cfi-inserter-verify-inconsistent-csr.mir
675 Bytes
# RUN: not --crash llc -o - %s -mtriple=x86_64-- -verify-cfiinstrs \
# RUN: -run-pass=cfi-instr-inserter 2>&1 | FileCheck %s
# Test that CFI verifier finds inconsistent csr saved set between bb.end and
# one of its precedessors.
--- |
define void @inconsistentCSR() {
entry:
br label %then
then:
br label %end
end:
ret void
}
...
---
# CHECK: *** Inconsistent CSR Saved between pred and succ in function inconsistentCSR ***
# CHECK: LLVM ERROR: Found 1 in/out CFI information errors.
name: inconsistentCSR
body: |
bb.0.entry:
JCC_1 %bb.2, 5, implicit undef $eflags
bb.1.then:
CFI_INSTRUCTION offset $rbp, -16
bb.2.end:
RET 0
...