Add compiler test for +Olit=all support for hpux cc.

Bug #146426 r=wtc

2 files changed, 88 insertions, 25 deletions

diff --git a/configure b/configure
index af8c337f..1cec7116 100755
--- a/configure
+++ b/configure
@@ -3360,8 +3360,6 @@ EOF
     if test -z "$GNU_CC"; then
         CC="$CC -Ae"
         CXX="$CXX -ext"
-        CFLAGS="$CFLAGS +ESlit"
-        CXXFLAGS="$CXXFLAGS +ESlit"
         DSO_CFLAGS=+Z
     else
         DSO_CFLAGS=-fPIC
@@ -4188,17 +4186,17 @@ EOF
         _OPTIMIZE_FLAGS="$_OPTIMIZE_FLAGS -Olimit 4000"
         ac_safe=`echo "machine/builtins.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for machine/builtins.h""... $ac_c" 1>&6
-echo "configure:4192: checking for machine/builtins.h" >&5
+echo "configure:4190: checking for machine/builtins.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4197 "configure"
+#line 4195 "configure"
 #include "confdefs.h"
 #include <machine/builtins.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4202: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4200: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4705,12 +4703,12 @@ esac
 if test -z "$SKIP_LIBRARY_CHECKS"; then
 
 echo $ac_n "checking for dlopen""... $ac_c" 1>&6
-echo "configure:4709: checking for dlopen" >&5
+echo "configure:4707: checking for dlopen" >&5
 if eval "test \"`echo '$''{'ac_cv_func_dlopen'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4714 "configure"
+#line 4712 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char dlopen(); below.  */
@@ -4733,7 +4731,7 @@ dlopen();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4737: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4735: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_dlopen=yes"
 else
@@ -4752,7 +4750,7 @@ else
   echo "$ac_t""no" 1>&6
 
     echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
-echo "configure:4756: checking for dlopen in -ldl" >&5
+echo "configure:4754: checking for dlopen in -ldl" >&5
 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4760,7 +4758,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4764 "configure"
+#line 4762 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -4771,7 +4769,7 @@ int main() {
 dlopen()
 ; return 0; }
 EOF
-if { (eval echo configure:4775: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4773: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4799,13 +4797,13 @@ fi
 
 if test $ac_cv_prog_gcc = yes; then
     echo $ac_n "checking whether ${CC-cc} needs -traditional""... $ac_c" 1>&6
-echo "configure:4803: checking whether ${CC-cc} needs -traditional" >&5
+echo "configure:4801: checking whether ${CC-cc} needs -traditional" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc_traditional'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
     ac_pattern="Autoconf.*'x'"
   cat > conftest.$ac_ext <<EOF
-#line 4809 "configure"
+#line 4807 "configure"
 #include "confdefs.h"
 #include <sgtty.h>
 Autoconf TIOCGETP
@@ -4823,7 +4821,7 @@ rm -f conftest*
 
   if test $ac_cv_prog_gcc_traditional = no; then
     cat > conftest.$ac_ext <<EOF
-#line 4827 "configure"
+#line 4825 "configure"
 #include "confdefs.h"
 #include <termio.h>
 Autoconf TCGETA
@@ -4847,12 +4845,12 @@ fi
 for ac_func in lchown strerror
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4851: checking for $ac_func" >&5
+echo "configure:4849: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4856 "configure"
+#line 4854 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4875,7 +4873,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4879: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4877: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4909,11 +4907,46 @@ if test "${enable_strip+set}" = set; then
 fi
 
 
+case "${target_os}" in
+hpux*)
+if test -z "$GNU_CC"; then
+
+    echo $ac_n "checking for +Olit support""... $ac_c" 1>&6
+echo "configure:4916: checking for +Olit support" >&5
+if eval "test \"`echo '$''{'ac_cv_hpux_usable_olit_option'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+                  ac_cv_hpux_usable_olit_option=no
+        rm -f conftest*
+        echo 'int main() { return 0; }' | cat > conftest.c
+        ${CC-cc} ${CFLAGS} +Olit=all -o conftest conftest.c > conftest.out 2>&1
+        if test $? -eq 0; then
+            if test -z "`egrep -i '(unrecognize|unknown)' conftest.out`"; then
+                ac_cv_hpux_usable_olit_option=yes
+            fi
+        fi
+        rm -f conftest*
+        
+fi
+
+echo "$ac_t""$ac_cv_hpux_usable_olit_option" 1>&6
+
+    if test "$ac_cv_hpux_usable_olit_option" = "yes"; then
+        CFLAGS="$CFLAGS +Olit=all"
+        CXXFLAGS="$CXXFLAGS +Olit=all"
+    else
+        CFLAGS="$CFLAGS +ESlit"
+        CXXFLAGS="$CXXFLAGS +ESlit"
+    fi
+fi
+;;
+esac
+
 
