try to fix the strict alias error

vesoft-inc · Sep 29, 2021 · 303e4b3 · 303e4b3
1 parent 36255ec
commit 303e4b3
Showing 1 changed file with 8 additions and 4 deletions.
diff --git a/src/common/utils/IndexKeyUtils.h b/src/common/utils/IndexKeyUtils.h
@@ -202,9 +202,11 @@ class IndexKeyUtils final {
  * TODO : now, the -(std::numeric_limits<double>::min())
  * have a problem of precision overflow. current return value is -nan.
  */
- auto i = *reinterpret_cast<const int64_t*>(static_cast<void*>(&v));
+ auto* c1 = reinterpret_cast<const char*>(&v);
+ auto i = *reinterpret_cast<const int64_t*>(c1);
  i = -(std::numeric_limits<int64_t>::max() + i);
- v = *reinterpret_cast<const double*>(static_cast<void*>(&i));
+ auto* c2 = reinterpret_cast<const char*>(&i);
+ v = *reinterpret_cast<const double*>(c2);
  }
  auto val = folly::Endian::big(v);
  auto* c = reinterpret_cast<char*>(&val);
@@ -221,9 +223,11 @@ class IndexKeyUtils final {
  auto val = *reinterpret_cast<const double*>(v);
  val = folly::Endian::big(val);
  if (val < 0) {
- auto i = *reinterpret_cast<const int64_t*>(static_cast<void*>(&val));
+ auto* c1 = reinterpret_cast<const char*>(&val);
+ auto i = *reinterpret_cast<const int64_t*>(c1);
  i = -(std::numeric_limits<int64_t>::max() + i);
- val = *reinterpret_cast<const double*>(static_cast<void*>(&i));
+ auto* c2 = reinterpret_cast<const char*>(&i);
+ val = *reinterpret_cast<const double*>(c2);
  }
  return val;
  }