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
6 @.str = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1
8 ; Addr-of in phi instruction
10 define void @foo() nounwind uwtable safestack {
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
19 if.then: ; preds = %entry
20 %call1 = call double @testi_aux() nounwind
21 store double %call1, ptr %x, align 8
24 if.else: ; preds = %entry
25 %cmp2 = fcmp ogt double %call, 1.000000e+00
26 br i1 %cmp2, label %if.then3, label %if.end4
28 if.then3: ; preds = %if.else
31 if.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
37 declare double @testi_aux()
38 declare i32 @printf(ptr, ...)