[llvm-commits] CVS: llvm/configure Makefile.config.in

Reid Spencer reid at x10sys.com
Fri Nov 3 10:04:26 PST 2006



Changes in directory llvm:

configure updated: 1.251 -> 1.252
Makefile.config.in updated: 1.64 -> 1.65
---
Log message:

Add a check to see if HUGE_VAL is sane or not.


---
Diffs of the changes:  (+109 -25)

 Makefile.config.in |    4 +
 configure          |  130 ++++++++++++++++++++++++++++++++++++++++++-----------
 2 files changed, 109 insertions(+), 25 deletions(-)


Index: llvm/configure
diff -u llvm/configure:1.251 llvm/configure:1.252
--- llvm/configure:1.251	Mon Oct  2 12:24:55 2006
+++ llvm/configure	Fri Nov  3 12:04:08 2006
@@ -895,6 +895,7 @@
 ETAGSFLAGS
 LLVMGCC
 LLVMGXX
+HUGE_VAL_SANITY
 ALLOCA
 MMAP_FILE
 LLVMCC1
@@ -10268,7 +10269,7 @@
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<EOF
-#line 10271 "configure"
+#line 10272 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -12412,7 +12413,7 @@
   ;;
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 12415 "configure"' > conftest.$ac_ext
+  echo '#line 12416 "configure"' > conftest.$ac_ext
   if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
@@ -14130,11 +14131,11 @@
    -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:14133: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:14134: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:14137: \$? = $ac_status" >&5
+   echo "$as_me:14138: \$? = $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.
@@ -14398,11 +14399,11 @@
    -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:14401: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:14402: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:14405: \$? = $ac_status" >&5
+   echo "$as_me:14406: \$? = $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.
@@ -14502,11 +14503,11 @@
    -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:14505: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:14506: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:14509: \$? = $ac_status" >&5
+   echo "$as_me:14510: \$? = $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
@@ -16954,7 +16955,7 @@
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<EOF
-#line 16957 "configure"
+#line 16958 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -17054,7 +17055,7 @@
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<EOF
-#line 17057 "configure"
+#line 17058 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -19422,11 +19423,11 @@
    -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:19425: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:19426: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:19429: \$? = $ac_status" >&5
+   echo "$as_me:19430: \$? = $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.
@@ -19526,11 +19527,11 @@
    -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:19529: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:19530: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:19533: \$? = $ac_status" >&5
+   echo "$as_me:19534: \$? = $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
@@ -21096,11 +21097,11 @@
    -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:21099: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:21100: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:21103: \$? = $ac_status" >&5
+   echo "$as_me:21104: \$? = $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.
@@ -21200,11 +21201,11 @@
    -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:21203: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:21204: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:21207: \$? = $ac_status" >&5
+   echo "$as_me:21208: \$? = $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
@@ -23435,11 +23436,11 @@
    -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:23438: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:23439: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:23442: \$? = $ac_status" >&5
+   echo "$as_me:23443: \$? = $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.
@@ -23703,11 +23704,11 @@
    -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:23706: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:23707: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:23710: \$? = $ac_status" >&5
+   echo "$as_me:23711: \$? = $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.
@@ -23807,11 +23808,11 @@
    -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:23810: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:23811: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:23814: \$? = $ac_status" >&5
+   echo "$as_me:23815: \$? = $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
@@ -29175,6 +29176,84 @@
 fi
 
 
+
+  { echo "$as_me:$LINENO: checking for HUGE_VAL sanity" >&5
+echo $ECHO_N "checking for HUGE_VAL sanity... $ECHO_C" >&6; }
+if test "${ac_cv_huge_val_sanity+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+    ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+    CPPFLAGS=-pedantic
+    if test "$cross_compiling" = yes; then
+  ac_cv_huge_val_sanity=yes
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <math.h>
+int
+main ()
+{
+double x = HUGE_VAL; return x != x;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+  (eval "$ac_link") 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+  { (case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_huge_val_sanity=yes
+else
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+( exit $ac_status )
+ac_cv_huge_val_sanity=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+
+
+    ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+fi
+{ echo "$as_me:$LINENO: result: $ac_cv_huge_val_sanity" >&5
+echo "${ECHO_T}$ac_cv_huge_val_sanity" >&6; }
+  HUGE_VAL_SANITY=$ac_cv_huge_val_sanity
+
+
 { echo "$as_me:$LINENO: checking for pid_t" >&5
 echo $ECHO_N "checking for pid_t... $ECHO_C" >&6; }
 if test "${ac_cv_type_pid_t+set}" = set; then
@@ -34167,6 +34246,7 @@
 ETAGSFLAGS!$ETAGSFLAGS$ac_delim
 LLVMGCC!$LLVMGCC$ac_delim
 LLVMGXX!$LLVMGXX$ac_delim
+HUGE_VAL_SANITY!$HUGE_VAL_SANITY$ac_delim
 ALLOCA!$ALLOCA$ac_delim
 MMAP_FILE!$MMAP_FILE$ac_delim
 LLVMCC1!$LLVMCC1$ac_delim
@@ -34189,7 +34269,7 @@
 LTLIBOBJS!$LTLIBOBJS$ac_delim
 _ACEOF
 
-  if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 62; then
+  if test `sed -n "s/.*$ac_delim\$/X/p" conf$$subs.sed | grep -c X` = 63; then
     break
   elif $ac_last_try; then
     { { echo "$as_me:$LINENO: error: could not make $CONFIG_STATUS" >&5


Index: llvm/Makefile.config.in
diff -u llvm/Makefile.config.in:1.64 llvm/Makefile.config.in:1.65
--- llvm/Makefile.config.in:1.64	Mon Aug  7 18:23:39 2006
+++ llvm/Makefile.config.in	Fri Nov  3 12:04:08 2006
@@ -240,3 +240,7 @@
 # available to those loadable modules.
 LINKALL := @LINKALL@
 NOLINKALL := @NOLINKALL@
+
+# Get the value of HUGE_VAL_SANITY which will be either "yes" or "no" depending
+# on the check.
+HUGE_VAL_SANITY = @HUGE_VAL_SANITY@






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