--- icedtea-3.8.0/javac.in	2018-05-29 18:11:09.984573705 +0200
+++ icedtea-3.8.0/javac.in	2018-09-21 15:08:36.603644127 +0200
@@ -22,7 +22,7 @@
     unless grep {$_ eq '-bootclasspath'} @ARGV;
 my @ecj_parms = ($ECJ_WARNINGS, @bcoption);
 my @javac_parms = ($JAVAC_WARNINGS, '-Xprefer:source',
-		   '-XDignore.symbol.file=true', '-J-Xmx1024m');
+		   '-XDignore.symbol.file=true', '-J-Xmx786m');
 
 # Work around ecj's inability to handle duplicate command-line
 # options and unknown javac options.