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authorzmiao <miao.zhao@mapbox.com>2020-04-07 16:30:30 +0300
committerGitHub <noreply@github.com>2020-04-07 16:30:30 +0300
commitbf4c7340f32c1e673e6a37b91fc65305757f52d1 (patch)
treec7871ff8901617b09d8a8d45b57334c2198b9b99 /src/mbgl/util/tiny_sdf.cpp
parent8986b558eb92e431c773b6033d8ae271eb71de00 (diff)
downloadqtlocation-mapboxgl-bf4c7340f32c1e673e6a37b91fc65305757f52d1.tar.gz
[build] Fix undefined behavour sanitizer (#16375)
* [build] Fix integer overflow runtime error for core part Temporarily remove circle ci UBSAN build precondition * [build] Enable all of the ubsans [build] Check runtime error [build] Update UBSAN_OPTION * [build] Add UBSAN blacklist [build] Ignore system libraries [build] Ignore vendor library * [build] Fix implicit conversion runtime error in core * [build] Fix division by zero runtime error * [build] Add unfixed error to ubsan blacklist * [build] Make UBSAN halt on error Revert "Temporary remove build precondition" * [build] Fix division by zero error * [build] Make UBSAN officially work without FIXME prefix * [build] Fix implicit conversion from int64_t to uint64_t * [build] Rename style test json file name * Address review findings
Diffstat (limited to 'src/mbgl/util/tiny_sdf.cpp')
-rw-r--r--src/mbgl/util/tiny_sdf.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mbgl/util/tiny_sdf.cpp b/src/mbgl/util/tiny_sdf.cpp
index 6edcd83bc2..a71d04386f 100644
--- a/src/mbgl/util/tiny_sdf.cpp
+++ b/src/mbgl/util/tiny_sdf.cpp
@@ -35,7 +35,7 @@ void edt1d(std::vector<double>& f,
for (uint32_t q = 0, k = 0; q < n; q++) {
while (z[k + 1] < q) k++;
- d[q] = (q - v[k]) * (q - v[k]) + f[v[k]];
+ d[q] = (static_cast<double>(q) - v[k]) * (static_cast<double>(q) - v[k]) + f[v[k]];
}
}