1 files changed, 51 insertions, 0 deletions
diff --git a/test/DebugInfo/nodebug.ll b/test/DebugInfo/nodebug.ll
new file mode 100644
index 0000000..4d86b24
--- /dev/null
+++ b/test/DebugInfo/nodebug.ll
@@ -0,0 +1,51 @@
+; REQUIRES: object-emission
+
+; RUN: %llc_dwarf < %s -filetype=obj | llvm-dwarfdump -debug-dump=info - | FileCheck %s
+
+; Test that a nodebug function (a function not appearing in the debug info IR
+; metadata subprogram list) with DebugLocs on its IR doesn't cause crashes/does
+; the right thing.
+
+; Build with clang from the following:
+; extern int i;
+; inline __attribute__((always_inline)) void f1() {
+;   i = 3;
+; }
+;
+; __attribute__((nodebug)) void f2() {
+;   f1();
+; }
+
+; Check that there's only one DW_TAG_subprogram, nothing for the 'f2' function.
+; CHECK: DW_TAG_subprogram
+; CHECK-NOT: DW_TAG
+; CHECK:   DW_AT_name {{.*}} "f1"
+; CHECK-NOT: DW_TAG_subprogram
+
+@i = external global i32
+
+; Function Attrs: uwtable
+define void @_Z2f2v() #0 {
+entry:
+  store i32 3, i32* @i, align 4, !dbg !11
+  ret void
+}
+
+attributes #0 = { 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" }
+
+!llvm.dbg.cu = !{!0}
+!llvm.module.flags = !{!8, !9}
+!llvm.ident = !{!10}
+
+!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.5.0 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/nodebug.cpp] [DW_LANG_C_plus_plus]
+!1 = metadata !{metadata !"nodebug.cpp", metadata !"/tmp/dbginfo"}
+!2 = metadata !{}
+!3 = metadata !{metadata !4}
+!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"f1", metadata !"f1", metadata !"_Z2f1v", i32 2, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, null, null, null, metadata !2, i32 2} ; [ DW_TAG_subprogram ] [line 2] [def] [f1]
+!5 = metadata !{i32 786473, metadata !1}          ; [ DW_TAG_file_type ] [/tmp/dbginfo/nodebug.cpp]
+!6 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
+!7 = metadata !{null}
+!8 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
+!9 = metadata !{i32 2, metadata !"Debug Info Version", i32 1}
+!10 = metadata !{metadata !"clang version 3.5.0 "}
+!11 = metadata !{i32 3, i32 0, metadata !4, null}