[PATCH] D134825: [clang] Add debug info in MicrosoftCXXABI::EmitVirtualMemPtrThunk()
Arthur Eubanks via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Wed Sep 28 13:29:43 PDT 2022
aeubanks updated this revision to Diff 463669.
aeubanks edited the summary of this revision.
aeubanks added a comment.
update test
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D134825/new/
https://reviews.llvm.org/D134825
Files:
clang/lib/CodeGen/MicrosoftCXXABI.cpp
clang/test/CodeGenCXX/microsoft-abi-member-pointers-debug-info.cpp
Index: clang/test/CodeGenCXX/microsoft-abi-member-pointers-debug-info.cpp
===================================================================
--- /dev/null
+++ clang/test/CodeGenCXX/microsoft-abi-member-pointers-debug-info.cpp
@@ -0,0 +1,14 @@
+// RUN: %clang_cc1 -std=c++11 -debug-info-kind=line-tables-only -fno-rtti -emit-llvm %s -o - -triple=x86_64-pc-win32 -fms-extensions | FileCheck %s
+
+struct Task {
+ virtual void Run() = 0;
+};
+
+auto b = &Task::Run;
+
+// CHECK: define {{.*}}@"??_9Task@@$BA at AA"
+// CHECK-NOT: define
+// CHECK: musttail call {{.*}}, !dbg ![[DBG:[0-9]+]]
+
+// CHECK: ![[DBG]] = !DILocation(line: 4
+
Index: clang/lib/CodeGen/MicrosoftCXXABI.cpp
===================================================================
--- clang/lib/CodeGen/MicrosoftCXXABI.cpp
+++ clang/lib/CodeGen/MicrosoftCXXABI.cpp
@@ -2083,6 +2083,8 @@
// Start defining the function.
CGF.StartFunction(GlobalDecl(), FnInfo.getReturnType(), ThunkFn, FnInfo,
FunctionArgs, MD->getLocation(), SourceLocation());
+
+ ApplyDebugLocation AL(CGF, MD->getLocation());
setCXXABIThisValue(CGF, loadIncomingCXXThis(CGF));
// Load the vfptr and then callee from the vftable. The callee should have
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