[llvm] r297176 - Further reduce testcase

Adrian Prantl via llvm-commits llvm-commits at lists.llvm.org
Tue Mar 7 10:26:36 PST 2017


Author: adrian
Date: Tue Mar  7 12:26:36 2017
New Revision: 297176

URL: http://llvm.org/viewvc/llvm-project?rev=297176&view=rev
Log:
Further reduce testcase

Modified:
    llvm/trunk/test/Verifier/fnarg-nodebug.ll

Modified: llvm/trunk/test/Verifier/fnarg-nodebug.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Verifier/fnarg-nodebug.ll?rev=297176&r1=297175&r2=297176&view=diff
==============================================================================
--- llvm/trunk/test/Verifier/fnarg-nodebug.ll (original)
+++ llvm/trunk/test/Verifier/fnarg-nodebug.ll Tue Mar  7 12:26:36 2017
@@ -1,71 +1,59 @@
 ; RUN: llvm-as < %s -o %t
 ; RUN: llvm-dis < %t -o - | FileCheck %s
-; Testcase from PR32042.
-; Created at -02 from:
-; bool alpha(int);
-; bool bravo(int charlie) { return (alpha(charlie)); }
-; static int delta(int charlie) { return charlie + 1; }
-; __attribute__((nodebug)) bool echo(int foxtrot) {
-;   return bravo(delta(foxtrot));
-; }
-
+; Created at -O1 from:
+; int sink(int);
+; __attribute__((always_inline)) int f(int i) { return sink(i); }
+; __attribute__((always_inline)) int g(int j) { return sink(j); }
+; __attribute__((nodebug)) int nodebug(int k) { return f(k)+g(k); }
 source_filename = "t.c"
 target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
 target triple = "x86_64-apple-macosx10.12.0"
 
-define zeroext i1 @_Z5bravoi(i32 %charlie) local_unnamed_addr #0 !dbg !7 {
-entry:
-  tail call void @llvm.dbg.value(metadata i32 %charlie, i64 0, metadata !13, metadata !14), !dbg !15
-  %call = tail call zeroext i1 @_Z5alphai(i32 %charlie), !dbg !16
-  ret i1 %call, !dbg !17
-}
-
-declare zeroext i1 @_Z5alphai(i32) local_unnamed_addr
+declare i32 @sink(i32) local_unnamed_addr
 
-define zeroext i1 @_Z4echoi(i32 %foxtrot) local_unnamed_addr #0 {
+define i32 @nodebug(i32 %k) local_unnamed_addr #2 {
 entry:
 ; This should not set off the FnArg Verifier. The two variables are in differrent scopes.
-  tail call void @llvm.dbg.value(metadata i32 %foxtrot, i64 0, metadata !18, metadata !14), !dbg !23
-  %add.i = add nsw i32 %foxtrot, 1, !dbg !24
-  tail call void @llvm.dbg.value(metadata i32 %add.i, i64 0, metadata !13, metadata !14), !dbg !15
-  %call.i = tail call zeroext i1 @_Z5alphai(i32 %add.i), !dbg !16
-  ret i1 %call.i
+  tail call void @llvm.dbg.value(metadata i32 %k, i64 0, metadata !12, metadata !13) #4, !dbg !14
+  %call.k = tail call i32 @sink(i32 %k) #4, !dbg !15
+  tail call void @llvm.dbg.value(metadata i32 %k, i64 0, metadata !19, metadata !13) #4, !dbg !20
+  %call.k3 = tail call i32 @sink(i32 %k) #4, !dbg !21
+  %add = add nsw i32 %call.k3, %call.k
+  ret i32 %add
 }
 
 ; Function Attrs: nounwind readnone
-declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #2
+declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #3
 
-attributes #0 = { ssp uwtable }
-attributes #2 = { nounwind readnone }
+attributes #2 = { nounwind ssp uwtable }
+attributes #3 = { nounwind readnone }
 
 !llvm.dbg.cu = !{!0}
 !llvm.module.flags = !{!3, !4, !5}
 !llvm.ident = !{!6}
 
-!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 5.0.0 (trunk 297153) (llvm/trunk 297155)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
+!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 5.0.0 (trunk 297153) (llvm/trunk 297155)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
 !1 = !DIFile(filename: "t.c", directory: "/tmp")
 !2 = !{}
 !3 = !{i32 2, !"Dwarf Version", i32 4}
 !4 = !{i32 2, !"Debug Info Version", i32 3}
 !5 = !{i32 1, !"PIC Level", i32 2}
 !6 = !{!"clang version 5.0.0 (trunk 297153) (llvm/trunk 297155)"}
-!7 = distinct !DISubprogram(name: "bravo", linkageName: "_Z5bravoi", scope: !1, file: !1, line: 2, type: !8, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !12)
+!7 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 2, type: !8, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !11)
 !8 = !DISubroutineType(types: !9)
-!9 = !{!10, !11}
-!10 = !DIBasicType(name: "bool", size: 8, encoding: DW_ATE_boolean)
-!11 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
-!12 = !{!13}
-; CHECK: !DILocalVariable(name: "charlie", arg: 1
-!13 = !DILocalVariable(name: "charlie", arg: 1, scope: !7, file: !1, line: 2, type: !11)
-!14 = !DIExpression()
-!15 = !DILocation(line: 2, column: 16, scope: !7)
-!16 = !DILocation(line: 2, column: 35, scope: !7)
-!17 = !DILocation(line: 2, column: 27, scope: !7)
-; CHECK: !DILocalVariable(name: "charlie", arg: 1
-!18 = !DILocalVariable(name: "charlie", arg: 1, scope: !19, file: !1, line: 3, type: !11)
-!19 = distinct !DISubprogram(name: "delta", linkageName: "_ZL5deltai", scope: !1, file: !1, line: 3, type: !20, isLocal: true, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !22)
-!20 = !DISubroutineType(types: !21)
-!21 = !{!11, !11}
-!22 = !{!18}
-!23 = !DILocation(line: 3, column: 22, scope: !19)
-!24 = !DILocation(line: 3, column: 48, scope: !19)
+!9 = !{!10, !10}
+!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
+!11 = !{!12}
+; CHECK: !DILocalVariable(name: "i", arg: 1
+!12 = !DILocalVariable(name: "i", arg: 1, scope: !7, file: !1, line: 2, type: !10)
+!13 = !DIExpression()
+!14 = !DILocation(line: 2, column: 42, scope: !7)
+!15 = !DILocation(line: 2, column: 54, scope: !7)
+!16 = !DILocation(line: 2, column: 47, scope: !7)
+!17 = distinct !DISubprogram(name: "g", scope: !1, file: !1, line: 3, type: !8, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !18)
+!18 = !{!19}
+; CHECK: !DILocalVariable(name: "j", arg: 1
+!19 = !DILocalVariable(name: "j", arg: 1, scope: !17, file: !1, line: 3, type: !10)
+!20 = !DILocation(line: 3, column: 42, scope: !17)
+!21 = !DILocation(line: 3, column: 54, scope: !17)
+!22 = !DILocation(line: 3, column: 47, scope: !17)




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