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 6define void @f(i1 %d1, i1 %d2) safestack { 7entry: 8; CHECK-LABEL: define void @f( 9; CHECK: %[[USP:.*]] = load ptr, ptr @__safestack_unsafe_stack_ptr 10; CHECK-NEXT: getelementptr i8, ptr %[[USP]], i32 -16 11; CHECK: br i1 %d1, label %[[BB0:.*]], label %[[BB1:.*]] 12 %a = alloca i32, align 8 13 %b = alloca i32, align 8 14 br i1 %d1, label %bb0, label %bb1 15 16bb0: 17; CHECK: [[BB0]]: 18; CHECK: %[[Ai8:.*]] = getelementptr i8, ptr %unsafe_stack_ptr, i32 19; CHECK: br i1 20 br i1 %d2, label %bb2, label %bb2 21 22bb1: 23; CHECK: [[BB1]]: 24; CHECK: %[[Bi8:.*]] = getelementptr i8, ptr %unsafe_stack_ptr, i32 25; CHECK: br label 26 br label %bb2 27 28bb2: 29; CHECK: phi ptr [ %[[Ai8]], %[[BB0]] ], [ %[[Ai8]], %[[BB0]] ], [ %[[Bi8]], %[[BB1]] ] 30 %c = phi ptr [ %a, %bb0 ], [ %a, %bb0 ], [ %b, %bb1 ] 31 call void @capture(ptr %c) 32 ret void 33} 34 35declare void @capture(ptr) 36