diff options
| -rw-r--r-- | llvm/lib/Transforms/Scalar/LICM.cpp | 1 | ||||
| -rw-r--r-- | llvm/test/Transforms/LICM/sinking.ll | 4 |
2 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Scalar/LICM.cpp b/llvm/lib/Transforms/Scalar/LICM.cpp index e3df80b19aa..ea6d46cc81a 100644 --- a/llvm/lib/Transforms/Scalar/LICM.cpp +++ b/llvm/lib/Transforms/Scalar/LICM.cpp @@ -393,6 +393,7 @@ bool llvm::sinkRegion(DomTreeNode *N, AliasAnalysis *AA, LoopInfo *LI, // used in the loop, instead, just delete it. if (isInstructionTriviallyDead(&I, TLI)) { DEBUG(dbgs() << "LICM deleting dead inst: " << I << '\n'); + salvageDebugInfo(I); ++II; CurAST->deleteValue(&I); I.eraseFromParent(); diff --git a/llvm/test/Transforms/LICM/sinking.ll b/llvm/test/Transforms/LICM/sinking.ll index 6d747877c58..3ff7bb2717b 100644 --- a/llvm/test/Transforms/LICM/sinking.ll +++ b/llvm/test/Transforms/LICM/sinking.ll @@ -1,4 +1,5 @@ ; RUN: opt < %s -basicaa -licm -S | FileCheck %s +; RUN: opt < %s -debugify -basicaa -licm -S | FileCheck %s -check-prefix=DEBUGIFY declare i32 @strlen(i8*) readonly nounwind @@ -249,6 +250,9 @@ Out: ; CHECK-LABEL: @test11( ; CHECK: Out: ; CHECK-NEXT: ret void + +; DEBUGIFY-LABEL: @test11( +; DEBUGIFY: call void @llvm.dbg.value(metadata %Ty* @X2, metadata {{.*}}, metadata !DIExpression(DW_OP_stack_value)) } @c = common global [1 x i32] zeroinitializer, align 4 |
