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authorBehdad Esfahbod <behdad@behdad.org>2012-03-27 15:03:15 -0400
committerBehdad Esfahbod <behdad@behdad.org>2012-03-27 15:03:15 -0400
commit90138e5a4d15c44f05456f90083ecacdc3196c8e (patch)
tree141e12c0ba53f50a032b7e984a444ba3db6a62de
parent3bebe289aace6daa84b3d6983cebf5c58ddfad78 (diff)
Fix bad memory access in Myanmar shaper
-rw-r--r--src/harfbuzz-myanmar.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/harfbuzz-myanmar.c b/src/harfbuzz-myanmar.c
index 4b68e64..1a5ea3d 100644
--- a/src/harfbuzz-myanmar.c
+++ b/src/harfbuzz-myanmar.c
@@ -359,7 +359,8 @@ static HB_Bool myanmar_shape_syllable(HB_Bool openType, HB_ShaperItem *item, HB_
if (kinzi >= 0 && i > base && (cc & Mymr_CF_AFTER_KINZI)) {
reordered[len] = Mymr_C_NGA;
reordered[len+1] = Mymr_C_VIRAMA;
- properties[len-1] = AboveForm;
+ if (len > 0)
+ properties[len-1] = AboveForm;
properties[len] = AboveForm;
len += 2;
kinzi = -1;