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%struct.pair = type { i32, i32 } 7 8@.str = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1 9 10; Addr-of struct element, GEP followed by callinst. 11; safestack attribute 12; Requires protector. 13define void @foo() nounwind uwtable safestack { 14entry: 15 ; CHECK: __safestack_unsafe_stack_ptr 16 %c = alloca %struct.pair, align 4 17 %y = getelementptr inbounds %struct.pair, ptr %c, i64 0, i32 1 18 %call = call i32 (ptr, ...) @printf(ptr @.str, ptr %y) nounwind 19 ret void 20} 21 22declare i32 @printf(ptr, ...) 23