1 files changed, 28 insertions, 0 deletions
diff --git a/test/CodeGen/X86/stack_guard_remat.ll b/test/CodeGen/X86/stack_guard_remat.ll
new file mode 100644
index 000000000000..dd639a7c7b4c
--- /dev/null
+++ b/test/CodeGen/X86/stack_guard_remat.ll
@@ -0,0 +1,28 @@
+; RUN: llc < %s -mtriple=x86_64-apple-darwin -no-integrated-as | FileCheck %s -check-prefix=CHECK
+
+;CHECK:  foo2
+;CHECK:  movq ___stack_chk_guard@GOTPCREL(%rip), [[R0:%[a-z0-9]+]]
+;CHECK:  movq ([[R0]]), {{%[a-z0-9]+}}
+
+; Function Attrs: nounwind ssp uwtable
+define i32 @test_stack_guard_remat() #0 {
+entry:
+  %a1 = alloca [256 x i32], align 16
+  %0 = bitcast [256 x i32]* %a1 to i8*
+  call void @llvm.lifetime.start(i64 1024, i8* %0)
+  %arraydecay = getelementptr inbounds [256 x i32]* %a1, i64 0, i64 0
+  call void @foo3(i32* %arraydecay)
+  call void asm sideeffect "foo2", "~{r12},~{r13},~{r14},~{r15},~{ebx},~{esi},~{edi},~{dirflag},~{fpsr},~{flags}"()
+  call void @llvm.lifetime.end(i64 1024, i8* %0)
+  ret i32 0
+}
+
+; Function Attrs: nounwind
+declare void @llvm.lifetime.start(i64, i8* nocapture)
+
+declare void @foo3(i32*)
+
+; Function Attrs: nounwind
+declare void @llvm.lifetime.end(i64, i8* nocapture)
+
+attributes #0 = { nounwind ssp uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }