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-rw-r--r--includes/WebStart.php10
1 files changed, 10 insertions, 0 deletions
diff --git a/includes/WebStart.php b/includes/WebStart.php
index 0c71ce53..37582290 100644
--- a/includes/WebStart.php
+++ b/includes/WebStart.php
@@ -4,6 +4,16 @@
# starts the profiler and loads the configuration, and optionally loads
# Setup.php depending on whether MW_NO_SETUP is defined.
+# Test for PHP bug which breaks PHP 5.0.x on 64-bit...
+# As of 1.8 this breaks lots of common operations instead
+# of just some rare ones like export.
+$borked = str_replace( 'a', 'b', array( -1 => -1 ) );
+if( !isset( $borked[-1] ) ) {
+ echo "PHP 5.0.x is buggy on your 64-bit system; you must upgrade to PHP 5.1.x\n" .
+ "or higher. ABORTING. (http://bugs.php.net/bug.php?id=34879 for details)\n";
+ die( -1 );
+}
+
# Protect against register_globals
# This must be done before any globals are set by the code
if ( ini_get( 'register_globals' ) ) {