https://bugs.llvm.org/show_bug.cgi?id=39481
Bug ID: 39481
Summary: Bad machine code: Multiple connected components in
live interval
Product: libraries
Version: trunk
Hardware: PC
OS: All
Status: NEW
Severity: enhancement
Priority: P
Component: Common Code Generator Code
Assignee: unassignedb...@nondot.org
Reporter: franci...@yahoo.com
CC: llvm-bugs@lists.llvm.org
build/bin/llc -verify-machineinstrs -mtriple=x86_64-linux-gnu -start-before
greedy -stop-after virtregrewriter -o -
test/DebugInfo/X86/live-debug-vars-discard-invalid.mir
*** Bad machine code: Multiple connected components in live interval ***
- function: foobar
- interval: %0
[16r,16d:5)[144r,144d:4)[160r,160d:3)[176r,176d:2)[192r,192d:1)[224r,224d:0)
0@224r 1@192r 2@176r 3@160r 4@144r 5@16r weight:INF
0: valnos 0
1: valnos 1
2: valnos 2
3: valnos 3
4: valnos 4
5: valnos 5
*** Bad machine code: Multiple connected components in live interval ***
- function: foobar
- interval: %2 [64r,64d:3)[80r,80d:2)[96r,96d:1)[112r,112d:0) 0@112r 1@96r
2@80r 3@64r weight:INF
0: valnos 0
1: valnos 1
2: valnos 2
3: valnos 3
LLVM ERROR: Found 2 machine code errors.
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