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LibDebug: Fix build with -O2

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It turns out that LibDebug was the only thing that couldn't be built
with -O2. We were neglecting to deal with some stream read errors.
This commit is contained in:
Andreas Kling 2021-02-23 19:23:54 +01:00
parent 22b8110554
commit 4172a46fb5
1 changed files with 14 additions and 0 deletions
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14
Userland/Libraries/LibDebug/Dwarf/DIE.cpp
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@ -76,6 +76,7 @@ DIE::AttributeValue DIE::get_attribute_value(AttributeDataForm form,
case AttributeDataForm::StringPointer: {
u32 offset;
debug_info_stream >> offset;
ASSERT(!debug_info_stream.has_any_error());
value.type = AttributeValue::Type::String;
auto strings_data = m_compilation_unit.dwarf_info().debug_strings_data();
@ -85,6 +86,7 @@ DIE::AttributeValue DIE::get_attribute_value(AttributeDataForm form,
case AttributeDataForm::Data1: {
u8 data;
debug_info_stream >> data;
ASSERT(!debug_info_stream.has_any_error());
value.type = AttributeValue::Type::UnsignedNumber;
value.data.as_u32 = data;
break;
@ -92,6 +94,7 @@ DIE::AttributeValue DIE::get_attribute_value(AttributeDataForm form,
case AttributeDataForm::Data2: {
u16 data;
debug_info_stream >> data;
ASSERT(!debug_info_stream.has_any_error());
value.type = AttributeValue::Type::UnsignedNumber;
value.data.as_u32 = data;
break;
@ -99,6 +102,7 @@ DIE::AttributeValue DIE::get_attribute_value(AttributeDataForm form,
case AttributeDataForm::Addr: {
u32 address;
debug_info_stream >> address;
ASSERT(!debug_info_stream.has_any_error());
value.type = AttributeValue::Type::UnsignedNumber;
value.data.as_u32 = address;
break;
@ -106,6 +110,7 @@ DIE::AttributeValue DIE::get_attribute_value(AttributeDataForm form,
case AttributeDataForm::SData: {
ssize_t data;
debug_info_stream.read_LEB128_signed(data);
ASSERT(!debug_info_stream.has_any_error());
value.type = AttributeValue::Type::SignedNumber;
value.data.as_i32 = data;
break;
@ -113,6 +118,7 @@ DIE::AttributeValue DIE::get_attribute_value(AttributeDataForm form,
case AttributeDataForm::SecOffset: {
u32 data;
debug_info_stream >> data;
ASSERT(!debug_info_stream.has_any_error());
value.type = AttributeValue::Type::SecOffset;
value.data.as_u32 = data;
break;
@ -120,6 +126,7 @@ DIE::AttributeValue DIE::get_attribute_value(AttributeDataForm form,
case AttributeDataForm::Data4: {
u32 data;
debug_info_stream >> data;
ASSERT(!debug_info_stream.has_any_error());
value.type = AttributeValue::Type::UnsignedNumber;
value.data.as_u32 = data;
break;
@ -127,6 +134,7 @@ DIE::AttributeValue DIE::get_attribute_value(AttributeDataForm form,
case AttributeDataForm::Ref4: {
u32 data;
debug_info_stream >> data;
ASSERT(!debug_info_stream.has_any_error());
value.type = AttributeValue::Type::DieReference;
value.data.as_u32 = data + m_compilation_unit.offset();
break;
@ -139,6 +147,7 @@ DIE::AttributeValue DIE::get_attribute_value(AttributeDataForm form,
case AttributeDataForm::ExprLoc: {
size_t length;
debug_info_stream.read_LEB128_unsigned(length);
ASSERT(!debug_info_stream.has_any_error());
value.type = AttributeValue::Type::DwarfExpression;
assign_raw_bytes_value(length);
break;
@ -147,6 +156,7 @@ DIE::AttributeValue DIE::get_attribute_value(AttributeDataForm form,
String str;
u32 str_offset = debug_info_stream.offset();
debug_info_stream >> str;
ASSERT(!debug_info_stream.has_any_error());
value.type = AttributeValue::Type::String;
value.data.as_string = reinterpret_cast<const char*>(str_offset + m_compilation_unit.dwarf_info().debug_info_data().data());
break;
@ -155,6 +165,7 @@ DIE::AttributeValue DIE::get_attribute_value(AttributeDataForm form,
value.type = AttributeValue::Type::RawBytes;
u8 length;
debug_info_stream >> length;
ASSERT(!debug_info_stream.has_any_error());
assign_raw_bytes_value(length);
break;
}
@ -162,6 +173,7 @@ DIE::AttributeValue DIE::get_attribute_value(AttributeDataForm form,
value.type = AttributeValue::Type::RawBytes;
u16 length;
debug_info_stream >> length;
ASSERT(!debug_info_stream.has_any_error());
assign_raw_bytes_value(length);
break;
}
@ -169,6 +181,7 @@ DIE::AttributeValue DIE::get_attribute_value(AttributeDataForm form,
value.type = AttributeValue::Type::RawBytes;
u32 length;
debug_info_stream >> length;
ASSERT(!debug_info_stream.has_any_error());
assign_raw_bytes_value(length);
break;
}
@ -176,6 +189,7 @@ DIE::AttributeValue DIE::get_attribute_value(AttributeDataForm form,
value.type = AttributeValue::Type::RawBytes;
size_t length;
debug_info_stream.read_LEB128_unsigned(length);
ASSERT(!debug_info_stream.has_any_error());
assign_raw_bytes_value(length);
break;
}