2 files changed, 60 insertions, 17 deletions
diff --git a/llvm/test/CodeGen/X86/mangle-question-mark.ll b/llvm/test/CodeGen/X86/mangle-question-mark.ll
new file mode 100644
index 00000000000..582f65d3987
--- /dev/null
+++ b/llvm/test/CodeGen/X86/mangle-question-mark.ll
@@ -0,0 +1,60 @@
+; Test that symbols starting with '?' are not affected by IR mangling.
+
+; RUN: llc -mtriple i686-pc-win32 < %s | FileCheck %s --check-prefix=COFF
+; RUN: llc -mtriple x86_64-pc-win32 < %s | FileCheck %s --check-prefix=COFF64
+; RUN: llc -mtriple i686-linux-gnu < %s | FileCheck %s --check-prefix=ELF
+; RUN: llc -mtriple i686-apple-darwin < %s | FileCheck %s --check-prefix=MACHO
+
+; Currently all object files allow escaping private symbols, but eventually we
+; might want to reject that.
+
+; COFF: calll "?withescape@A@@QBEXXZ"
+; COFF: calll "?withquestion@A@@QBEXXZ"
+; COFF: calll "L?privatequestion@A@@QBEXXZ"
+; COFF: calll "L?privatequestionfast@A@@QBEXXZ"
+; COFF: calll "?escapedprivate@A@@QBEXXZ"
+
+; COFF64: callq "?withescape@A@@QBEXXZ"
+; COFF64: callq "?withquestion@A@@QBEXXZ"
+; COFF64: callq ".L?privatequestion@A@@QBEXXZ"
+; COFF64: callq ".L?privatequestionfast@A@@QBEXXZ"
+; COFF64: callq "?escapedprivate@A@@QBEXXZ"
+
+; ELF: calll "?withescape@A@@QBEXXZ"
+; ELF: calll "?withquestion@A@@QBEXXZ"
+; ELF: calll ".L?privatequestion@A@@QBEXXZ"
+; ELF: calll ".L?privatequestionfast@A@@QBEXXZ"
+; ELF: calll "?escapedprivate@A@@QBEXXZ"
+
+; MACHO: calll "?withescape@A@@QBEXXZ"
+; MACHO: calll "_?withquestion@A@@QBEXXZ"
+; MACHO: calll "l_?privatequestion@A@@QBEXXZ"
+; MACHO: calll "l_?privatequestionfast@A@@QBEXXZ"
+; MACHO: calll "?escapedprivate@A@@QBEXXZ"
+
+%struct.A = type {}
+
+define i32 @main() {
+entry:
+  tail call void @"\01?withescape@A@@QBEXXZ"(%struct.A* null)
+  tail call void @"?withquestion@A@@QBEXXZ"(%struct.A* null)
+  tail call void @"?privatequestion@A@@QBEXXZ"(%struct.A* null)
+  tail call x86_fastcallcc void @"?privatequestionfast@A@@QBEXXZ"(%struct.A* null)
+  tail call void @"\01?escapedprivate@A@@QBEXXZ"(%struct.A* null)
+  ret i32 0
+}
+
+declare void @"\01?withescape@A@@QBEXXZ"(%struct.A*)
+declare void @"?withquestion@A@@QBEXXZ"(%struct.A*)
+
+define private void @"?privatequestion@A@@QBEXXZ"(%struct.A*) {
+  ret void
+}
+
+define private x86_fastcallcc void @"?privatequestionfast@A@@QBEXXZ"(%struct.A*) {
+  ret void
+}
+
+define private void @"\01?escapedprivate@A@@QBEXXZ"(%struct.A*) {
+  ret void
+}
diff --git a/llvm/test/MC/COFF/symbol-mangling.ll b/llvm/test/MC/COFF/symbol-mangling.ll
deleted file mode 100644
index f1b4b4becd0..00000000000
--- a/llvm/test/MC/COFF/symbol-mangling.ll
+++ /dev/null
@@ -1,17 +0,0 @@
-; The purpose of this test is to see if the MC layer properly handles symbol
-; names needing quoting on MS/Windows. This code is generated by clang when
-; using -cxx-abi microsoft.
-
-; RUN: llc -filetype=asm -mtriple i686-pc-win32 %s -o - | FileCheck %s
-
-; CHECK: ?sayhi@A@@QBEXXZ
-
-%struct.A = type {}
-
-define i32 @main() {
-entry:
-  tail call void @"\01?sayhi@A@@QBEXXZ"(%struct.A* null)
-  ret i32 0
-}
-
-declare void @"\01?sayhi@A@@QBEXXZ"(%struct.A*)