JosephTremoulet added a comment.
FWIW, I tried running the test in an SUSE 15.2 docker container (on an Ubuntu
18.04 host), and here's what I'm seeing. `raise` and `abort` indeed do not
indicate that they had the `S` set in the augmentation:
(lldb) bt
* thread #1, name = 'a.out', stop reason = breakpoint 2.1
* frame #0: 0x000000000040064b a.out`handler(sig=6) at main.c:7:5
frame #1: 0x00007ffff71245a0 libc.so.6`__restore_rt
frame #2: 0x00007ffff7124520 libc.so.6`raise + 272
frame #3: 0x00007ffff7125b01 libc.so.6`abort + 337
frame #4: 0x0000000000400679 a.out`abort_caller at main.c:12:5
frame #5: 0x00000000004006d3 a.out`main at main.c:23:5
frame #6: 0x00007ffff710f34a libc.so.6`__libc_start_main + 234
frame #7: 0x000000000040058a a.out`_start at start.S:120
(lldb) image show-unwind -n __restore_rt
UNWIND PLANS for ld-2.26.so`__restore_rt (start addr 0x7ffff7df2270)
This function's name is listed by the platform as a trap handler.
Asynchronous (not restricted to call-sites) UnwindPlan is 'eh_frame CFI'
Synchronous (restricted to call-sites) UnwindPlan is 'eh_frame CFI'
Assembly language inspection UnwindPlan:
This UnwindPlan originally sourced from assembly insn profiling
This UnwindPlan is sourced from the compiler: no.
This UnwindPlan is valid at all instruction locations: yes.
This UnwindPlan is for a trap handler function: no.
Address range of this UnwindPlan: [ld-2.26.so.PT_LOAD[0]..text +
107856-0x000000000001a560)
row[0]: 0: CFA=rsp +8 => rsp=CFA+0 rip=[CFA-8]
eh_frame UnwindPlan:
This UnwindPlan originally sourced from eh_frame CFI
This UnwindPlan is sourced from the compiler: yes.
This UnwindPlan is valid at all instruction locations: no.
This UnwindPlan is for a trap handler function: yes.
Address range of this UnwindPlan: [ld-2.26.so.PT_LOAD[0]..text +
107855-0x000000000001a559)
row[0]: 0: CFA=DW_OP_breg7 +160, DW_OP_deref => rax=[DW_OP_breg7 +144]
rdx=[DW_OP_breg7 +136] rcx=[DW_OP_breg7 +152] rbx=[DW_OP_breg7 +128]
rsi=[DW_OP_breg7 +112] rdi=[DW_OP_breg7 +104] rbp=[DW_OP_breg7 +120]
rsp=[DW_OP_breg7 +160] r8=[DW_OP_breg7 +40] r9=[DW_OP_breg7 +48]
r10=[DW_OP_breg7 +56] r11=[DW_OP_breg7 +64] r12=[DW_OP_breg7 +72]
r13=[DW_OP_breg7 +80] r14=[DW_OP_breg7 +88] r15=[DW_OP_breg7 +96]
rip=[DW_OP_breg7 +168]
Arch default UnwindPlan:
This UnwindPlan originally sourced from x86_64 default unwind plan
This UnwindPlan is sourced from the compiler: no.
This UnwindPlan is valid at all instruction locations: no.
This UnwindPlan is for a trap handler function: no.
row[0]: 0: CFA=rbp+16 => rbp=[CFA-16] rsp=CFA+0 rip=[CFA-8]
Arch default at entry point UnwindPlan:
This UnwindPlan originally sourced from x86_64 at-func-entry default
This UnwindPlan is sourced from the compiler: no.
This UnwindPlan is valid at all instruction locations: not specified.
This UnwindPlan is for a trap handler function: not specified.
row[0]: 0: CFA=rsp +8 => rsp=CFA+0 rip=[CFA-8]
UNWIND PLANS for libc.so.6`__restore_rt (start addr 0x7ffff71245a0)
This function's name is listed by the platform as a trap handler.
Asynchronous (not restricted to call-sites) UnwindPlan is 'eh_frame CFI'
Synchronous (restricted to call-sites) UnwindPlan is 'eh_frame CFI'
Assembly language inspection UnwindPlan:
This UnwindPlan originally sourced from assembly insn profiling
This UnwindPlan is sourced from the compiler: no.
This UnwindPlan is valid at all instruction locations: yes.
This UnwindPlan is for a trap handler function: no.
Address range of this UnwindPlan: [libc.so.6.PT_LOAD[0]..text +
88624-0x0000000000015a40)
row[0]: 0: CFA=rsp +8 => rsp=CFA+0 rip=[CFA-8]
eh_frame UnwindPlan:
This UnwindPlan originally sourced from eh_frame CFI
This UnwindPlan is sourced from the compiler: yes.
This UnwindPlan is valid at all instruction locations: no.
This UnwindPlan is for a trap handler function: yes.
