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Diffstat (limited to 'test/Transforms/SafeStack/escape-select-call.ll')
| -rw-r--r-- | test/Transforms/SafeStack/escape-select-call.ll | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/test/Transforms/SafeStack/escape-select-call.ll b/test/Transforms/SafeStack/escape-select-call.ll new file mode 100644 index 000000000000..9e54dd8e1401 --- /dev/null +++ b/test/Transforms/SafeStack/escape-select-call.ll @@ -0,0 +1,22 @@ +; 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 select instruction +; safestack attribute +; 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 + %cmp2 = fcmp ogt double %call, 0.000000e+00 + %y.1 = select i1 %cmp2, double* %x, double* null + %call2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), double* %y.1) + ret void +} + +declare double @testi_aux() +declare i32 @printf(i8*, ...) |