1; RUN: opt -safe-stack -S -mtriple=i386-pc-linux-gnu < %s -o - | FileCheck %s 2; RUN: opt -safe-stack -S -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s 3; RUN: opt -passes=safe-stack -S -mtriple=i386-pc-linux-gnu < %s -o - | FileCheck %s 4; RUN: opt -passes=safe-stack -S -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s 5 6@.str = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1 7 8; Addr-of a variable passed into an invoke instruction. 9; safestack attribute 10; Requires protector and stack restore after landing pad. 11define i32 @foo() uwtable safestack personality ptr @__gxx_personality_v0 { 12entry: 13 ; CHECK: %[[SP:.*]] = load ptr, ptr @__safestack_unsafe_stack_ptr 14 ; CHECK: %[[STATICTOP:.*]] = getelementptr i8, ptr %[[SP]], i32 -16 15 %a = alloca i32, align 4 16 %exn.slot = alloca ptr 17 %ehselector.slot = alloca i32 18 store i32 0, ptr %a, align 4 19 invoke void @_Z3exceptPi(ptr %a) 20 to label %invoke.cont unwind label %lpad 21 22invoke.cont: 23 ret i32 0 24 25lpad: 26 ; CHECK: landingpad 27 ; CHECK-NEXT: catch 28 %0 = landingpad { ptr, i32 } 29 catch ptr null 30 ; CHECK-NEXT: store ptr %[[STATICTOP]], ptr @__safestack_unsafe_stack_ptr 31 ret i32 0 32} 33 34declare void @_Z3exceptPi(ptr) 35declare i32 @__gxx_personality_v0(...) 36