Document an anomaly in this testcase.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@262264 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/DebugInfo/X86/pieces-3.ll b/test/DebugInfo/X86/pieces-3.ll
index 1a36672..223c485 100644 (file)
--- a/test/DebugInfo/X86/pieces-3.ll
+++ b/test/DebugInfo/X86/pieces-3.ll
@@ -24,9 +24,14 @@
 ;
 ; CHECK: .debug_loc
 ; CHECK: [[LOC1]]: Beginning address offset: 0x0000000000000000
-; CHECK:              Ending address offset: 0x0000000000000008
+; CHECK-NEXT:         Ending address offset: 0x0000000000000004
 ;             rdi, piece 0x00000008, piece 0x00000004, rsi, piece 0x00000004
 ; CHECK-NEXT: Location description: 55 93 08 93 04 54 93 04
+; This location is split into two ranges with identical locations
+; because it comes from a DBG_VALUE %RSI followed by a DBG_VALUE %ESI.
+; CHECK:           Beginning address offset: 0x0000000000000004
+; CHECK-NEXT:         Ending address offset: 0x0000000000000008
+; CHECK-NEXT: Location description: 55 93 08 93 04 54 93 04
 ; CHECK: [[LOC2]]: Beginning address offset: 0x0000000000000004
 ; CHECK-NEXT:         Ending address offset: 0x0000000000000008
 ;                                     rsi, piece 0x00000004