This revision was automatically updated to reflect the committed changes.
Closed by commit rGda83e9627352: Fix a regression in macOS-style path
remapping. (authored by aprantl).
Herald added a project: LLDB.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D70037/new/
https://reviews.llvm.org/D70037
Files:
lldb/packages/Python/lldbsuite/test/macosx/DBGSourcePathRemapping/Inputs/main.c
lldb/packages/Python/lldbsuite/test/macosx/DBGSourcePathRemapping/Inputs/relative.c
lldb/packages/Python/lldbsuite/test/macosx/DBGSourcePathRemapping/Makefile
lldb/packages/Python/lldbsuite/test/macosx/DBGSourcePathRemapping/TestDSYMSourcePathRemapping.py
lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
Index: lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
===================================================================
--- lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
+++ lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
@@ -179,6 +179,23 @@
return *line_table;
}
+static llvm::Optional<std::string>
+GetFileByIndex(const llvm::DWARFDebugLine::Prologue &prologue, size_t idx,
+ llvm::StringRef compile_dir, FileSpec::Style style) {
+ // Try to get an absolute path first.
+ std::string abs_path;
+ auto absolute = llvm::DILineInfoSpecifier::FileLineInfoKind::AbsoluteFilePath;
+ if (prologue.getFileNameByIndex(idx, compile_dir, absolute, abs_path, style))
+ return std::move(abs_path);
+
+ // Otherwise ask for a relative path.
+ std::string rel_path;
+ auto relative = llvm::DILineInfoSpecifier::FileLineInfoKind::Default;
+ if (!prologue.getFileNameByIndex(idx, compile_dir, relative, rel_path, style))
+ return {};
+ return std::move(rel_path);
+}
+
static FileSpecList ParseSupportFilesFromPrologue(
const lldb::ModuleSP &module,
const llvm::DWARFDebugLine::Prologue &prologue, FileSpec::Style style,
@@ -188,27 +205,12 @@
const size_t number_of_files = prologue.FileNames.size();
for (size_t idx = 1; idx <= number_of_files; ++idx) {
- std::string original_file;
- if (!prologue.getFileNameByIndex(
- idx, compile_dir,
- llvm::DILineInfoSpecifier::FileLineInfoKind::Default, original_file,
- style)) {
- // Always add an entry so the indexes remain correct.
- support_files.EmplaceBack();
- continue;
- }
-
std::string remapped_file;
- if (!prologue.getFileNameByIndex(
- idx, compile_dir,
- llvm::DILineInfoSpecifier::FileLineInfoKind::AbsoluteFilePath,
- remapped_file, style)) {
- // Always add an entry so the indexes remain correct.
- support_files.EmplaceBack(original_file, style);
- continue;
- }
+ if (auto file_path = GetFileByIndex(prologue, idx, compile_dir, style))
+ if (!module->RemapSourceFile(llvm::StringRef(*file_path), remapped_file))
+ remapped_file = std::move(*file_path);
- module->RemapSourceFile(llvm::StringRef(original_file), remapped_file);
+ // Unconditionally add an entry, so the indices match up.
support_files.EmplaceBack(remapped_file, style);
}
Index: lldb/packages/Python/lldbsuite/test/macosx/DBGSourcePathRemapping/TestDSYMSourcePathRemapping.py
===================================================================
--- lldb/packages/Python/lldbsuite/test/macosx/DBGSourcePathRemapping/TestDSYMSourcePathRemapping.py
+++ lldb/packages/Python/lldbsuite/test/macosx/DBGSourcePathRemapping/TestDSYMSourcePathRemapping.py
@@ -17,7 +17,7 @@
lldbutil.mkdir_p(botdir)
lldbutil.mkdir_p(userdir)
import shutil
- for f in ['main.c']:
+ for f in ['main.c', 'relative.c']:
shutil.copyfile(os.path.join(inputs, f), os.path.join(botdir, f))
shutil.copyfile(os.path.join(inputs, f), os.path.join(userdir, f))
@@ -52,5 +52,10 @@
@skipIf(debug_info=no_match("dsym"))
def test(self):
self.build()
- lldbutil.run_to_name_breakpoint(self, 'main')
- self.expect("source list", substrs=["Hello World"])
+
+ target, process, _, _ = lldbutil.run_to_name_breakpoint(
+ self, 'main')
+ self.expect("source list -n main", substrs=["Hello Absolute"])
+ bkpt = target.BreakpointCreateByName('relative')
+ lldbutil.continue_to_breakpoint(process, bkpt)
+ self.expect("source list -n relative", substrs=["Hello Relative"])
Index: lldb/packages/Python/lldbsuite/test/macosx/DBGSourcePathRemapping/Makefile
===================================================================
--- lldb/packages/Python/lldbsuite/test/macosx/DBGSourcePathRemapping/Makefile
+++ lldb/packages/Python/lldbsuite/test/macosx/DBGSourcePathRemapping/Makefile
@@ -1,5 +1,10 @@
BOTDIR = $(BUILDDIR)/buildbot
USERDIR = $(BUILDDIR)/user
C_SOURCES = $(BOTDIR)/main.c
+LD_EXTRAS = $(BOTDIR)/relative.o
include Makefile.rules
+
+$(EXE): relative.o
+relative.o: $(BOTDIR)/relative.c
+ cd $(BOTDIR) && $(CC) -c $(CFLAGS) -o $@ relative.c
Index: lldb/packages/Python/lldbsuite/test/macosx/DBGSourcePathRemapping/Inputs/relative.c
===================================================================
--- /dev/null
+++ lldb/packages/Python/lldbsuite/test/macosx/DBGSourcePathRemapping/Inputs/relative.c
@@ -0,0 +1,5 @@
+void stop() {}
+void relative() {
+ stop();
+ // Hello Relative!
+}
Index: lldb/packages/Python/lldbsuite/test/macosx/DBGSourcePathRemapping/Inputs/main.c
===================================================================
--- lldb/packages/Python/lldbsuite/test/macosx/DBGSourcePathRemapping/Inputs/main.c
+++ lldb/packages/Python/lldbsuite/test/macosx/DBGSourcePathRemapping/Inputs/main.c
@@ -1,8 +1,8 @@
-void stop() {}
+void relative();
int main()
{
- stop();
- // Hello World!
+ relative();
+ // Hello Absolute!
return 0;
}
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