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 4%struct.pair = type { i32, i32 } 5 6@.str = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1 7 8; Addr-of struct element, GEP followed by callinst. 9; safestack attribute 10; Requires protector. 11define void @foo() nounwind uwtable safestack { 12entry: 13 ; CHECK: __safestack_unsafe_stack_ptr 14 %c = alloca %struct.pair, align 4 15 %y = getelementptr inbounds %struct.pair, %struct.pair* %c, i64 0, i32 1 16 %call = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32* %y) nounwind 17 ret void 18} 19 20declare i32 @printf(i8*, ...) 21