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New test case.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42963 91177308-0d34-0410-b5e6-96231b3b80d8
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Evan Cheng 2007-10-14 10:15:03 +00:00
parent 3644601563
commit 1074878fbf
1 changed files with 28 additions and 0 deletions
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test/CodeGen/X86/2007-10-14-CoalescerCrash.ll Normal file
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; RUN: llvm-as < %s | llc -mtriple=x86_64-apple-darwin | \
%struct._Unwind_Context = type { }
define i32 @execute_stack_op(i8* %op_ptr, i8* %op_end, %struct._Unwind_Context* %context, i64 %initial) {
entry:
br i1 false, label %bb, label %return
bb: ; preds = %bb31, %entry
br i1 false, label %bb6, label %bb31
bb6: ; preds = %bb
%tmp10 = load i64* null, align 8 ; <i64> [#uses=1]
%tmp16 = load i64* null, align 8 ; <i64> [#uses=1]
br i1 false, label %bb23, label %bb31
bb23: ; preds = %bb6
%tmp2526.cast = and i64 %tmp16, 4294967295 ; <i64> [#uses=1]
%tmp27 = ashr i64 %tmp10, %tmp2526.cast ; <i64> [#uses=1]
br label %bb31
bb31: ; preds = %bb23, %bb6, %bb
%result.0 = phi i64 [ %tmp27, %bb23 ], [ 0, %bb ], [ 0, %bb6 ] ; <i64> [#uses=0]
br i1 false, label %bb, label %return
return: ; preds = %bb31, %entry
ret i32 undef
}