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -13473,6 +13519,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_fadd_2=yes
         fi
+      else
+        eval libat_cv_have_at_fadd_2=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -13538,6 +13586,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_fadd_4=yes
         fi
+      else
+        eval libat_cv_have_at_fadd_4=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -13603,6 +13653,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_fadd_8=yes
         fi
+      else
+        eval libat_cv_have_at_fadd_8=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -13668,6 +13720,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_fadd_16=yes
         fi
+      else
+        eval libat_cv_have_at_fadd_16=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -13738,6 +13792,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_fop_1=yes
         fi
+      else
+        eval libat_cv_have_at_fop_1=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -13807,6 +13863,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_fop_2=yes
         fi
+      else
+        eval libat_cv_have_at_fop_2=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -13876,6 +13934,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_fop_4=yes
         fi
+      else
+        eval libat_cv_have_at_fop_4=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -13945,6 +14005,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_fop_8=yes
         fi
+      else
+        eval libat_cv_have_at_fop_8=no
       fi
       CFLAGS="$old_CFLAGS"
     fi
@@ -14014,6 +14076,8 @@ _ACEOF
         else
 	  eval libat_cv_have_at_fop_16=yes
         fi
+      else
+        eval libat_cv_have_at_fop_16=no
       fi
       CFLAGS="$old_CFLAGS"
     fi