 
 
 echo $ac_n "checking for pthread_create in -lpthreads""... $ac_c" 1>&6
-echo "configure:4917: checking for pthread_create in -lpthreads" >&5
+echo "configure:4950: checking for pthread_create in -lpthreads" >&5
 echo "
     #include <pthread.h> 
     void *foo(void *v) { return v; } 
@@ -4935,7 +4968,7 @@ echo "
         echo "$ac_t""no" 1>&6
         
 echo $ac_n "checking for pthread_create in -lpthread""... $ac_c" 1>&6
-echo "configure:4939: checking for pthread_create in -lpthread" >&5
+echo "configure:4972: checking for pthread_create in -lpthread" >&5
 echo "
     #include <pthread.h> 
     void *foo(void *v) { return v; } 
@@ -4957,7 +4990,7 @@ echo "
         echo "$ac_t""no" 1>&6
         
 echo $ac_n "checking for pthread_create in -lc_r""... $ac_c" 1>&6
-echo "configure:4961: checking for pthread_create in -lc_r" >&5
+echo "configure:4994: checking for pthread_create in -lc_r" >&5
 echo "
     #include <pthread.h> 
     void *foo(void *v) { return v; } 
@@ -4979,7 +5012,7 @@ echo "
         echo "$ac_t""no" 1>&6
         
 echo $ac_n "checking for pthread_create in -lc""... $ac_c" 1>&6
-echo "configure:4983: checking for pthread_create in -lc" >&5
+echo "configure:5016: checking for pthread_create in -lc" >&5
 echo "
     #include <pthread.h> 
     void *foo(void *v) { return v; } 
@@ -5131,7 +5164,7 @@ if test -n "$USE_PTHREADS"; then
       rm -f conftest*
    ac_cv_have_dash_pthread=no
    echo $ac_n "checking whether ${CC-cc} accepts -pthread""... $ac_c" 1>&6
-echo "configure:5135: checking whether ${CC-cc} accepts -pthread" >&5
+echo "configure:5168: checking whether ${CC-cc} accepts -pthread" >&5
    echo 'int main() { return 0; }' | cat > conftest.c
    ${CC-cc} -pthread -o conftest conftest.c > conftest.out 2>&1
    if test $? -eq 0; then
@@ -5154,7 +5187,7 @@ echo "configure:5135: checking whether ${CC-cc} accepts -pthread" >&5
 			    ac_cv_have_dash_pthreads=no
     if test "$ac_cv_have_dash_pthread" = "no"; then
 	    echo $ac_n "checking whether ${CC-cc} accepts -pthreads""... $ac_c" 1>&6
-echo "configure:5158: checking whether ${CC-cc} accepts -pthreads" >&5
+echo "configure:5191: checking whether ${CC-cc} accepts -pthreads" >&5
     	echo 'int main() { return 0; }' | cat > conftest.c
 	    ${CC-cc} -pthreads -o conftest conftest.c > conftest.out 2>&1
     	if test $? -eq 0; then
diff --git a/configure.in b/configure.in
index 01df6c42..ad0d73c8 100644
--- a/configure.in
+++ b/configure.in
@@ -903,8 +903,6 @@ case "$target" in
     if test -z "$GNU_CC"; then
         CC="$CC -Ae"
         CXX="$CXX -ext"
-        CFLAGS="$CFLAGS +ESlit"
-        CXXFLAGS="$CXXFLAGS +ESlit"
         DSO_CFLAGS=+Z
     else
         DSO_CFLAGS=-fPIC
@@ -1861,6 +1859,38 @@ AC_ARG_ENABLE(strip,
 [  --enable-strip          Enable stripping of shared libs and programs],
   [ ENABLE_STRIP=1 ])
 
+dnl Check for hpux options
+case "${target_os}" in
+hpux*)
+if test -z "$GNU_CC"; then
+
+    AC_CACHE_CHECK(for +Olit support,
+        ac_cv_hpux_usable_olit_option,
+        dnl since aCC doesn't throw an error on invalid options,
+        dnl we have to test this the hard way
+        [ac_cv_hpux_usable_olit_option=no
+        rm -f conftest*
+        echo 'int main() { return 0; }' | cat > conftest.c
+        ${CC-cc} ${CFLAGS} +Olit=all -o conftest conftest.c > conftest.out 2>&1
+        if test $? -eq 0; then
+            if test -z "`egrep -i '(unrecognize|unknown)' conftest.out`"; then
+                ac_cv_hpux_usable_olit_option=yes
+            fi
+        fi
+        rm -f conftest*
+        ])
+
+    if test "$ac_cv_hpux_usable_olit_option" = "yes"; then
+        CFLAGS="$CFLAGS +Olit=all"
+        CXXFLAGS="$CXXFLAGS +Olit=all"
+    else
+        CFLAGS="$CFLAGS +ESlit"
+        CXXFLAGS="$CXXFLAGS +ESlit"
+    fi
+fi
+;;
+esac
+
 dnl
 dnl Apparently, some systems cannot properly check for the pthread
 dnl library unless <pthread.h> is included so we need to test