Address range of this UnwindPlan: [libc.so.6.PT_LOAD[0]..text +
88623-0x0000000000015a39)
row[0]: 0: CFA=DW_OP_breg7 +160, DW_OP_deref => rax=[DW_OP_breg7 +144]
rdx=[DW_OP_breg7 +136] rcx=[DW_OP_breg7 +152] rbx=[DW_OP_breg7 +128]
rsi=[DW_OP_breg7 +112] rdi=[DW_OP_breg7 +104] rbp=[DW_OP_breg7 +120]
rsp=[DW_OP_breg7 +160] r8=[DW_OP_breg7 +40] r9=[DW_OP_breg7 +48]
r10=[DW_OP_breg7 +56] r11=[DW_OP_breg7 +64] r12=[DW_OP_breg7 +72]
r13=[DW_OP_breg7 +80] r14=[DW_OP_breg7 +88] r15=[DW_OP_breg7 +96]
rip=[DW_OP_breg7 +168]
Arch default UnwindPlan:
This UnwindPlan originally sourced from x86_64 default unwind plan
This UnwindPlan is sourced from the compiler: no.
This UnwindPlan is valid at all instruction locations: no.
This UnwindPlan is for a trap handler function: no.
row[0]: 0: CFA=rbp+16 => rbp=[CFA-16] rsp=CFA+0 rip=[CFA-8]
Arch default at entry point UnwindPlan:
This UnwindPlan originally sourced from x86_64 at-func-entry default
This UnwindPlan is sourced from the compiler: no.
This UnwindPlan is valid at all instruction locations: not specified.
This UnwindPlan is for a trap handler function: not specified.
row[0]: 0: CFA=rsp +8 => rsp=CFA+0 rip=[CFA-8]
(lldb) image show-unwind -n raise
UNWIND PLANS for libc.so.6`raise (start addr 0x7ffff7124410)
Asynchronous (not restricted to call-sites) UnwindPlan is 'eh_frame CFI plus
augmentation from assembly parsing'
Synchronous (restricted to call-sites) UnwindPlan is 'eh_frame CFI'
Assembly language inspection UnwindPlan:
This UnwindPlan originally sourced from assembly insn profiling
This UnwindPlan is sourced from the compiler: no.
This UnwindPlan is valid at all instruction locations: yes.
This UnwindPlan is for a trap handler function: no.
Address range of this UnwindPlan: [libc.so.6.PT_LOAD[0]..text +
88224-0x00000000000159e3)
row[0]: 0: CFA=rsp +8 => rsp=CFA+0 rip=[CFA-8]
row[1]: 1: CFA=rsp+16 => rbx=[CFA-16] rsp=CFA+0 rip=[CFA-8]
row[2]: 25: CFA=rsp+288 => rbx=[CFA-16] rsp=CFA+0 rip=[CFA-8]
row[3]: 301: CFA=rsp+16 => rbx=[CFA-16] rsp=CFA+0 rip=[CFA-8]
row[4]: 302: CFA=rsp +8 => rsp=CFA+0 rip=[CFA-8]
row[5]: 303: CFA=rsp+288 => rbx=[CFA-16] rsp=CFA+0 rip=[CFA-8]
eh_frame UnwindPlan:
This UnwindPlan originally sourced from eh_frame CFI
This UnwindPlan is sourced from the compiler: yes.
This UnwindPlan is valid at all instruction locations: no.
This UnwindPlan is for a trap handler function: no.
Address range of this UnwindPlan: [libc.so.6.PT_LOAD[0]..text +
88224-0x00000000000159e3)
row[0]: 0: CFA=rsp +8 => rip=[CFA-8]
row[1]: 1: CFA=rsp+16 => rbx=[CFA-16] rip=[CFA-8]
row[2]: 25: CFA=rsp+288 => rbx=[CFA-16] rip=[CFA-8]
row[3]: 301: CFA=rsp+16 => rbx=[CFA-16] rip=[CFA-8]
row[4]: 302: CFA=rsp +8 => rbx=[CFA-16] rip=[CFA-8]
row[5]: 304: CFA=rsp+288 => rbx=[CFA-16] rip=[CFA-8]
eh_frame augmented UnwindPlan:
This UnwindPlan originally sourced from eh_frame CFI plus augmentation from
assembly parsing
This UnwindPlan is sourced from the compiler: no.
This UnwindPlan is valid at all instruction locations: yes.
This UnwindPlan is for a trap handler function: no.
Address range of this UnwindPlan: [libc.so.6.PT_LOAD[0]..text +
88224-0x00000000000159e3)
row[0]: 0: CFA=rsp +8 => rip=[CFA-8]
row[1]: 1: CFA=rsp+16 => rbx=[CFA-16] rip=[CFA-8]
row[2]: 25: CFA=rsp+288 => rbx=[CFA-16] rip=[CFA-8]
row[3]: 301: CFA=rsp+16 => rbx=[CFA-16] rip=[CFA-8]
row[4]: 302: CFA=rsp +8 => rbx=[CFA-16] rip=[CFA-8]
row[5]: 304: CFA=rsp+288 => rbx=[CFA-16] rip=[CFA-8]
Arch default UnwindPlan:
This UnwindPlan originally sourced from x86_64 default unwind plan
This UnwindPlan is sourced from the compiler: no.
