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1f84a491a4
Fix lifetime call in landingpad blocks simplifycfg from removing the landingpad. Reviewed By: rnk Differential Revision: https://reviews.llvm.org/D77188
34 lines
932 B
LLVM
34 lines
932 B
LLVM
; RUN: opt < %s -simplifycfg -S | FileCheck %s
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; CHECK-LABEL: define void @foo
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define void @foo() personality i32 (...)* @__gxx_personality_v0 {
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entry:
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; CHECK: alloca i8
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; CHECK: call void @llvm.lifetime.start.p0i8
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; CHECK: call void @bar()
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; CHECK: call void @llvm.lifetime.end.p0i8
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; CHECK: ret void
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%a = alloca i8
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call void @llvm.lifetime.start.p0i8(i64 1, i8* nonnull %a) nounwind
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invoke void @bar() to label %invoke.cont unwind label %lpad
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invoke.cont:
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call void @llvm.lifetime.end.p0i8(i64 1, i8* nonnull %a) nounwind
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ret void
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lpad:
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; CHECK-NOT: landingpad
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%b = landingpad { i8*, i32 }
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cleanup
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call void @llvm.lifetime.end.p0i8(i64 1, i8* nonnull %a) nounwind
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resume { i8*, i32 } %b
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}
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declare void @bar()
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declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture) nounwind
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declare void @llvm.lifetime.end.p0i8(i64 immarg, i8* nocapture) nounwind
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declare i32 @__gxx_personality_v0(...)
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