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1; RUN: opt < %s -mtriple aarch64-linux-android29 -passes=hwasan -S | FileCheck %s --check-prefixes=COMMON,LP,ARM2; RUN: opt < %s -mtriple x86_64-linux -hwasan-instrument-landing-pads -passes=hwasan -S | FileCheck %s --check-prefixes=COMMON,LP,X863; RUN: opt < %s -mtriple aarch64-linux-android30 -passes=hwasan -S | FileCheck %s --check-prefixes=COMMON,NOLP4 5target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"6target triple = "aarch64-unknown-linux-android"7 8define i32 @f() local_unnamed_addr sanitize_hwaddress personality ptr @__gxx_personality_v0 {9entry:10 invoke void @g()11 to label %return unwind label %lpad12 13lpad:14 ; COMMON: landingpad { ptr, i32 }15 ; COMMON-NEXT: catch ptr null16 %0 = landingpad { ptr, i32 }17 catch ptr null18 19 ; NOLP-NOT: call void @__hwasan_handle_vfork20 ; LP-NEXT: %[[X:[^ ]*]] = call i64 @llvm.read_register.i64(metadata ![[META:[^ ]*]])21 ; LP-NEXT: call void @__hwasan_handle_vfork(i64 %[[X]])22 23 %1 = extractvalue { ptr, i32 } %0, 024 %2 = tail call ptr @__cxa_begin_catch(ptr %1)25 tail call void @__cxa_end_catch()26 br label %return27return:28 %retval.0 = phi i32 [ 1, %lpad ], [ 0, %entry ]29 ret i32 %retval.030}31 32declare void @g() local_unnamed_addr33 34declare i32 @__gxx_personality_v0(...)35declare ptr @__cxa_begin_catch(ptr) local_unnamed_addr36declare void @__cxa_end_catch() local_unnamed_addr37 38; ARM: ![[META]] = !{!"sp"}39; X86: ![[META]] = !{!"rsp"}40