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-rw-r--r--test/DebugInfo/X86/empty.ll26
1 files changed, 26 insertions, 0 deletions
diff --git a/test/DebugInfo/X86/empty.ll b/test/DebugInfo/X86/empty.ll
new file mode 100644
index 0000000..b3ec147
--- /dev/null
+++ b/test/DebugInfo/X86/empty.ll
@@ -0,0 +1,26 @@
+; RUN: llc -mtriple i686-pc-cygwin < %s -filetype=obj | llvm-dwarfdump - | FileCheck %s
+; RUN: llc -mtriple i686-pc-cygwin -split-dwarf=Enable < %s -filetype=obj | llvm-dwarfdump - | FileCheck --check-prefix=FISSION %s
+
+; Expect no line table entry since there are no functions and file references in this compile unit
+; CHECK: .debug_line contents:
+; CHECK: Line table prologue:
+; CHECK: total_length: 0x00000019
+; CHECK-NOT: file_names[
+
+; CHECK: .debug_pubnames contents:
+; CHECK-NOT: Offset
+
+; CHECK: .debug_pubtypes contents:
+; CHECK-NOT: Offset
+
+; Don't emit DW_AT_addr_base when there are no addresses.
+; FISSION-NOT: DW_AT_GNU_addr_base [DW_FORM_sec_offset]
+
+!llvm.dbg.cu = !{!0}
+!llvm.module.flags = !{!5}
+
+!0 = !MDCompileUnit(language: DW_LANG_C99, producer: "clang version 3.1 (trunk 143523)", isOptimized: true, emissionKind: 0, file: !4, enums: !2, retainedTypes: !2, subprograms: !2, globals: !2)
+!2 = !{}
+!3 = !MDFile(filename: "empty.c", directory: "/home/nlewycky")
+!4 = !MDFile(filename: "empty.c", directory: "/home/nlewycky")
+!5 = !{i32 1, !"Debug Info Version", i32 3}