solaris won't clobber an existing symlink with ln -sf apparently
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25849 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/NightlyTest.pl b/utils/NightlyTest.pl
index 48e9f35..fab4949 100755
--- a/utils/NightlyTest.pl
+++ b/utils/NightlyTest.pl
@@ -847,7 +847,10 @@
my $TestPlatform = `uname -a`;
eval "\$Output = <<ENDOFFILE;$TemplateContents\nENDOFFILE\n";
WriteFile "$DATE.html", $Output;
-system ( "ln -sf $DATE.html index.html" );
+
+# Remove the symlink before creating it for systems that don't have "ln -sf".
+system ("rm index.html");
+system ("ln -s $DATE.html index.html");
# Change the index.html symlink...