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-rw-r--r--clang/lib/Driver/ToolChains/Clang.cpp4
-rw-r--r--clang/test/Driver/codeview-column-info.c13
2 files changed, 16 insertions, 1 deletions
diff --git a/clang/lib/Driver/ToolChains/Clang.cpp b/clang/lib/Driver/ToolChains/Clang.cpp
index a2248ddaa90..6ad38bc0e40 100644
--- a/clang/lib/Driver/ToolChains/Clang.cpp
+++ b/clang/lib/Driver/ToolChains/Clang.cpp
@@ -2968,7 +2968,7 @@ static void RenderDebugOptions(const ToolChain &TC, const Driver &D,
// Forward -gcodeview. EmitCodeView might have been set by CL-compatibility
// argument parsing.
- if (Args.hasArg(options::OPT_gcodeview) || EmitCodeView) {
+ if (EmitCodeView) {
// DWARFVersion remains at 0 if no explicit choice was made.
CmdArgs.push_back("-gcodeview");
} else if (DWARFVersion == 0 &&
@@ -3567,6 +3567,8 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
types::ID InputType = Input.getType();
if (D.IsCLMode())
AddClangCLArgs(Args, InputType, CmdArgs, &DebugInfoKind, &EmitCodeView);
+ else
+ EmitCodeView = Args.hasArg(options::OPT_gcodeview);
const Arg *SplitDWARFArg = nullptr;
RenderDebugOptions(getToolChain(), D, RawTriple, Args, EmitCodeView,
diff --git a/clang/test/Driver/codeview-column-info.c b/clang/test/Driver/codeview-column-info.c
new file mode 100644
index 00000000000..9f2f016a5f8
--- /dev/null
+++ b/clang/test/Driver/codeview-column-info.c
@@ -0,0 +1,13 @@
+// Check that -dwarf-column-info does not get added to the cc1 line:
+// 1) When -gcodeview is present via the clang or clang++ driver
+// 2) When /Z7 is present via the cl driver.
+
+// RUN: %clang -### -c -g -gcodeview %s 2> %t1
+// RUN: FileCheck < %t1 %s
+// RUN: %clangxx -### -c -g -gcodeview %s 2> %t2
+// RUN: FileCheck < %t2 %s
+// RUN: %clang_cl -### /c /Z7 %s 2> %t2
+// RUN: FileCheck < %t2 %s
+
+// CHECK: "-cc1"
+// CHECK-NOT: "-dwarf-column-info"
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