Index: tools/gn/generate_test_gn_data.cc |
diff --git a/tools/gn/generate_test_gn_data.cc b/tools/gn/generate_test_gn_data.cc |
index 6489df40a8bc0477815046796fe0db7547ee32f1..05197f748d201f742db208151d5dd22883bdc785 100644 |
--- a/tools/gn/generate_test_gn_data.cc |
+++ b/tools/gn/generate_test_gn_data.cc |
@@ -38,7 +38,7 @@ base::FilePath RepoPathToPathName(const std::vector<int>& repo_path) { |
std::string TargetIndexToLetter(int target_index) { |
char ret[2]; |
- ret[0] = 'a' + target_index; |
+ ret[0] = static_cast<char>('a' + target_index); |
ret[1] = 0; |
return ret; |
} |