; REQUIRES: object-emission ; RUN: %llc_dwarf -O0 -filetype=obj %s -o - | llvm-dwarfdump -debug-dump=info - | FileCheck %s ; Use correct signedness when emitting constants of derived (sugared) types. ; Test compiled to IR from clang with -O1 and the following source: ; void func(int); ; void func(unsigned); ; void func(char16_t); ; int main() { ; const int i = 42; ; func(i); ; const unsigned j = 117; ; func(j); ; char16_t c = 7; ; func(c); ; } ; CHECK: DW_AT_const_value [DW_FORM_sdata] (42) ; CHECK: DW_AT_const_value [DW_FORM_udata] (117) ; CHECK: DW_AT_const_value [DW_FORM_udata] (7) ; Function Attrs: uwtable define i32 @main() #0 { entry: tail call void @llvm.dbg.value(metadata !20, i64 0, metadata !10, metadata !{metadata !"0x102"}), !dbg !21 tail call void @_Z4funci(i32 42), !dbg !22 tail call void @llvm.dbg.value(metadata !23, i64 0, metadata !12, metadata !{metadata !"0x102"}), !dbg !24 tail call void @_Z4funcj(i32 117), !dbg !25 tail call void @llvm.dbg.value(metadata !26, i64 0, metadata !15, metadata !{metadata !"0x102"}), !dbg !27 tail call void @_Z4funcDs(i16 zeroext 7), !dbg !28 ret i32 0, !dbg !29 } declare void @_Z4funci(i32) #1 declare void @_Z4funcj(i32) #1 declare void @_Z4funcDs(i16 zeroext) #1 ; Function Attrs: nounwind readnone declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #2 attributes #0 = { uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } attributes #2 = { nounwind readnone } !llvm.dbg.cu = !{!0} !llvm.module.flags = !{!17, !18} !llvm.ident = !{!19} !0 = metadata !{metadata !"0x11\004\00clang version 3.5.0 \001\00\000\00\001", metadata !1, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/const.cpp] [DW_LANG_C_plus_plus] !1 = metadata !{metadata !"const.cpp", metadata !"/tmp/dbginfo"} !2 = metadata !{} !3 = metadata !{metadata !4} !4 = metadata !{metadata !"0x2e\00main\00main\00\004\000\001\000\006\00256\001\004", metadata !1, metadata !5, metadata !6, null, i32 ()* @main, null, null, metadata !9} ; [ DW_TAG_subprogram ] [line 4] [def] [main] !5 = metadata !{metadata !"0x29", metadata !1} ; [ DW_TAG_file_type ] [/tmp/dbginfo/const.cpp] !6 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", i32 0, null, null, metadata !7, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] !7 = metadata !{metadata !8} !8 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed] !9 = metadata !{metadata !10, metadata !12, metadata !15} !10 = metadata !{metadata !"0x100\00i\005\000", metadata !4, metadata !5, metadata !11} ; [ DW_TAG_auto_variable ] [i] [line 5] !11 = metadata !{metadata !"0x26\00\000\000\000\000\000", null, null, metadata !8} ; [ DW_TAG_const_type ] [line 0, size 0, align 0, offset 0] [from int] !12 = metadata !{metadata !"0x100\00j\007\000", metadata !4, metadata !5, metadata !13} ; [ DW_TAG_auto_variable ] [j] [line 7] !13 = metadata !{metadata !"0x26\00\000\000\000\000\000", null, null, metadata !14} ; [ DW_TAG_const_type ] [line 0, size 0, align 0, offset 0] [from unsigned int] !14 = metadata !{metadata !"0x24\00unsigned int\000\0032\0032\000\000\007", null, null} ; [ DW_TAG_base_type ] [unsigned int] [line 0, size 32, align 32, offset 0, enc DW_ATE_unsigned] !15 = metadata !{metadata !"0x100\00c\009\000", metadata !4, metadata !5, metadata !16} ; [ DW_TAG_auto_variable ] [c] [line 9] !16 = metadata !{metadata !"0x24\00char16_t\000\0016\0016\000\000\0016", null, null} ; [ DW_TAG_base_type ] [char16_t] [line 0, size 16, align 16, offset 0, enc DW_ATE_UTF] !17 = metadata !{i32 2, metadata !"Dwarf Version", i32 4} !18 = metadata !{i32 1, metadata !"Debug Info Version", i32 2} !19 = metadata !{metadata !"clang version 3.5.0 "} !20 = metadata !{i32 42} !21 = metadata !{i32 5, i32 0, metadata !4, null} !22 = metadata !{i32 6, i32 0, metadata !4, null} !23 = metadata !{i32 117} !24 = metadata !{i32 7, i32 0, metadata !4, null} !25 = metadata !{i32 8, i32 0, metadata !4, null} !26 = metadata !{i16 7} !27 = metadata !{i32 9, i32 0, metadata !4, null} !28 = metadata !{i32 10, i32 0, metadata !4, null} !29 = metadata !{i32 11, i32 0, metadata !4, null}