This UnwindPlan is valid at all instruction locations: no.
This UnwindPlan is for a trap handler function: no.
row[0]: 0: CFA=rbp+16 => rbp=[CFA-16] rsp=CFA+0 rip=[CFA-8]
Arch default at entry point UnwindPlan:
This UnwindPlan originally sourced from x86_64 at-func-entry default
This UnwindPlan is sourced from the compiler: no.
This UnwindPlan is valid at all instruction locations: not specified.
This UnwindPlan is for a trap handler function: not specified.
row[0]: 0: CFA=rsp +8 => rsp=CFA+0 rip=[CFA-8]
(lldb) image show-unwind -n abort
UNWIND PLANS for libc.so.6`abort (start addr 0x7ffff71259b0)
Asynchronous (not restricted to call-sites) UnwindPlan is 'eh_frame CFI'
Synchronous (restricted to call-sites) UnwindPlan is 'eh_frame CFI'
Assembly language inspection UnwindPlan:
This UnwindPlan originally sourced from assembly insn profiling
This UnwindPlan is sourced from the compiler: no.
This UnwindPlan is valid at all instruction locations: yes.
This UnwindPlan is for a trap handler function: no.
Address range of this UnwindPlan: [libc.so.6.PT_LOAD[0]..text +
93760-0x0000000000017090)
row[0]: 0: CFA=rsp +8 => rsp=CFA+0 rip=[CFA-8]
row[1]: 7: CFA=rsp+304 => rsp=CFA+0 rip=[CFA-8]
row[2]: 93: CFA=rsp+432 => rsp=CFA+0 rip=[CFA-8]
row[3]: 105: CFA=rsp+304 => rsp=CFA+0 rip=[CFA-8]
row[4]: 315: CFA=rsp+432 => rsp=CFA+0 rip=[CFA-8]
row[5]: 327: CFA=rsp+304 => rsp=CFA+0 rip=[CFA-8]
row[6]: 406: CFA=rsp+432 => rsp=CFA+0 rip=[CFA-8]
row[7]: 418: CFA=rsp+304 => rsp=CFA+0 rip=[CFA-8]
eh_frame UnwindPlan:
This UnwindPlan originally sourced from eh_frame CFI
This UnwindPlan is sourced from the compiler: yes.
This UnwindPlan is valid at all instruction locations: no.
This UnwindPlan is for a trap handler function: no.
Address range of this UnwindPlan: [libc.so.6.PT_LOAD[0]..text +
93760-0x0000000000017090)
row[0]: 0: CFA=rsp +8 => rip=[CFA-8]
row[1]: 7: CFA=rsp+304 => rip=[CFA-8]
row[2]: 93: CFA=rsp+432 => rip=[CFA-8]
row[3]: 105: CFA=rsp+304 => rip=[CFA-8]
row[4]: 315: CFA=rsp+432 => rip=[CFA-8]
row[5]: 327: CFA=rsp+304 => rip=[CFA-8]
row[6]: 406: CFA=rsp+432 => rip=[CFA-8]
row[7]: 418: CFA=rsp+304 => rip=[CFA-8]
eh_frame augmented UnwindPlan:
This UnwindPlan originally sourced from eh_frame CFI
This UnwindPlan is sourced from the compiler: yes.
This UnwindPlan is valid at all instruction locations: no.
This UnwindPlan is for a trap handler function: no.
Address range of this UnwindPlan: [libc.so.6.PT_LOAD[0]..text +
93760-0x0000000000017090)
row[0]: 0: CFA=rsp +8 => rip=[CFA-8]
row[1]: 7: CFA=rsp+304 => rip=[CFA-8]
row[2]: 93: CFA=rsp+432 => rip=[CFA-8]
row[3]: 105: CFA=rsp+304 => rip=[CFA-8]
row[4]: 315: CFA=rsp+432 => rip=[CFA-8]
row[5]: 327: CFA=rsp+304 => rip=[CFA-8]
row[6]: 406: CFA=rsp+432 => rip=[CFA-8]
row[7]: 418: CFA=rsp+304 => rip=[CFA-8]
Arch default UnwindPlan:
This UnwindPlan originally sourced from x86_64 default unwind plan
This UnwindPlan is sourced from the compiler: no.
This UnwindPlan is valid at all instruction locations: no.
This UnwindPlan is for a trap handler function: no.
row[0]: 0: CFA=rbp+16 => rbp=[CFA-16] rsp=CFA+0 rip=[CFA-8]
Arch default at entry point UnwindPlan:
This UnwindPlan originally sourced from x86_64 at-func-entry default
This UnwindPlan is sourced from the compiler: no.
This UnwindPlan is valid at all instruction locations: not specified.
This UnwindPlan is for a trap handler function: not specified.
row[0]: 0: CFA=rsp +8 => rsp=CFA+0 rip=[CFA-8]
Repository:
rLLDB LLDB
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D86417/new/
https://reviews.llvm.org/D86417
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