| ; RUN: opt -safe-stack -S -mtriple=i386-pc-linux-gnu < %s -o - | FileCheck %s |
| ; RUN: opt -safe-stack -S -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s |
| |
| @.str = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1 |
| |
| ; Addr-of in phi instruction |
| ; Requires protector. |
| define void @foo() nounwind uwtable safestack { |
| entry: |
| ; CHECK: __safestack_unsafe_stack_ptr |
| %x = alloca double, align 8 |
| %call = call double @testi_aux() nounwind |
| store double %call, double* %x, align 8 |
| %cmp = fcmp ogt double %call, 3.140000e+00 |
| br i1 %cmp, label %if.then, label %if.else |
| |
| if.then: ; preds = %entry |
| %call1 = call double @testi_aux() nounwind |
| store double %call1, double* %x, align 8 |
| br label %if.end4 |
| |
| if.else: ; preds = %entry |
| %cmp2 = fcmp ogt double %call, 1.000000e+00 |
| br i1 %cmp2, label %if.then3, label %if.end4 |
| |
| if.then3: ; preds = %if.else |
| br label %if.end4 |
| |
| if.end4: ; preds = %if.else, %if.then3, %if.then |
| %y.0 = phi double* [ null, %if.then ], [ %x, %if.then3 ], [ null, %if.else ] |
| %call5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), double* %y.0) nounwind |
| ret void |
| } |
| |
| declare double @testi_aux() |
| declare i32 @printf(i8*, ...) |
