Author: adrian
Date: Fri Aug 4 16:08:57 2017
New Revision: 310147
URL: http://llvm.org/viewvc/llvm-project?rev=310147&view=rev
Log:
Debug Info: Set the DICompileUnit's isOptimized flag when compiling with LTO.
rdar://problem/27640939
Added:
cfe/trunk/test/CodeGen/debug-info-lto.c
Modified:
cfe/trunk/lib/CodeGen/CGDebugInfo.cpp
Modified: cfe/trunk/lib/CodeGen/CGDebugInfo.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGDebugInfo.cpp?rev=310147&r1=310146&r2=310147&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGDebugInfo.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGDebugInfo.cpp Fri Aug 4 16:08:57 2017
@@ -527,16 +527,15 @@ void CGDebugInfo::CreateCompileUnit() {
// Create new compile unit.
// FIXME - Eliminate TheCU.
+ auto &CGOpts = CGM.getCodeGenOpts();
TheCU = DBuilder.createCompileUnit(
LangTag,
DBuilder.createFile(remapDIPath(MainFileName),
remapDIPath(getCurrentDirname()), CSKind, Checksum),
- Producer, LO.Optimize, CGM.getCodeGenOpts().DwarfDebugFlags, RuntimeVers,
- CGM.getCodeGenOpts().EnableSplitDwarf
- ? ""
- : CGM.getCodeGenOpts().SplitDwarfFile,
- EmissionKind, 0 /* DWOid */, CGM.getCodeGenOpts().SplitDwarfInlining,
- CGM.getCodeGenOpts().DebugInfoForProfiling);
+ Producer, LO.Optimize || CGOpts.PrepareForLTO || CGOpts.EmitSummaryIndex,
+ CGOpts.DwarfDebugFlags, RuntimeVers,
+ CGOpts.EnableSplitDwarf ? "" : CGOpts.SplitDwarfFile, EmissionKind,
+ 0 /* DWOid */, CGOpts.SplitDwarfInlining, CGOpts.DebugInfoForProfiling);
}
llvm::DIType *CGDebugInfo::CreateType(const BuiltinType *BT) {
Added: cfe/trunk/test/CodeGen/debug-info-lto.c
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/debug-info-lto.c?rev=310147&view=auto
==============================================================================
--- cfe/trunk/test/CodeGen/debug-info-lto.c (added)
+++ cfe/trunk/test/CodeGen/debug-info-lto.c Fri Aug 4 16:08:57 2017
@@ -0,0 +1,4 @@
+// RUN: %clang_cc1 -flto -emit-llvm -debug-info-kind=standalone %s -o - |
FileCheck %s
+// RUN: %clang_cc1 -flto=thin -emit-llvm -debug-info-kind=standalone %s -o - |
FileCheck %s
+// The "o" in LTO stands for optimization!
+// CHECK: !DICompileUnit({{.*}} isOptimized: true
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