1; RUN: opt -bdce -S < %s | FileCheck %s 2 3declare i32 @strlen(i8*) readonly nounwind 4 5define void @test1() { 6 call i32 @strlen( i8* null ) 7 ret void 8 9; CHECK-LABEL: @test1 10; CHECK-NOT: call 11; CHECK: ret void 12} 13 14define i32 @test2() personality i32 (...)* @__gxx_personality_v0 { 15 ; invoke of pure function should not be deleted! 16 invoke i32 @strlen( i8* null ) readnone 17 to label %Cont unwind label %Other 18 19Cont: ; preds = %0 20 ret i32 0 21 22Other: ; preds = %0 23 %exn = landingpad {i8*, i32} 24 cleanup 25 ret i32 1 26 27; CHECK-LABEL: @test2 28; CHECK: invoke 29; CHECK: ret i32 1 30} 31 32declare i32 @__gxx_personality_v0(...) 33 34