1 files changed, 35 insertions, 0 deletions
diff --git a/test/CodeGen/MIR/X86/fixed-stack-objects.mir b/test/CodeGen/MIR/X86/fixed-stack-objects.mir
new file mode 100644
index 000000000000..dcbe6f73a6d0
--- /dev/null
+++ b/test/CodeGen/MIR/X86/fixed-stack-objects.mir
@@ -0,0 +1,35 @@
+# RUN: llc -march=x86 -start-after branch-folder -stop-after branch-folder -o /dev/null %s | FileCheck %s
+# This test ensures that the MIR parser parses fixed stack objects correctly.
+
+--- |
+
+  define i32 @test(i32 %a) #0 {
+  entry:
+    %b = alloca i32
+    store i32 %a, i32* %b
+    %c = load i32, i32* %b
+    ret i32 %c
+  }
+
+  attributes #0 = { "no-frame-pointer-elim"="false" }
+
+...
+---
+name:            test
+frameInfo:
+  stackSize:       4
+  maxAlignment:    4
+# CHECK: fixedStack:
+# CHECK-NEXT: - { id: 0, offset: 0, size: 4, alignment: 4, isImmutable: true, isAliased: false }
+fixedStack:
+  - { id: 0, offset: 0, size: 4, alignment: 4, isImmutable: true, isAliased: false }
+stack:
+  - { id: 0, offset: -8, size: 4, alignment: 4 }
+body:
+  - id:          0
+    name:        entry
+    instructions:
+      - '%eax = MOV32rm %esp, 1, _, 8, _'
+      - 'MOV32mr %esp, 1, _, 0, _, %eax'
+      - 'RETL %eax'
+...