Make testcase less nonsensical while still exercising the same code paths.

llvm-svn: 298726

diff --git a/llvm/test/DebugInfo/X86/stack-value-dwarf4.ll b/llvm/test/DebugInfo/X86/stack-value-dwarf4.ll
index 5f9213f..7ad7cce 100644 (file)
--- a/llvm/test/DebugInfo/X86/stack-value-dwarf4.ll
+++ b/llvm/test/DebugInfo/X86/stack-value-dwarf4.ll
@@ -1,38 +1,42 @@
 ; RUN: llc -o - %s | FileCheck --check-prefix=CHECK-DWARF2 %s
 ; RUN: llc -dwarf-version=4 -o - %s | FileCheck --check-prefix=CHECK-DWARF4 %s
 
+; Exercise DW_OP_stack_value on global constants.
+
 target datalayout = "e-p:64:64"
 target triple = "x86_64-unknown-linux-gnu"
 
-; CHECK-DWARF2:      .byte     13                      # DW_AT_location
-; CHECK-DWARF2-NEXT: .byte     3
-; CHECK-DWARF2-NEXT: .quad     g
-; CHECK-DWARF2-NEXT: .byte     16
-; CHECK-DWARF2-NEXT: .byte     4
-; CHECK-DWARF2-NEXT: .byte     16
-; CHECK-DWARF2-NEXT: .byte     4
-
-; CHECK-DWARF4:      .byte     14                      # DW_AT_location
-; CHECK-DWARF4-NEXT: .byte     3
-; CHECK-DWARF4-NEXT: .quad     g
-; CHECK-DWARF4-NEXT: .byte     16
-; CHECK-DWARF4-NEXT: .byte     4
-; CHECK-DWARF4-NEXT: .byte     16
-; CHECK-DWARF4-NEXT: .byte     4
-; CHECK-DWARF4-NEXT: .byte     159
+; CHECK-DWARF2: .byte  8                       # DW_AT_location
+; CHECK-DWARF2 .byte   16
+; CHECK-DWARF2 .byte   4
+; CHECK-DWARF2 .byte   147
+; CHECK-DWARF2 .byte   2
+; CHECK-DWARF2 .byte   16
+; CHECK-DWARF2 .byte   0
+; CHECK-DWARF2 .byte   147
+; CHECK-DWARF2 .byte   2
 
-@g = global i32 0, !dbg !2
+; CHECK-DWARF4:       .byte    10                      # DW_AT_location
+; CHECK-DWARF4-NEXT:  .byte    16
+; CHECK-DWARF4-NEXT:  .byte    4
+; CHECK-DWARF4-NEXT:  .byte    159
+; CHECK-DWARF4-NEXT:  .byte    147
+; CHECK-DWARF4-NEXT:  .byte    2
+; CHECK-DWARF4-NEXT:  .byte    16
+; CHECK-DWARF4-NEXT:  .byte    0
+; CHECK-DWARF4-NEXT:  .byte    159
 
 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang", file: !4, globals: !1, emissionKind: FullDebug)
-!1 = !{!2}
+!1 = !{!2, !10}
 !2 = !DIGlobalVariableExpression(var: !8, expr: !3)
-!3 = !DIExpression(DW_OP_constu, 4, DW_OP_constu, 4, DW_OP_stack_value)
+!3 = !DIExpression(DW_OP_constu, 4, DW_OP_stack_value, DW_OP_LLVM_fragment, 0, 16)
 !4 = !DIFile(filename: "<stdin>", directory: "/")
 !5 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
-
 !6 = !{i32 2, !"Dwarf Version", i32 2}
 !7 = !{i32 2, !"Debug Info Version", i32 3}
 !8 = distinct !DIGlobalVariable(name: "a", scope: null, isLocal: false, isDefinition: true, type: !5)
+!9 = !DIExpression(DW_OP_constu, 0, DW_OP_stack_value, DW_OP_LLVM_fragment, 16, 16)
+!10 = !DIGlobalVariableExpression(var: !8, expr: !9)
 
 !llvm.dbg.cu = !{!0}
 !llvm.module.flags = !{!6, !7}