1 files changed, 75 insertions, 0 deletions
diff --git a/test/DebugInfo/X86/inlined-formal-parameter.ll b/test/DebugInfo/X86/inlined-formal-parameter.ll
new file mode 100644
index 0000000..a2ae0df
--- /dev/null
+++ b/test/DebugInfo/X86/inlined-formal-parameter.ll
@@ -0,0 +1,75 @@
+; RUN: llc -filetype=obj -o %t.o %s
+; RUN: llvm-dwarfdump -debug-dump=info %t.o | FileCheck %s
+
+; Testcase generated using 'clang -g -O2 -S -emit-llvm' from the following:
+;; void sink(void);
+;; static __attribute__((always_inline)) void bar(int a) { sink(); }
+;; void foo(void) {
+;;   bar(0);
+;;   bar(0);
+;; }
+
+; Check that we have formal parameters for 'a' in both inlined subroutines.
+; CHECK:       DW_TAG_inlined_subroutine
+; CHECK-NEXT:    DW_AT_abstract_origin {{.*}} "bar"
+; CHECK:         DW_TAG_formal_parameter
+; CHECK-NEXT:      DW_AT_const_value
+; CHECK-NEXT:      DW_AT_abstract_origin {{.*}} "a"
+; CHECK:       DW_TAG_inlined_subroutine
+; CHECK-NEXT:    DW_AT_abstract_origin {{.*}} "bar"
+; CHECK:         DW_TAG_formal_parameter
+; CHECK-NEXT:      DW_AT_const_value
+; CHECK-NEXT:      DW_AT_abstract_origin {{.*}} "a"
+
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-darwin"
+
+; Function Attrs: nounwind ssp uwtable
+define void @foo() #0 {
+entry:
+  tail call void @llvm.dbg.value(metadata i32 0, i64 0, metadata !12, metadata !17) #3, !dbg !18
+  tail call void @sink() #3, !dbg !20
+  tail call void @llvm.dbg.value(metadata i32 0, i64 0, metadata !12, metadata !17) #3, !dbg !21
+  tail call void @sink() #3, !dbg !23
+  ret void, !dbg !24
+}
+
+declare void @sink() #1
+
+; Function Attrs: nounwind readnone
+declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #2
+
+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" "target-cpu"="core2" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #1 = { "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" "target-cpu"="core2" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #2 = { nounwind readnone }
+attributes #3 = { nounwind }
+
+!llvm.dbg.cu = !{!0}
+!llvm.module.flags = !{!13, !14, !15}
+!llvm.ident = !{!16}
+
+!0 = !MDCompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.7.0 (trunk 235110) (llvm/trunk 235108)", isOptimized: true, runtimeVersion: 0, emissionKind: 1, enums: !2, retainedTypes: !2, subprograms: !3, globals: !2, imports: !2)
+!1 = !MDFile(filename: "t.c", directory: "/path/to/dir")
+!2 = !{}
+!3 = !{!4, !7}
+!4 = !MDSubprogram(name: "foo", scope: !1, file: !1, line: 3, type: !5, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: true, function: void ()* @foo, variables: !2)
+!5 = !MDSubroutineType(types: !6)
+!6 = !{null}
+!7 = !MDSubprogram(name: "bar", scope: !1, file: !1, line: 2, type: !8, isLocal: true, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, variables: !11)
+!8 = !MDSubroutineType(types: !9)
+!9 = !{null, !10}
+!10 = !MDBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
+!11 = !{!12}
+!12 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "a", arg: 1, scope: !7, file: !1, line: 2, type: !10)
+!13 = !{i32 2, !"Dwarf Version", i32 2}
+!14 = !{i32 2, !"Debug Info Version", i32 3}
+!15 = !{i32 1, !"PIC Level", i32 2}
+!16 = !{!"clang version 3.7.0 (trunk 235110) (llvm/trunk 235108)"}
+!17 = !MDExpression()
+!18 = !MDLocation(line: 2, column: 52, scope: !7, inlinedAt: !19)
+!19 = distinct !MDLocation(line: 4, column: 3, scope: !4)
+!20 = !MDLocation(line: 2, column: 57, scope: !7, inlinedAt: !19)
+!21 = !MDLocation(line: 2, column: 52, scope: !7, inlinedAt: !22)
+!22 = distinct !MDLocation(line: 5, column: 3, scope: !4)
+!23 = !MDLocation(line: 2, column: 57, scope: !7, inlinedAt: !22)
+!24 = !MDLocation(line: 6, column: 1, scope: !4)