https://llvm.org/bugs/show_bug.cgi?id=27163
Bug ID: 27163
Summary: clang-cl: The unwind destination does not have an
exception handling instruction!, again
Product: clang
Version: trunk
Hardware: All
OS: All
Status: NEW
Severity: normal
Priority: P
Component: C++
Assignee: unassignedclangb...@nondot.org
Reporter: stephan.bergmann.second...@googlemail.com
CC: david.majne...@gmail.com, dgre...@apple.com,
llvm-bugs@lists.llvm.org
Classification: Unclassified
Created attachment 16140
--> https://llvm.org/bugs/attachment.cgi?id=16140&action=edit
reproducer, gzip'ed
Another one similar to bug 27056 (but with the fix for it in): At least with
recent trunk r264998, running
clang-cl --target=x86_64-pc-windows-mscv -Xclang -std=gnu++14 -EHa -O2 -c
test.cc
on the attached (non-reduced) test.cc(.gz) fails with
> The unwind destination does not have an exception handling instruction!
> invoke void %.pre(i8* %4, i8* %.pre55)
> to label %try.cont unwind label %catch.dispatch
> CatchSwitchInst not the first non-PHI instruction in the block.
> %6 = catchswitch within none [label %invoke.cont8] unwind label %ehcleanup
> fatal error: error in backend: Broken function found, compilation aborted!
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