fuzz: Bump FuzzedDataProvider.h

From https://github.com/llvm/llvm-project/blob/fa8401f9bfe81f4853bf9b67bff42a2cebffc10f/compiler-rt/include/fuzzer/FuzzedDataProvider.h

Author: MarcoFalke

src/test/fuzz/FuzzedDataProvider.h

@@ -209,7 +209,7 @@ T FuzzedDataProvider::ConsumeIntegralInRange(T min, T max) {
     abort();
 
   // Use the biggest type possible to hold the range and the result.
-  uint64_t range = static_cast<uint64_t>(max) - min;
+  uint64_t range = static_cast<uint64_t>(max) - static_cast<uint64_t>(min);
   uint64_t result = 0;
   size_t offset = 0;
 
@@ -230,7 +230,7 @@ T FuzzedDataProvider::ConsumeIntegralInRange(T min, T max) {
   if (range != std::numeric_limits<decltype(range)>::max())
     result = result % (range + 1);
 
-  return static_cast<T>(min + result);
+  return static_cast<T>(static_cast<uint64_t>(min) + result);
 }
 
 // Returns a floating point value in the range [Type's lowest, Type's max] by
@@ -390,7 +390,7 @@ TS FuzzedDataProvider::ConvertUnsignedToSigned(TU value) {
     return static_cast<TS>(value);
   } else {
     constexpr auto TS_min = std::numeric_limits<TS>::min();
-    return TS_min + static_cast<char>(value - TS_min);
+    return TS_min + static_cast<TS>(value - TS_min);
   }
 }
 

test/sanitizer_suppressions/ubsan

@@ -20,8 +20,6 @@ implicit-integer-sign-change:*/include/boost/
 implicit-integer-sign-change:*/include/c++/
 implicit-integer-sign-change:*/new_allocator.h
 implicit-integer-sign-change:crc32c/
-# implicit-integer-sign-change in FuzzedDataProvider's ConsumeIntegralInRange
-implicit-integer-sign-change:FuzzedDataProvider.h
 implicit-integer-sign-change:minisketch/
 implicit-signed-integer-truncation:*/include/c++/
 implicit-signed-integer-truncation:leveldb/