https://llvm.org/bugs/show_bug.cgi?id=30383
Bug ID: 30383
Summary: [MIPS] integrated-as doesn't parse FreeBSD's
exception.S and crashes
Product: clang
Version: trunk
Hardware: Other
OS: FreeBSD
Status: NEW
Severity: normal
Priority: P
Component: -New Bugs
Assignee: unassignedclangb...@nondot.org
Reporter: sbr...@freebsd.org
CC: llvm-bugs@lists.llvm.org
Classification: Unclassified
Created attachment 17262
--> https://llvm.org/bugs/attachment.cgi?id=17262&action=edit
log output of build for FreeBSD mips kernel and diagnostic/crash files from
clang.
clang will fail to parse the nonsense we are doing in exception.S during out
mips builds and eventually will crash. I've attached the full build output and
the diagnostic files to this ticket. There's a lot going on here.
Function size must be evaluatable as absolute
UNREACHABLE executed at
/home/sbruno/clang/llvm/lib/Target/Mips/MCTargetDesc/MipsTargetStreamer.cpp:908!
clang-4.0: error: unable to execute command: Abort trap (core dumped)
clang-4.0: error: clang integrated assembler command failed due to signal (use
-v to see invocation)
clang version 4.0.0 (trunk 281458)
Target: mips64-unknown-freebsd12.0
Thread model: posix
InstalledDir: /home/sbruno/clang/build/bin
clang-4.0: note: diagnostic msg: PLEASE submit a bug report to
http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and
associated run script.
clang-4.0: note: diagnostic msg:
********************
PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
clang-4.0: note: diagnostic msg: /tmp/exception-9f94f0.S
clang-4.0: note: diagnostic msg: /tmp/exception-9f94f0.sh
clang-4.0: note: diagnostic msg:
********************
--- exception.o ---
*** [exception.o] Error code 254
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