llvm-project/llvm/test/CodeGen/PowerPC/2008-06-23-LiveVariablesCrash.ll
Kai Nacke 427fb35192 [PPC] Opaque pointer migration, part 1.
The LIT test cases were migrated with the script provided by
Nikita Popov. Due to the size of the change it is split into
several parts.

Reviewed By: nemanja, amyk, nikic, PowerPC

Differential Revision: https://reviews.llvm.org/D135470
2022-10-11 17:24:06 +00:00

26 lines
479 B
LLVM

; RUN: llc -verify-machineinstrs < %s -mtriple=ppc32--
; <rdar://problem/6020042>
define i32 @bork() nounwind {
entry:
br i1 true, label %bb1, label %bb3
bb1:
%tmp1 = load i8, ptr null, align 1
%tmp2 = icmp eq i8 %tmp1, 0
br label %bb2
bb2:
%val1 = phi i32 [ 0, %bb1 ], [ %val2, %bb2 ]
%val2 = select i1 %tmp2, i32 -1, i32 %val1
switch i32 %val2, label %bb2 [
i32 -1, label %bb3
i32 0, label %bb1
i32 1, label %bb3
i32 2, label %bb1
]
bb3:
ret i32 -1
}