--- /dev/null
+; RUN: opt < %s -loop-reduce -S | FileCheck %s
+
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.9.0"
+
+; LSR shouldn't normalize IV if it can't be denormalized to the original
+; expression. In this testcase, the normalized expression was denormalized to
+; an expression different from the original, and we were losing sign extension.
+
+; CHECK: [[TMP:%[a-z]+]] = trunc i32 {{.*}} to i8
+; CHECK: {{%[a-z0-9]+}} = sext i8 [[TMP]] to i32
+
+@j = common global i32 0, align 4
+@c = common global i32 0, align 4
+@g = common global i32 0, align 4
+@h = common global i8 0, align 1
+@d = common global i32 0, align 4
+@i = common global i32 0, align 4
+@e = common global i32 0, align 4
+@.str = private unnamed_addr constant [4 x i8] c"%x\0A\00", align 1
+@a = common global i32 0, align 4
+@b = common global i16 0, align 2
+
+; Function Attrs: nounwind optsize ssp uwtable
+define i32 @main() #0 {
+entry:
+ store i8 0, i8* @h, align 1
+ %0 = load i32* @j, align 4
+ %tobool.i = icmp eq i32 %0, 0
+ %1 = load i32* @d, align 4
+ %cmp3 = icmp sgt i32 %1, -1
+ %.lobit = lshr i32 %1, 31
+ %.lobit.not = xor i32 %.lobit, 1
+ br label %for.body
+
+for.body: ; preds = %entry, %fn3.exit
+ %inc9 = phi i8 [ 0, %entry ], [ %inc, %fn3.exit ]
+ %conv = sext i8 %inc9 to i32
+ br i1 %tobool.i, label %fn3.exit, label %land.rhs.i
+
+land.rhs.i: ; preds = %for.body
+ store i32 0, i32* @c, align 4
+ br label %fn3.exit
+
+fn3.exit: ; preds = %for.body, %land.rhs.i
+ %inc = add i8 %inc9, 1
+ %cmp = icmp sgt i8 %inc, -1
+ br i1 %cmp, label %for.body, label %for.end
+
+for.end: ; preds = %fn3.exit
+ %.lobit.not. = select i1 %cmp3, i32 %.lobit.not, i32 0
+ store i32 %conv, i32* @g, align 4
+ store i32 %.lobit.not., i32* @i, align 4
+ store i8 %inc, i8* @h, align 1
+ %conv7 = sext i8 %inc to i32
+ %add = add nsw i32 %conv7, %conv
+ store i32 %add, i32* @e, align 4
+ %call = tail call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([4 x i8]* @.str, i64 0, i64 0), i32 %add) #2
+ ret i32 0
+}
+
+; Function Attrs: nounwind optsize
+declare i32 @printf(i8* nocapture readonly, ...) #1
+
+attributes #0 = { nounwind optsize ssp uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #1 = { nounwind optsize "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #2 = { nounwind optsize }
+++ /dev/null
-; RUN: opt < %s -loop-reduce -S | FileCheck %s
-
-target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
-target triple = "x86_64-apple-macosx10.9.0"
-
-; LSR shouldn't normalize IV if it can't be denormalized to the original
-; expression. In this testcase, the normalized expression was denormalized to
-; an expression different from the original, and we were losing sign extension.
-
-; CHECK: [[TMP:%[a-z]+]] = trunc i32 {{.*}} to i8
-; CHECK: {{%[a-z0-9]+}} = sext i8 [[TMP]] to i32
-
-@j = common global i32 0, align 4
-@c = common global i32 0, align 4
-@g = common global i32 0, align 4
-@h = common global i8 0, align 1
-@d = common global i32 0, align 4
-@i = common global i32 0, align 4
-@e = common global i32 0, align 4
-@.str = private unnamed_addr constant [4 x i8] c"%x\0A\00", align 1
-@a = common global i32 0, align 4
-@b = common global i16 0, align 2
-
-; Function Attrs: nounwind optsize ssp uwtable
-define i32 @main() #0 {
-entry:
- store i8 0, i8* @h, align 1
- %0 = load i32* @j, align 4
- %tobool.i = icmp eq i32 %0, 0
- %1 = load i32* @d, align 4
- %cmp3 = icmp sgt i32 %1, -1
- %.lobit = lshr i32 %1, 31
- %.lobit.not = xor i32 %.lobit, 1
- br label %for.body
-
-for.body: ; preds = %entry, %fn3.exit
- %inc9 = phi i8 [ 0, %entry ], [ %inc, %fn3.exit ]
- %conv = sext i8 %inc9 to i32
- br i1 %tobool.i, label %fn3.exit, label %land.rhs.i
-
-land.rhs.i: ; preds = %for.body
- store i32 0, i32* @c, align 4
- br label %fn3.exit
-
-fn3.exit: ; preds = %for.body, %land.rhs.i
- %inc = add i8 %inc9, 1
- %cmp = icmp sgt i8 %inc, -1
- br i1 %cmp, label %for.body, label %for.end
-
-for.end: ; preds = %fn3.exit
- %.lobit.not. = select i1 %cmp3, i32 %.lobit.not, i32 0
- store i32 %conv, i32* @g, align 4
- store i32 %.lobit.not., i32* @i, align 4
- store i8 %inc, i8* @h, align 1
- %conv7 = sext i8 %inc to i32
- %add = add nsw i32 %conv7, %conv
- store i32 %add, i32* @e, align 4
- %call = tail call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([4 x i8]* @.str, i64 0, i64 0), i32 %add) #2
- ret i32 0
-}
-
-; Function Attrs: nounwind optsize
-declare i32 @printf(i8* nocapture readonly, ...) #1
-
-attributes #0 = { nounwind optsize ssp uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
-attributes #1 = { nounwind optsize "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
-attributes #2 = { nounwind optsize }