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[C++11] More 'nullptr' conversion. In some cases just using a boolean check instead of comparing to nullptr.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206252 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper
2014-04-15 06:32:26 +00:00
parent eb19b8f58b
commit 0b6cb7104b
73 changed files with 461 additions and 456 deletions
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lib/DebugInfo/DWARFContext.cpp
+7 -8
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@@ -290,7 +290,7 @@ DWARFContext::getLineTableForCompileUnit(DWARFCompileUnit *cu) {
cu->getCompileUnitDIE()->getAttributeValueAsSectionOffset(
cu, DW_AT_stmt_list, -1U);
if (stmtOffset == -1U)
return 0; // No line table for this compile unit.
return nullptr; // No line table for this compile unit.
// See if the line table is cached.
if (const DWARFLineTable *lt = Line->getLineTable(stmtOffset))
@@ -408,7 +408,7 @@ DWARFCompileUnit *DWARFContext::getCompileUnitForOffset(uint32_t Offset) {
if (CU != CUs.end()) {
return CU->get();
}
return 0;
return nullptr;
}
DWARFCompileUnit *DWARFContext::getCompileUnitForAddress(uint64_t Address) {
@@ -423,8 +423,7 @@ static bool getFileNameForCompileUnit(DWARFCompileUnit *CU,
uint64_t FileIndex,
bool NeedsAbsoluteFilePath,
std::string &FileName) {
if (CU == 0 ||
LineTable == 0 ||
if (!CU || !LineTable ||
!LineTable->getFileNameByIndex(FileIndex, NeedsAbsoluteFilePath,
FileName))
return false;
@@ -446,7 +445,7 @@ static bool getFileLineInfoForCompileUnit(DWARFCompileUnit *CU,
bool NeedsAbsoluteFilePath,
std::string &FileName,
uint32_t &Line, uint32_t &Column) {
if (CU == 0 || LineTable == 0)
if (!CU || !LineTable)
return false;
// Get the index of row we're looking for in the line table.
uint32_t RowIndex = LineTable->lookupAddress(Address);
@@ -560,7 +559,7 @@ DIInliningInfo DWARFContext::getInliningInfoForAddress(uint64_t Address,
DIInliningInfo InliningInfo;
uint32_t CallFile = 0, CallLine = 0, CallColumn = 0;
const DWARFLineTable *LineTable = 0;
const DWARFLineTable *LineTable = nullptr;
for (uint32_t i = 0, n = InlinedChain.DIEs.size(); i != n; i++) {
const DWARFDebugInfoEntryMinimal &FunctionDIE = InlinedChain.DIEs[i];
std::string FileName = "<invalid>";
@@ -670,7 +669,7 @@ DWARFContextInMemory::DWARFContextInMemory(object::ObjectFile *Obj)
.Case("debug_str_offsets.dwo", &StringOffsetDWOSection)
.Case("debug_addr", &AddrSection)
// Any more debug info sections go here.
.Default(0);
.Default(nullptr);
if (SectionData) {
*SectionData = data;
if (name == "debug_ranges") {
@@ -701,7 +700,7 @@ DWARFContextInMemory::DWARFContextInMemory(object::ObjectFile *Obj)
.Case("debug_loc", &LocSection.Relocs)
.Case("debug_info.dwo", &InfoDWOSection.Relocs)
.Case("debug_line", &LineSection.Relocs)
.Default(0);
.Default(nullptr);
if (!Map) {
// Find debug_types relocs by section rather than name as there are
// multiple, comdat grouped, debug_types sections.