Merge commit 'fd36cf6bf6524247a8ff6788c028836fe7d9fd20'

* commit 'fd36cf6bf6524247a8ff6788c028836fe7d9fd20':
  configure: Factorize check_64_bit()

Merged-by: James Almer <jamrial@gmail.com>

configure

@@ -4864,7 +4864,7 @@ check_host_cflags $host_cflags_speed
 check_64bit(){
     arch32=$1
     arch64=$2
-    expr=$3
+    expr=${3:-'sizeof(void *) > 4'}
     check_code cc "" "int test[2*($expr) - 1]" &&
         subarch=$arch64 || subarch=$arch32
     enable $subarch
@@ -4879,23 +4879,23 @@ case "$arch" in
         enabled shared && enable_weak pic
     ;;
     parisc)
-        check_64bit parisc parisc64 'sizeof(void *) > 4'
+        check_64bit parisc parisc64
         enabled shared && enable_weak pic
     ;;
     ppc)
-        check_64bit ppc ppc64 'sizeof(void *) > 4'
+        check_64bit ppc ppc64
         enabled shared && enable_weak pic
     ;;
     s390)
-        check_64bit s390 s390x 'sizeof(void *) > 4'
+        check_64bit s390 s390x
         enabled shared && enable_weak pic
     ;;
     sparc)
-        check_64bit sparc sparc64 'sizeof(void *) > 4'
+        check_64bit sparc sparc64
         enabled shared && enable_weak pic
     ;;
     x86)
-        check_64bit x86_32 x86_64 'sizeof(void *) > 4'
+        check_64bit x86_32 x86_64
         # Treat x32 as x64 for now. Note it also needs pic if shared
         test "$subarch" = "x86_32" && check_cpp_condition stddef.h 'defined(__x86_64__)' &&
             subarch=x86_64 && enable x86_64 && disable x86_32