fix(INC-generator) OR_LATER defines were not being cascaded to previous versions

closes #9
To be released in 1.1.0

Author: darianmiller

generated/DELPHI_COMPILER_VERSIONS.inc

@@ -303,6 +303,123 @@
   {$DEFINE CD_DELPHI_PACKAGE_VERSION_370}
 {$ENDIF}
 
+{ ---------------------------------------------------------------------------
+  _OR_LATER cascade
+  Propagates version tokens downward so CD_DELPHI_X_OR_LATER is defined for
+  all compilers at version X and above, not only the exact version X.
+  --------------------------------------------------------------------------- }
+
+{$IFDEF CD_DELPHI_13_OR_LATER}
+  {$DEFINE CD_DELPHI_12_OR_LATER}
+  {$DEFINE CD_DELPHI_ATHENS_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_12_OR_LATER}
+  {$DEFINE CD_DELPHI_11_OR_LATER}
+  {$DEFINE CD_DELPHI_ALEXANDRIA_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_11_OR_LATER}
+  {$DEFINE CD_DELPHI_10_4_OR_LATER}
+  {$DEFINE CD_DELPHI_SYDNEY_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_10_4_OR_LATER}
+  {$DEFINE CD_DELPHI_10_3_OR_LATER}
+  {$DEFINE CD_DELPHI_RIO_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_10_3_OR_LATER}
+  {$DEFINE CD_DELPHI_10_2_OR_LATER}
+  {$DEFINE CD_DELPHI_TOKYO_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_10_2_OR_LATER}
+  {$DEFINE CD_DELPHI_10_1_OR_LATER}
+  {$DEFINE CD_DELPHI_BERLIN_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_10_1_OR_LATER}
+  {$DEFINE CD_DELPHI_10_OR_LATER}
+  {$DEFINE CD_DELPHI_SEATTLE_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_10_OR_LATER}
+  {$DEFINE CD_DELPHI_XE8_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_XE8_OR_LATER}
+  {$DEFINE CD_DELPHI_XE7_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_XE7_OR_LATER}
+  {$DEFINE CD_DELPHI_XE6_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_XE6_OR_LATER}
+  {$DEFINE CD_DELPHI_XE5_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_XE5_OR_LATER}
+  {$DEFINE CD_DELPHI_XE4_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_XE4_OR_LATER}
+  {$DEFINE CD_DELPHI_XE3_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_XE3_OR_LATER}
+  {$DEFINE CD_DELPHI_XE2_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_XE2_OR_LATER}
+  {$DEFINE CD_DELPHI_XE_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_XE_OR_LATER}
+  {$DEFINE CD_DELPHI_2010_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_2010_OR_LATER}
+  {$DEFINE CD_DELPHI_2009_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_2009_OR_LATER}
+  {$DEFINE CD_DELPHI_2007_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_2007_OR_LATER}
+  {$DEFINE CD_DELPHI_2006_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_2006_OR_LATER}
+  {$DEFINE CD_DELPHI_2005_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_2005_OR_LATER}
+  {$DEFINE CD_DELPHI_7_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_7_OR_LATER}
+  {$DEFINE CD_DELPHI_6_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_6_OR_LATER}
+  {$DEFINE CD_DELPHI_5_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_5_OR_LATER}
+  {$DEFINE CD_DELPHI_4_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_4_OR_LATER}
+  {$DEFINE CD_DELPHI_3_OR_LATER}
+{$ENDIF}
+
+{$IFDEF CD_DELPHI_3_OR_LATER}
+  {$DEFINE CD_DELPHI_2_OR_LATER}
+{$ENDIF}
+
 { ---------------------------------------------------------------------------
   Capabilities
   - Range-guarded using *_OR_LATER tokens to avoid repetition.

tools/generate-delphi-compiler-versions-inc.ps1

@@ -308,6 +308,39 @@ if ($lastPkgTok) {
 Emit '{$ENDIF}'
 Emit
 
+# ---------------- _OR_LATER cascade ----------------
+# Each version's _OR_LATER tokens are only set inside its own {$IFDEF VERxxx} block.
+# This cascade propagates them downward so that, e.g., CD_DELPHI_2_OR_LATER is
+# defined for any compiler from Delphi 2 onwards, not just when compiling on Delphi 2.
+# Runs newest-to-oldest so each step can rely on the one above it already being set.
+
+Emit '{ ---------------------------------------------------------------------------'
+Emit '  _OR_LATER cascade'
+Emit '  Propagates version tokens downward so CD_DELPHI_X_OR_LATER is defined for'
+Emit '  all compilers at version X and above, not only the exact version X.'
+Emit '  --------------------------------------------------------------------------- }'
+Emit
+
+for ($i = $versionCount - 1; $i -ge 1; $i--) {
+  $curr  = $versions[$i]
+  $prev  = $versions[$i - 1]
+
+  $currToks = @(Get-DefinesForProductName ([string]$curr.productName))
+  $prevToks = @(Get-DefinesForProductName ([string]$prev.productName))
+
+  if ($currToks.Length -eq 0 -or $prevToks.Length -eq 0) { continue }
+
+  # Trigger on the first (numeric/primary) token of the current version
+  $trigger = 'CD_DELPHI_' + $currToks[0] + '_OR_LATER'
+
+  Emit ('{$IFDEF ' + $trigger + '}')
+  foreach ($tok in $prevToks) {
+    Emit ('  {$DEFINE CD_DELPHI_' + $tok + '_OR_LATER}')
+  }
+  Emit '{$ENDIF}'
+  Emit
+}
+
 # ---------------- Capabilities section (range guarded, optimistic for open-ended) ----------------
 
 # Collect all platforms/buildsystems present in dataset