https://llvm.org/bugs/show_bug.cgi?id=23879
Bug ID: 23879
Summary: [stack unwinding][arm] "push {sp}" confuses the
instruction emulation based unwinding on arm
Product: lldb
Version: unspecified
Hardware: PC
OS: All
Status: NEW
Severity: normal
Priority: P
Component: All Bugs
Assignee: lldb-dev@cs.uiuc.edu
Reporter: tbergham...@google.com
Classification: Unclassified
Unwinding from the following functions doesn't work on Android 5.1 ARM at some
address:
__aeabi_ldivmod, __aeabi_uldivmod
The issue caused by a "push {sp}" instruction because the instruction emulator
can't keep track of the value of the sp of the previous frame when it is
[CFA+#imm]+#imm
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