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| author | Evgeniy Stepanov <eugeni.stepanov@gmail.com> | 2016-07-25 19:25:40 +0000 |
|---|---|---|
| committer | Evgeniy Stepanov <eugeni.stepanov@gmail.com> | 2016-07-25 19:25:40 +0000 |
| commit | 8d78bd504178b73c560e6b9cdac6a2bfb6bf145f (patch) | |
| tree | 7e417408547d0e6932cea8f24779e5b6d9d87c3e /llvm/test/Transforms/SafeStack/layout-region-split.ll | |
| parent | cdae95bef202c34adb65d195bed5d8d7bc77703c (diff) | |
| download | bcm5719-llvm-8d78bd504178b73c560e6b9cdac6a2bfb6bf145f.tar.gz bcm5719-llvm-8d78bd504178b73c560e6b9cdac6a2bfb6bf145f.zip | |
Fix invalid iterator use in safestack coloring.
llvm-svn: 276676
Diffstat (limited to 'llvm/test/Transforms/SafeStack/layout-region-split.ll')
| -rw-r--r-- | llvm/test/Transforms/SafeStack/layout-region-split.ll | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/llvm/test/Transforms/SafeStack/layout-region-split.ll b/llvm/test/Transforms/SafeStack/layout-region-split.ll new file mode 100644 index 00000000000..ceb18bb70c2 --- /dev/null +++ b/llvm/test/Transforms/SafeStack/layout-region-split.ll @@ -0,0 +1,84 @@ +; Regression test for safestack layout. Used to fail with asan. +; RUN: opt -safe-stack -S -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s + +define void @f() safestack { +; CHECK-LABEL: define void @f +entry: +; CHECK: %[[USP:.*]] = load i8*, i8** @__safestack_unsafe_stack_ptr +; CHECK: getelementptr i8, i8* %[[USP]], i32 -224 + + %x0 = alloca i8, align 16 + %x1 = alloca i8, align 16 + %x2 = alloca i8, align 16 + %x3 = alloca i8, align 16 + %x4 = alloca i8, align 16 + %x5 = alloca i8, align 16 + %x6 = alloca i8, align 16 + %x7 = alloca i8, align 16 + %x8 = alloca i8, align 16 + %x9 = alloca i8, align 16 + %x10 = alloca i8, align 16 + %x11 = alloca i8, align 16 + %x12 = alloca i8, align 16 + %x13 = alloca i8, align 16 + %y0 = alloca i8, align 2 + %y1 = alloca i8, align 2 + %y2 = alloca i8, align 2 + %y3 = alloca i8, align 2 + %y4 = alloca i8, align 2 + %y5 = alloca i8, align 2 + %y6 = alloca i8, align 2 + %y7 = alloca i8, align 2 + %y8 = alloca i8, align 2 + +; CHECK: getelementptr i8, i8* %[[USP]], i32 -16 + call void @capture8(i8* %x0) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -32 + call void @capture8(i8* %x1) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -48 + call void @capture8(i8* %x2) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -64 + call void @capture8(i8* %x3) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -80 + call void @capture8(i8* %x4) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -96 + call void @capture8(i8* %x5) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -112 + call void @capture8(i8* %x6) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -128 + call void @capture8(i8* %x7) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -144 + call void @capture8(i8* %x8) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -160 + call void @capture8(i8* %x9) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -176 + call void @capture8(i8* %x10) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -192 + call void @capture8(i8* %x11) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -208 + call void @capture8(i8* %x12) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -224 + call void @capture8(i8* %x13) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -2 + call void @capture8(i8* %y0) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -4 + call void @capture8(i8* %y1) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -6 + call void @capture8(i8* %y2) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -8 + call void @capture8(i8* %y3) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -10 + call void @capture8(i8* %y4) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -12 + call void @capture8(i8* %y5) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -14 + call void @capture8(i8* %y6) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -18 + call void @capture8(i8* %y7) +; CHECK: getelementptr i8, i8* %[[USP]], i32 -20 + call void @capture8(i8* %y8) + + ret void +} + +declare void @capture8(i8*) |
