harfbuzz-1.7.4

git-svn-id: svn://tug.org/texlive/trunk@46103 c570f23f-e606-0410-a88d-b1316a301751

5 files changed, 43 insertions, 5 deletions

diff --git a/Build/source/libs/harfbuzz/harfbuzz-src/ChangeLog b/Build/source/libs/harfbuzz/harfbuzz-src/ChangeLog
index eb9d7349740..5c011383313 100644
--- a/Build/source/libs/harfbuzz/harfbuzz-src/ChangeLog
+++ b/Build/source/libs/harfbuzz/harfbuzz-src/ChangeLog
@@ -1,3 +1,33 @@
+commit a9432bde7e61894056a42ea24d56fd7fd908a1ce
+Author: Volker H. Simonis <volker.simonis@gmail.com>
+Date:   Tue Dec 19 11:33:25 2017 +0100
+
+    HarfBuzz 1.7.1 and later don't compile on AIX with xlC (#655)
+
+ src/hb-ot-shape-complex-arabic-fallback.hh | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+commit 2fe5f885b6f66f2665292b93e07baaae0aa46da8
+Author: Behdad Esfahbod <behdad@behdad.org>
+Date:   Tue Dec 19 14:48:26 2017 -0500
+
+    [set] Handle nil set in add_range() / add_sorted_array()
+
+    Fixes https://github.com/harfbuzz/harfbuzz/issues/657
+
+ src/hb-set-private.hh | 5 +++--
+ 1 file changed, 3 insertions(+), 2 deletions(-)
+
+commit b5bbb791d32467b91caf6f1bf7ccee7cb2ca8c52
+Author: Behdad Esfahbod <behdad@behdad.org>
+Date:   Mon Dec 18 09:18:51 2017 -0500
+
+    1.7.3
+
+ NEWS         | 10 ++++++++++
+ configure.ac |  2 +-
+ 2 files changed, 11 insertions(+), 1 deletion(-)
+
 commit 1245395a60ab6b04fc4653c448a97bb6ffee672c
 Author: Behdad Esfahbod <behdad@behdad.org>
 Date:   Sun Dec 17 12:32:33 2017 -0500
diff --git a/Build/source/libs/harfbuzz/harfbuzz-src/NEWS b/Build/source/libs/harfbuzz/harfbuzz-src/NEWS
index 54a0fecbd60..7434bcada03 100644
--- a/Build/source/libs/harfbuzz/harfbuzz-src/NEWS
+++ b/Build/source/libs/harfbuzz/harfbuzz-src/NEWS
@@ -1,3 +1,10 @@
+Overview of changes leading to 1.7.4
+Wednesday, December 20, 2017
+====================================
+
+- Fix collect_glyphs() regression caused by hb_set_t changes.
+
+
 Overview of changes leading to 1.7.3
 Monday, December 18, 2017
 ====================================
diff --git a/Build/source/libs/harfbuzz/harfbuzz-src/configure.ac b/Build/source/libs/harfbuzz/harfbuzz-src/configure.ac
index bff842cfc51..7f24627ffdb 100644
--- a/Build/source/libs/harfbuzz/harfbuzz-src/configure.ac
+++ b/Build/source/libs/harfbuzz/harfbuzz-src/configure.ac
@@ -1,6 +1,6 @@
 AC_PREREQ([2.64])
 AC_INIT([HarfBuzz],
-        [1.7.3],
+        [1.7.4],
         [https://github.com/harfbuzz/harfbuzz/issues/new],
         [harfbuzz],
         [http://harfbuzz.org/])
diff --git a/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-shape-complex-arabic-fallback.hh b/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-shape-complex-arabic-fallback.hh
index b7638b7be6a..d98cde121c4 100644
--- a/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-shape-complex-arabic-fallback.hh
+++ b/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-shape-complex-arabic-fallback.hh
@@ -77,7 +77,7 @@ arabic_fallback_synthesize_lookup_single (const hb_ot_shape_plan_t *plan HB_UNUS
 
   /* Bubble-sort or something equally good!
    * May not be good-enough for presidential candidate interviews, but good-enough for us... */
-  hb_stable_sort (&glyphs[0], num_glyphs, OT::GlyphID::cmp, &substitutes[0]);
+  hb_stable_sort (&glyphs[0], num_glyphs, (int(*)(const OT::GlyphID*, const OT::GlyphID *)) OT::GlyphID::cmp, &substitutes[0]);
 
   OT::Supplier<OT::GlyphID> glyphs_supplier      (glyphs, num_glyphs);
   OT::Supplier<OT::GlyphID> substitutes_supplier (substitutes, num_glyphs);
@@ -126,7 +126,7 @@ arabic_fallback_synthesize_lookup_ligature (const hb_ot_shape_plan_t *plan HB_UN
     first_glyphs_indirection[num_first_glyphs] = first_glyph_idx;
     num_first_glyphs++;
   }
-  hb_stable_sort (&first_glyphs[0], num_first_glyphs, OT::GlyphID::cmp, &first_glyphs_indirection[0]);
+  hb_stable_sort (&first_glyphs[0], num_first_glyphs, (int(*)(const OT::GlyphID*, const OT::GlyphID *)) OT::GlyphID::cmp, &first_glyphs_indirection[0]);
 
   /* Now that the first-glyphs are sorted, walk again, populate ligatures. */
   for (unsigned int i = 0; i < num_first_glyphs; i++)
diff --git a/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-set-private.hh b/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-set-private.hh
index 4715e1f3661..9c6f3ee37aa 100644
--- a/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-set-private.hh
+++ b/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-set-private.hh
@@ -230,7 +230,8 @@ struct hb_set_t
   }
   inline bool add_range (hb_codepoint_t a, hb_codepoint_t b)
   {
-    if (unlikely (in_error || a > b || a == INVALID || b == INVALID)) return false;
+    if (unlikely (in_error)) return true; /* https://github.com/harfbuzz/harfbuzz/issues/657 */
+    if (unlikely (a > b || a == INVALID || b == INVALID)) return false;
     unsigned int ma = get_major (a);
     unsigned int mb = get_major (b);
     if (ma == mb)
@@ -283,7 +284,7 @@ struct hb_set_t
   template <typename T>
   inline bool add_sorted_array (const T *array, unsigned int count, unsigned int stride=sizeof(T))
   {
-    if (unlikely (in_error)) return false;
+    if (unlikely (in_error)) return true; /* https://github.com/harfbuzz/harfbuzz/issues/657 */
     if (!count) return true;
     hb_codepoint_t g = *array;
     hb_codepoint_t last_g = g;