Author: evancheng
Date: Tue Aug 14 18:21:10 2007
New Revision: 41085
URL: http://llvm.org/viewvc/llvm-project?rev=41085&view=rev
Log:
Test case for PR1596.
Added:
llvm/trunk/test/CodeGen/PowerPC/2007-08-04-CoalescerAssert.ll
Added: llvm/trunk/test/CodeGen/PowerPC/2007-08-04-CoalescerAssert.ll
URL:
http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/PowerPC/2007-08-04-CoalescerAssert.ll?rev=41085&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/PowerPC/2007-08-04-CoalescerAssert.ll (added)
+++ llvm/trunk/test/CodeGen/PowerPC/2007-08-04-CoalescerAssert.ll Tue Aug 14
18:21:10 2007
@@ -0,0 +1,28 @@
+; RUN: llvm-as < %s | llc -march=ppc64
+; PR1596
+
+ %struct._obstack_chunk = type { i8* }
+ %struct.obstack = type { i8*, %struct._obstack_chunk* (i8*, i64)*, i8*,
i8 }
+
+define i32 @_obstack_newchunk(%struct.obstack* %h, i32 %length) {
+entry:
+ br i1 false, label %cond_false, label %cond_true
+
+cond_true: ; preds = %entry
+ br i1 false, label %cond_true28, label %cond_next30
+
+cond_false: ; preds = %entry
+ %tmp22 = tail call %struct._obstack_chunk* null( i64 undef )
; <%struct._obstack_chunk*> [#uses=2]
+ br i1 false, label %cond_true28, label %cond_next30
+
+cond_true28: ; preds = %cond_false, %cond_true
+ %iftmp.0.043.0 = phi %struct._obstack_chunk* [ null, %cond_true ], [
%tmp22, %cond_false ] ; <%struct._obstack_chunk*> [#uses=1]
+ tail call void null( )
+ br label %cond_next30
+
+cond_next30: ; preds = %cond_true28, %cond_false, %cond_true
+ %iftmp.0.043.1 = phi %struct._obstack_chunk* [ %iftmp.0.043.0,
%cond_true28 ], [ null, %cond_true ], [ %tmp22, %cond_false ] ;
<%struct._obstack_chunk*> [#uses=1]
+ %tmp41 = getelementptr %struct._obstack_chunk* %iftmp.0.043.1, i32 0,
i32 0 ; <i8**> [#uses=1]
+ store i8* null, i8** %tmp41, align 8
+ ret i32 undef
+}
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