this crashes globalopt

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37021 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/GlobalOpt/2007-05-13-Crash.ll b/test/Transforms/GlobalOpt/2007-05-13-Crash.ll
new file mode 100644 (file)
index 0000000..22fee77
--- /dev/null
+++ b/test/Transforms/GlobalOpt/2007-05-13-Crash.ll
@@ -0,0 +1,74 @@
+; RUN: llvm-as < %s | opt  -globalopt -disable-output
+
+target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64"
+target triple = "i686-apple-darwin8"
+        %struct.SFLMutableListItem = type { i16 }
+        %struct.__CFDictionary = type opaque
+        %struct.__CFString = type opaque
+        %struct.__builtin_CFString = type { i32*, i32, i8*, i32 }
+@_ZZ19SFLGetVisibilityKeyvE19_kSFLLVisibilityKey = internal global %struct.__CFString* null             ; <%struct.__CFString**> [#uses=2]
+@_ZZ22SFLGetAlwaysVisibleKeyvE22_kSFLLAlwaysVisibleKey = internal global %struct.__CFString* null               ; <%struct.__CFString**> [#uses=7]
+internal constant %struct.__builtin_CFString {
+    i32* getelementptr ([0 x i32]* @__CFConstantStringClassReference, i32 0, i32 0), 
+    i32 1992, 
+    i8* getelementptr ([14 x i8]* @.str, i32 0, i32 0), 
+    i32 13 }, section "__DATA,__cfstring"               ; <%struct.__builtin_CFString*>:0 [#uses=1]
+@__CFConstantStringClassReference = external global [0 x i32]           ; <[0 x i32]*> [#uses=1]
+@.str = internal constant [14 x i8] c"AlwaysVisible\00"         ; <[14 x i8]*> [#uses=1]
+@_ZZ21SFLGetNeverVisibleKeyvE21_kSFLLNeverVisibleKey = internal global %struct.__CFString* null         ; <%struct.__CFString**> [#uses=2]
+
+define %struct.__CFString* @_Z19SFLGetVisibilityKeyv() {
+entry:
+        %tmp1 = load %struct.__CFString** @_ZZ19SFLGetVisibilityKeyvE19_kSFLLVisibilityKey              ; <%struct.__CFString*> [#uses=1]
+        ret %struct.__CFString* %tmp1
+}
+
+define %struct.__CFString* @_Z22SFLGetAlwaysVisibleKeyv() {
+entry:
+        %tmp1 = load %struct.__CFString** @_ZZ22SFLGetAlwaysVisibleKeyvE22_kSFLLAlwaysVisibleKey                ; <%struct.__CFString*> [#uses=1]
+        %tmp2 = icmp eq %struct.__CFString* %tmp1, null         ; <i1> [#uses=1]
+        br i1 %tmp2, label %cond_true, label %cond_next
+
+cond_true:              ; preds = %entry
+        store %struct.__CFString* bitcast (%struct.__builtin_CFString* @0 to %struct.__CFString*), %struct.__CFString** @_ZZ22SFLGetAlwaysVisibleKeyvE22_kSFLLAlwaysVisibleKey
+        br label %cond_next
+
+cond_next:              ; preds = %entry, %cond_true
+        %tmp4 = load %struct.__CFString** @_ZZ22SFLGetAlwaysVisibleKeyvE22_kSFLLAlwaysVisibleKey                ; <%struct.__CFString*> [#uses=1]
+        ret %struct.__CFString* %tmp4
+}
+
+define %struct.__CFString* @_Z21SFLGetNeverVisibleKeyv() {
+entry:
+        %tmp1 = load %struct.__CFString** @_ZZ21SFLGetNeverVisibleKeyvE21_kSFLLNeverVisibleKey          ; <%struct.__CFString*> [#uses=1]
+        ret %struct.__CFString* %tmp1
+}
+
+define %struct.__CFDictionary* @_ZN18SFLMutableListItem18GetPrefsDictionaryEv(%struct.SFLMutableListItem* %this) {
+entry:
+        %tmp4 = getelementptr %struct.SFLMutableListItem* %this, i32 0, i32 0  ; <i16*> [#uses=1]
+        %tmp5 = load i16* %tmp4         ; <i16> [#uses=1]
+        %tmp6 = icmp eq i16 %tmp5, 0            ; <i1> [#uses=1]
+        br i1 %tmp6, label %cond_next22, label %cond_true
+
+cond_true:              ; preds = %entry
+        %tmp9 = load %struct.__CFString** @_ZZ22SFLGetAlwaysVisibleKeyvE22_kSFLLAlwaysVisibleKey                ; <%struct.__CFString*> [#uses=1]
+        %tmp10 = icmp eq %struct.__CFString* %tmp9, null                ; <i1> [#uses=1]
+        br i1 %tmp10, label %cond_true13, label %cond_next22
+
+cond_true13:            ; preds = %cond_true
+        store %struct.__CFString* bitcast (%struct.__builtin_CFString* @0 to %struct.__CFString*), %struct.__CFString** @_ZZ22SFLGetAlwaysVisibleKeyvE22_kSFLLAlwaysVisibleKey
+        br label %cond_next22
+
+cond_next22:            ; preds = %entry, %cond_true13, %cond_true
+        %iftmp.1.0.in = phi %struct.__CFString** [ @_ZZ22SFLGetAlwaysVisibleKeyvE22_kSFLLAlwaysVisibleKey, %cond_true ], [ @_ZZ22SFLGetAlwaysVisibleKeyvE22_kSFLLAlwaysVisibleKey, %cond_true13 ], [ @_ZZ21SFLGetNeverVisibleKeyvE21_kSFLLNeverVisibleKey, %entry ]             ; <%struct.__CFString**> [#uses=1]
+        %iftmp.1.0 = load %struct.__CFString** %iftmp.1.0.in            ; <%struct.__CFString*> [#uses=1]
+        %tmp24 = load %struct.__CFString** @_ZZ19SFLGetVisibilityKeyvE19_kSFLLVisibilityKey             ; <%struct.__CFString*> [#uses=1]
+        %tmp2728 = bitcast %struct.__CFString* %tmp24 to i8*            ; <i8*> [#uses=1]
+        %tmp2930 = bitcast %struct.__CFString* %iftmp.1.0 to i8*               ; <i8*> [#uses=1]
+        call void @_Z20CFDictionaryAddValuePKvS0_( i8* %tmp2728, i8* %tmp2930 )
+        ret %struct.__CFDictionary* undef
+}
+
+declare void @_Z20CFDictionaryAddValuePKvS0_(i8*, i8*)
+