From f6df2515210e9d828fc40173696b185efa5083e3 Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Fri, 5 Jan 2018 17:27:48 +0000
Subject: [PATCH] [indic] Remove unused OT_VD category

---
 src/hb-ot-shape-complex-indic-machine.rl | 3 +--
 src/hb-ot-shape-complex-indic-private.hh | 2 +-
 src/hb-ot-shape-complex-indic.cc         | 2 +-
 3 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/hb-ot-shape-complex-indic-machine.rl b/src/hb-ot-shape-complex-indic-machine.rl
index 42a8847ea..8e887b890 100644
--- a/src/hb-ot-shape-complex-indic-machine.rl
+++ b/src/hb-ot-shape-complex-indic-machine.rl
@@ -47,7 +47,6 @@ ZWNJ = 5;
 ZWJ  = 6;
 M    = 7;
 SM   = 8;
-VD   = 9;
 A    = 10;
 PLACEHOLDER = 11;
 DOTTEDCIRCLE = 12;
@@ -67,7 +66,7 @@ cn = c.ZWJ?.n?;
 forced_rakar = ZWJ H ZWJ Ra;
 symbol = Symbol.N?;
 matra_group = z{0,3}.M.N?.(H | forced_rakar)?;
-syllable_tail = (z?.SM.SM?.ZWNJ?)? A{0,3}? VD{0,2};
+syllable_tail = (z?.SM.SM?.ZWNJ?)? A{0,3}?;
 halant_group = (z?.H.(ZWJ.N?)?);
 final_halant_group = halant_group | H.ZWNJ;
 medial_group = CM?;
diff --git a/src/hb-ot-shape-complex-indic-private.hh b/src/hb-ot-shape-complex-indic-private.hh
index ee40eef0f..a64e9d039 100644
--- a/src/hb-ot-shape-complex-indic-private.hh
+++ b/src/hb-ot-shape-complex-indic-private.hh
@@ -51,7 +51,7 @@ enum indic_category_t {
   OT_ZWJ = 6,
   OT_M = 7,
   OT_SM = 8,
-  OT_VD = 9,
+  /* OT_VD = 9, UNUSED; we use OT_A instead. */
   OT_A = 10,
   OT_PLACEHOLDER = 11,
   OT_DOTTEDCIRCLE = 12,
diff --git a/src/hb-ot-shape-complex-indic.cc b/src/hb-ot-shape-complex-indic.cc
index 6b3d079b6..9d150e0d3 100644
--- a/src/hb-ot-shape-complex-indic.cc
+++ b/src/hb-ot-shape-complex-indic.cc
@@ -229,7 +229,7 @@ set_indic_properties (hb_glyph_info_t &info)
   {
     pos = matra_position (u, pos);
   }
-  else if ((FLAG_UNSAFE (cat) & (FLAG (OT_SM) | FLAG (OT_VD) | FLAG (OT_A) | FLAG (OT_Symbol))))
+  else if ((FLAG_UNSAFE (cat) & (FLAG (OT_SM) /* | FLAG (OT_VD) */ | FLAG (OT_A) | FLAG (OT_Symbol))))
   {
     pos = POS_SMVD;
   }