add -no-flat-float-array configure option

1 files changed, 15 insertions, 0 deletions

diff --git a/configure b/configure
index 01b05d3c37..b1c8b383b5 100755
--- a/configure
+++ b/configure
@@ -67,6 +67,7 @@ afl_instrument=false
 max_testsuite_dir_retries=0
 with_cplugins=false
 with_fpic=false
+flat_float_array=true
 
 # Try to turn internationalization off, can cause config.guess to malfunction!
 unset LANG
@@ -214,6 +215,10 @@ while : ; do
         with_fpic=true;;
     -safe-string|--safe-string)
         safe_string=true;;
+    -flat-float-array|--flat-float-array)
+        flat_float_array=true;;
+    -no-flat-float-array|--no-flat-float-array)
+        flat_float_array=false;;
     -afl-instrument)
         afl_instrument=true;;
     *) if echo "$1" | grep -q -e '^--\?[a-zA-Z0-9-]\+='; then
@@ -2009,6 +2014,10 @@ if $safe_string; then
   echo "#define CAML_SAFE_STRING" >> m.h
 fi
 
+if $flat_float_array; then
+  echo "#define FLAT_FLOAT_ARRAY" >> m.h
+fi
+
 # Finish generated files
 
 cclibs="$cclibs $mathlib"
@@ -2097,6 +2106,7 @@ config FLAMBDA "$flambda"
 config SAFE_STRING "$safe_string"
 config AFL_INSTRUMENT "$afl_instrument"
 config MAX_TESTSUITE_DIR_RETRIES "$max_testsuite_dir_retries"
+config FLAT_FLOAT_ARRAY "$flat_float_array"
 
 
 rm -f tst hasgot.c
@@ -2218,6 +2228,11 @@ else
   else
   inf "        safe strings ............. no"
   fi
+  if $flat_float_array; then
+  inf "        flat float arrays ........ yes"
+  else
+  inf "        flat float arrays ........ no"
+  fi
   if test "$afl_instrument" = "true"; then
   inf "        afl-fuzz always enabled .. yes"
   else