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-rw-r--r--Build/source/libs/harfbuzz/harfbuzz-src/src/test-algs.cc4
1 files changed, 4 insertions, 0 deletions
diff --git a/Build/source/libs/harfbuzz/harfbuzz-src/src/test-algs.cc b/Build/source/libs/harfbuzz/harfbuzz-src/src/test-algs.cc
index 333a892429d..f8b8ff66682 100644
--- a/Build/source/libs/harfbuzz/harfbuzz-src/src/test-algs.cc
+++ b/Build/source/libs/harfbuzz/harfbuzz-src/src/test-algs.cc
@@ -87,5 +87,9 @@ main (int argc, char **argv)
assert (hb_add (2) (5) == 7);
assert (hb_add (5) (2) == 7);
+ x = 1;
+ assert (++hb_inc (x) == 3);
+ assert (x == 3);
+
return 0;
}