Merge pull request #1890 from dingxiangfei2009:fix-init-warnings

PiperOrigin-RevId: 821786522

Author: copybara-github

fuzztest/internal/domains/map_impl.h

@@ -156,7 +156,7 @@ class ReversibleMapImpl
   }
 
   auto GetPrinter() const {
-    return MappedPrinter<Mapper, Inner...>{mapper_, inner_};
+    return MappedPrinter<Mapper, Inner...>{mapper_, inner_, {}};
   }
 
   std::optional<corpus_type> ParseCorpus(const IRObject& obj) const {

fuzztest/internal/domains/value_mutation_helpers.h

@@ -65,14 +65,14 @@ void RunOne(absl::BitGenRef prng, F... f) {
 
 template <typename T, size_t N, typename F>
 T ChooseOneOr(const T (&values)[N], absl::BitGenRef prng, F f) {
-  const int i = absl::Uniform<int>(absl::IntervalClosedClosed, prng, 0, N);
+  const auto i = absl::Uniform<size_t>(absl::IntervalClosedClosed, prng, 0, N);
   return i == N ? f() : values[i];
 }
 
 template <typename C, typename F>
 auto ChooseOneOr(const C& values, absl::BitGenRef prng, F f) {
-  const int i =
-      absl::Uniform<int>(absl::IntervalClosedClosed, prng, 0, values.size());
+  const auto i =
+      absl::Uniform<size_t>(absl::IntervalClosedClosed, prng, 0, values.size());
   return i < values.size() ? values[i] : f();
 }