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 in phi instruction 9; Requires protector. 10define void @foo() nounwind uwtable safestack { 11entry: 12 ; CHECK: __safestack_unsafe_stack_ptr 13 %x = alloca double, align 8 14 %call = call double @testi_aux() nounwind 15 store double %call, ptr %x, align 8 16 %cmp = fcmp ogt double %call, 3.140000e+00 17 br i1 %cmp, label %if.then, label %if.else 18 19if.then: ; preds = %entry 20 %call1 = call double @testi_aux() nounwind 21 store double %call1, ptr %x, align 8 22 br label %if.end4 23 24if.else: ; preds = %entry 25 %cmp2 = fcmp ogt double %call, 1.000000e+00 26 br i1 %cmp2, label %if.then3, label %if.end4 27 28if.then3: ; preds = %if.else 29 br label %if.end4 30 31if.end4: ; preds = %if.else, %if.then3, %if.then 32 %y.0 = phi ptr [ null, %if.then ], [ %x, %if.then3 ], [ null, %if.else ] 33 %call5 = call i32 (ptr, ...) @printf(ptr @.str, ptr %y.0) nounwind 34 ret void 35} 36 37declare double @testi_aux() 38declare i32 @printf(ptr, ...) 39