[PATCH] D133060: [Verifier] Skip debug location check for some non-inlinable functions

[Yuanfang Chen via Phabricator via llvm-commits]

ychen updated this revision to Diff 457635.
ychen added a comment.

- add comment


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D133060/new/

https://reviews.llvm.org/D133060

Files:
  llvm/lib/IR/Verifier.cpp
  llvm/test/Verifier/callsite-dbgloc.ll


Index: llvm/test/Verifier/callsite-dbgloc.ll
===================================================================
--- llvm/test/Verifier/callsite-dbgloc.ll
+++ llvm/test/Verifier/callsite-dbgloc.ll
@@ -19,6 +19,20 @@
   ret void, !dbg !10
 }
 
+; Function Attrs: nounwind ssp uwtable
+define weak void @j() #0 !dbg !17 {
+entry:
+  call void (...) @i(), !dbg !18
+  ret void, !dbg !19
+}
+
+; Function Attrs: nounwind ssp uwtable
+define linkonce_odr void @k() #0 !dbg !20 {
+entry:
+  call void (...) @i(), !dbg !21
+  ret void, !dbg !22
+}
+
 declare void @i(...) #1
 
 ; Function Attrs: nounwind ssp uwtable
@@ -27,6 +41,10 @@
 ; Manually removed !dbg.
 ; CHECK: inlinable function call in a function with debug info must have a !dbg location
   call void @h()
+; CHECK-NOT: inlinable function call in a function with debug info must have a !dbg location
+  call void @j()
+; CHECK: inlinable function call in a function with debug info must have a !dbg location
+  call void @k()
   ret void, !dbg !13
 }
 
@@ -62,3 +80,9 @@
 !14 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 4, type: !8, isLocal: false, isDefinition: true, scopeLine: 4, isOptimized: false, unit: !0, retainedNodes: !2)
 !15 = !DILocation(line: 4, column: 12, scope: !14)
 !16 = !DILocation(line: 4, column: 17, scope: !14)
+!17 = distinct !DISubprogram(name: "j", scope: !1, file: !1, line: 5, type: !8, isLocal: false, isDefinition: true, scopeLine: 5, isOptimized: false, unit: !0, retainedNodes: !2)
+!18 = !DILocation(line: 4, column: 12, scope: !17)
+!19 = !DILocation(line: 4, column: 17, scope: !17)
+!20 = distinct !DISubprogram(name: "k", scope: !1, file: !1, line: 6, type: !8, isLocal: false, isDefinition: true, scopeLine: 6, isOptimized: false, unit: !0, retainedNodes: !2)
+!21 = !DILocation(line: 4, column: 12, scope: !20)
+!22 = !DILocation(line: 4, column: 17, scope: !20)
Index: llvm/lib/IR/Verifier.cpp
===================================================================
--- llvm/lib/IR/Verifier.cpp
+++ llvm/lib/IR/Verifier.cpp
@@ -3443,8 +3443,10 @@
 
   // Verify that each inlinable callsite of a debug-info-bearing function in a
   // debug-info-bearing function has a debug location attached to it. Failure to
-  // do so causes assertion failures when the inliner sets up inline scope info.
+  // do so causes assertion failures when the inliner sets up inline scope info
+  // (Interposable functions are not inlinable).
   if (Call.getFunction()->getSubprogram() && Call.getCalledFunction() &&
+      !Call.getCalledFunction()->isInterposable() &&
       Call.getCalledFunction()->getSubprogram())
     CheckDI(Call.getDebugLoc(),
             "inlinable function call in a function with "


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