[DTLTO][ELF][COFF] Archive support for DTLTO - Fixed crash in lld/COFF/LTO.cpp.

kbelochapka · kbelochapka · commit d61b60653dc5 · 2025-09-09T02:38:57.000-07:00
diff --git a/lld/COFF/LTO.cpp b/lld/COFF/LTO.cpp
@@ -133,11 +133,11 @@ BitcodeCompiler::BitcodeCompiler(COFFLinkerContext &c) : ctx(c) {
         llvm::heavyweight_hardware_concurrency(ctx.config.thinLTOJobs));
   }
 
-  if (!ctx.config.dtltoDistributor.empty())
-    ltoObj->Dtlto = true;
-
   ltoObj = std::make_unique<lto::LTO>(createConfig(), backend,
                                       ctx.config.ltoPartitions);
+
+  if (!ctx.config.dtltoDistributor.empty())
+    ltoObj->Dtlto = true;
 }
 
 BitcodeCompiler::~BitcodeCompiler() = default;

Original file line number	Diff line number	Diff line change
`@@ -133,11 +133,11 @@ BitcodeCompiler::BitcodeCompiler(COFFLinkerContext &c) : ctx(c) {`
`133`	`133`	`llvm::heavyweight_hardware_concurrency(ctx.config.thinLTOJobs));`
`134`	`134`	`}`
`135`	`135`
`136`		`- if (!ctx.config.dtltoDistributor.empty())`
`137`		`- ltoObj->Dtlto = true;`
`138`		`-`
`139`	`136`	`ltoObj = std::make_unique<lto::LTO>(createConfig(), backend,`
`140`	`137`	`ctx.config.ltoPartitions);`
	`138`	`+`
	`139`	`+ if (!ctx.config.dtltoDistributor.empty())`
	`140`	`+ ltoObj->Dtlto = true;`
`141`	`141`	`}`
`142`	`142`
`143`	`143`	`BitcodeCompiler::~BitcodeCompiler() = default;`