[lldb-dev] [Bug 24739] New: single_step_only_steps_one_instruction tests are broken on arm and aarch64

via lldb-dev lldb-dev at lists.llvm.org
Mon Sep 7 08:58:17 PDT 2015


            Bug ID: 24739
           Summary: single_step_only_steps_one_instruction tests are
                    broken on arm and aarch64
           Product: lldb
           Version: unspecified
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: All Bugs
          Assignee: lldb-dev at lists.llvm.org
          Reporter: tberghammer at google.com
                CC: llvm-bugs at lists.llvm.org
    Classification: Unclassified

These tests try to verify that the different single stepping packages ("s",
"vCont:s") are stepping exactly 1 instruction.

They do it buy executing a linear code flow with very simple statements and
expect that each line will be compiled into exactly 1 instruction (it is true
on i386/x86_64 but not true on arm/aarh64) and then verify that it takes
exactly 1 single stepping packet to reach the next line.

The affected tests:

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