new testcase for pr1045

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32467 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/ScalarRepl/2006-12-11-SROA-Crash.ll b/test/Transforms/ScalarRepl/2006-12-11-SROA-Crash.ll
new file mode 100644 (file)
index 0000000..dbabe29
--- /dev/null
+++ b/test/Transforms/ScalarRepl/2006-12-11-SROA-Crash.ll
@@ -0,0 +1,24 @@
+; RUN: llvm-as < %s | opt -scalarrepl -disable-output
+; PR1045
+
+target datalayout = "e-p:32:32"
+target endian = little
+target pointersize = 32
+target triple = "i686-pc-linux-gnu"
+       "struct.__gnu_cxx::balloc::_Inclusive_between<__gnu_cxx::bitmap_allocator<char>::_Alloc_block*>" = type { "struct.__gnu_cxx::bitmap_allocator<char>::_Alloc_block"* }
+       "struct.__gnu_cxx::bitmap_allocator<char>" = type { ubyte }
+       "struct.__gnu_cxx::bitmap_allocator<char>::_Alloc_block" = type { [8 x sbyte] }
+
+implementation   ; Functions:
+
+void %_ZN9__gnu_cxx16bitmap_allocatorIwE27_M_deallocate_single_objectEPw() {
+entry:
+       %this_addr.i = alloca "struct.__gnu_cxx::balloc::_Inclusive_between<__gnu_cxx::bitmap_allocator<char>::_Alloc_block*>"*         ; <"struct.__gnu_cxx::balloc::_Inclusive_between<__gnu_cxx::bitmap_allocator<char>::_Alloc_block*>"**> [#uses=3]
+       %tmp = alloca "struct.__gnu_cxx::balloc::_Inclusive_between<__gnu_cxx::bitmap_allocator<char>::_Alloc_block*>", align 4         ; <"struct.__gnu_cxx::balloc::_Inclusive_between<__gnu_cxx::bitmap_allocator<char>::_Alloc_block*>"*> [#uses=1]
+       store "struct.__gnu_cxx::balloc::_Inclusive_between<__gnu_cxx::bitmap_allocator<char>::_Alloc_block*>"* %tmp, "struct.__gnu_cxx::balloc::_Inclusive_between<__gnu_cxx::bitmap_allocator<char>::_Alloc_block*>"** %this_addr.i
+       %tmp.i = load "struct.__gnu_cxx::balloc::_Inclusive_between<__gnu_cxx::bitmap_allocator<char>::_Alloc_block*>"** %this_addr.i           ; <"struct.__gnu_cxx::balloc::_Inclusive_between<__gnu_cxx::bitmap_allocator<char>::_Alloc_block*>"*> [#uses=1]
+       %tmp.i = bitcast "struct.__gnu_cxx::balloc::_Inclusive_between<__gnu_cxx::bitmap_allocator<char>::_Alloc_block*>"* %tmp.i to "struct.__gnu_cxx::bitmap_allocator<char>"*                ; <"struct.__gnu_cxx::bitmap_allocator<char>"*> [#uses=0]
+       %tmp1.i = load "struct.__gnu_cxx::balloc::_Inclusive_between<__gnu_cxx::bitmap_allocator<char>::_Alloc_block*>"** %this_addr.i          ; <"struct.__gnu_cxx::balloc::_Inclusive_between<__gnu_cxx::bitmap_allocator<char>::_Alloc_block*>"*> [#uses=1]
+       %tmp.i = getelementptr "struct.__gnu_cxx::balloc::_Inclusive_between<__gnu_cxx::bitmap_allocator<char>::_Alloc_block*>"* %tmp1.i, int 0, uint 0         ; <"struct.__gnu_cxx::bitmap_allocator<char>::_Alloc_block"**> [#uses=0]
+       unreachable
+}