merge a few crash tests into crash.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86119 91177308-0d34-0410-b5e6-96231b3b80d8

test/Transforms/JumpThreading/2008-11-28-InfLoop.ll

@@ -1,17 +0,0 @@
-; RUN: opt < %s -jump-threading -S
-
-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-f80:128:128"
-target triple = "i386-apple-darwin9.5"
-	%struct.decContext = type { i32 }
-	%struct.decNumber = type { i32, i32 }
-
-define i32 @decNumberPower(%struct.decNumber* %res, %struct.decNumber* %lhs, %struct.decNumber* %rhs, %struct.decContext* %set) nounwind {
-entry:
-	br i1 true, label %decDivideOp.exit, label %bb7.i
-
-bb7.i:		; preds = %bb7.i, %entry
-	br label %bb7.i
-
-decDivideOp.exit:		; preds = %entry
-	ret i32 undef
-}

test/Transforms/JumpThreading/2009-01-08-DeadLoopRepl.ll

@@ -1,49 +0,0 @@
-; RUN: opt < %s -jump-threading | llvm-dis
-; PR3298
-
-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-f80:128:128"
-target triple = "i386-apple-darwin9.6"
-
-define i32 @func(i32 %p_79, i32 %p_80) nounwind {
-entry:
-	br label %bb7
-
-bb1:		; preds = %bb2
-	br label %bb2
-
-bb2:		; preds = %bb7, %bb1
-	%l_82.0 = phi i8 [ 0, %bb1 ], [ %l_82.1, %bb7 ]		; <i8> [#uses=3]
-	br i1 true, label %bb3, label %bb1
-
-bb3:		; preds = %bb2
-	%0 = icmp eq i32 %p_80_addr.1, 0		; <i1> [#uses=1]
-	br i1 %0, label %bb7, label %bb6
-
-bb5:		; preds = %bb6
-	%1 = icmp eq i8 %l_82.0, 0		; <i1> [#uses=1]
-	br i1 %1, label %bb1.i, label %bb.i
-
-bb.i:		; preds = %bb5
-	br label %safe_div_func_char_s_s.exit
-
-bb1.i:		; preds = %bb5
-	br label %safe_div_func_char_s_s.exit
-
-safe_div_func_char_s_s.exit:		; preds = %bb1.i, %bb.i
-	br label %bb6
-
-bb6:		; preds = %safe_div_func_char_s_s.exit, %bb3
-	%p_80_addr.0 = phi i32 [ %p_80_addr.1, %bb3 ], [ 1, %safe_div_func_char_s_s.exit ]		; <i32> [#uses=2]
-	%2 = icmp eq i32 %p_80_addr.0, 0		; <i1> [#uses=1]
-	br i1 %2, label %bb7, label %bb5
-
-bb7:		; preds = %bb6, %bb3, %entry
-	%l_82.1 = phi i8 [ 1, %entry ], [ %l_82.0, %bb3 ], [ %l_82.0, %bb6 ]		; <i8> [#uses=2]
-	%p_80_addr.1 = phi i32 [ 0, %entry ], [ %p_80_addr.1, %bb3 ], [ %p_80_addr.0, %bb6 ]		; <i32> [#uses=4]
-	%3 = icmp eq i32 %p_80_addr.1, 0		; <i1> [#uses=1]
-	br i1 %3, label %bb8, label %bb2
-
-bb8:		; preds = %bb7
-	%4 = sext i8 %l_82.1 to i32		; <i32> [#uses=0]
-	ret i32 0
-}

test/Transforms/JumpThreading/2009-01-19-InfSwitchLoop.ll

@@ -1,21 +0,0 @@
-; RUN: opt < %s -jump-threading -S
-; PR3353
-
-define i32 @test(i8 %X) {
-entry:
-	%Y = add i8 %X, 1
-	%Z = add i8 %Y, 1
-	br label %bb33.i
-
-bb33.i:		; preds = %bb33.i, %bb32.i
-	switch i8 %Y, label %bb32.i [
-		i8 39, label %bb35.split.i
-		i8 13, label %bb33.i
-	]
-
-bb35.split.i:
-	ret i32 5
-bb32.i:
-	ret i32 1
-}
-

test/Transforms/JumpThreading/crash.ll

@@ -88,4 +88,85 @@ D:
   ret i32 %c
 E:
   ret i32 412
-}
+}
+
+
+define i32 @test2() nounwind {
+entry:
+        br i1 true, label %decDivideOp.exit, label %bb7.i
+
+bb7.i:          ; preds = %bb7.i, %entry
+        br label %bb7.i
+
+decDivideOp.exit:               ; preds = %entry
+        ret i32 undef
+}
+
+
+; PR3298
+
+define i32 @test3(i32 %p_79, i32 %p_80) nounwind {
+entry:
+	br label %bb7
+
+bb1:		; preds = %bb2
+	br label %bb2
+
+bb2:		; preds = %bb7, %bb1
+	%l_82.0 = phi i8 [ 0, %bb1 ], [ %l_82.1, %bb7 ]		; <i8> [#uses=3]
+	br i1 true, label %bb3, label %bb1
+
+bb3:		; preds = %bb2
+	%0 = icmp eq i32 %p_80_addr.1, 0		; <i1> [#uses=1]
+	br i1 %0, label %bb7, label %bb6
+
+bb5:		; preds = %bb6
+	%1 = icmp eq i8 %l_82.0, 0		; <i1> [#uses=1]
+	br i1 %1, label %bb1.i, label %bb.i
+
+bb.i:		; preds = %bb5
+	br label %safe_div_func_char_s_s.exit
+
+bb1.i:		; preds = %bb5
+	br label %safe_div_func_char_s_s.exit
+
+safe_div_func_char_s_s.exit:		; preds = %bb1.i, %bb.i
+	br label %bb6
+
+bb6:		; preds = %safe_div_func_char_s_s.exit, %bb3
+	%p_80_addr.0 = phi i32 [ %p_80_addr.1, %bb3 ], [ 1, %safe_div_func_char_s_s.exit ]		; <i32> [#uses=2]
+	%2 = icmp eq i32 %p_80_addr.0, 0		; <i1> [#uses=1]
+	br i1 %2, label %bb7, label %bb5
+
+bb7:		; preds = %bb6, %bb3, %entry
+	%l_82.1 = phi i8 [ 1, %entry ], [ %l_82.0, %bb3 ], [ %l_82.0, %bb6 ]		; <i8> [#uses=2]
+	%p_80_addr.1 = phi i32 [ 0, %entry ], [ %p_80_addr.1, %bb3 ], [ %p_80_addr.0, %bb6 ]		; <i32> [#uses=4]
+	%3 = icmp eq i32 %p_80_addr.1, 0		; <i1> [#uses=1]
+	br i1 %3, label %bb8, label %bb2
+
+bb8:		; preds = %bb7
+	%4 = sext i8 %l_82.1 to i32		; <i32> [#uses=0]
+	ret i32 0
+}
+
+
+; PR3353
+
+define i32 @test4(i8 %X) {
+entry:
+        %Y = add i8 %X, 1
+        %Z = add i8 %Y, 1
+        br label %bb33.i
+
+bb33.i:         ; preds = %bb33.i, %bb32.i
+        switch i8 %Y, label %bb32.i [
+                i8 39, label %bb35.split.i
+                i8 13, label %bb33.i
+        ]
+
+bb35.split.i:
+        ret i32 5
+bb32.i:
+        ret i32 1
+}
+