AK, LibGfx, LibGUI: Initialize various variables to zero.

The not initialized variables can lead to compiler warnings that become errors with the -Werror flag.
rkm · Feb 25, 2020 · 074d935 · 074d935
1 parent cbf2881
commit 074d935
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Showing 5 changed files with 10 additions and 10 deletions.
diff --git a/AK/Utf8View.cpp b/AK/Utf8View.cpp
@@ -152,7 +152,7 @@ Utf8CodepointIterator& Utf8CodepointIterator::operator++()
 {
  ASSERT(m_length > 0);
 
- int codepoint_length_in_bytes;
+ int codepoint_length_in_bytes = 0;
  u32 value;
  bool first_byte_makes_sense = decode_first_byte(*m_ptr, codepoint_length_in_bytes, value);
 
@@ -169,7 +169,7 @@ Utf8CodepointIterator& Utf8CodepointIterator::operator++()
 int Utf8CodepointIterator::codepoint_length_in_bytes() const
 {
  ASSERT(m_length > 0);
- int codepoint_length_in_bytes;
+ int codepoint_length_in_bytes = 0;
  u32 value;
  bool first_byte_makes_sense = decode_first_byte(*m_ptr, codepoint_length_in_bytes, value);
  ASSERT(first_byte_makes_sense);
@@ -180,8 +180,8 @@ u32 Utf8CodepointIterator::operator*() const
 {
  ASSERT(m_length > 0);
 
- u32 codepoint_value_so_far;
- int codepoint_length_in_bytes;
+ u32 codepoint_value_so_far = 0;
+ int codepoint_length_in_bytes = 0;
 
  bool first_byte_makes_sense = decode_first_byte(m_ptr[0], codepoint_length_in_bytes, codepoint_value_so_far);
  if (!first_byte_makes_sense) {

diff --git a/Libraries/LibGfx/Color.cpp b/Libraries/LibGfx/Color.cpp
@@ -352,7 +352,7 @@ const LogStream& operator<<(const LogStream& stream, Color value)
 
 bool IPC::decode(BufferStream& stream, Color& color)
 {
- u32 rgba;
+ u32 rgba = 0;
  stream >> rgba;
  if (stream.handle_read_failure())
  return false;

diff --git a/Libraries/LibGfx/GIFLoader.cpp b/Libraries/LibGfx/GIFLoader.cpp
@@ -200,7 +200,7 @@ RefPtr<Gfx::Bitmap> load_gif_impl(const u8* data, size_t data_size)
  if (sentinel == 0x2c) {
  images.append(make<ImageDescriptor>());
  auto& image = images.last();
- u8 packed_fields;
+ u8 packed_fields { 0 };
  stream >> image.x;
  stream >> image.y;
  stream >> image.width;

diff --git a/Libraries/LibGfx/Point.cpp b/Libraries/LibGfx/Point.cpp
@@ -46,8 +46,8 @@ namespace IPC {
 
 bool decode(BufferStream& stream, Gfx::Point& point)
 {
- int x;
- int y;
+ int x = 0;
+ int y = 0;
  stream >> x;
  stream >> y;
  if (stream.handle_read_failure())

diff --git a/Libraries/LibGfx/Size.cpp b/Libraries/LibGfx/Size.cpp
@@ -46,8 +46,8 @@ namespace IPC {
 
 bool decode(BufferStream& stream, Gfx::Size& size)
 {
- int width;
- int height;
+ int width = 0;
+ int height = 0;
  stream >> width;
  stream >> height;
  if (stream.handle_read_failure())