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llvm-mirror/test/Transforms/IndVarSimplify/udiv-invariant-but-traps.ll
Eric Christopher a62270de2c Revert "Temporarily Revert "Add basic loop fusion pass.""
The reversion apparently deleted the test/Transforms directory.

Will be re-reverting again.

llvm-svn: 358552
2019-04-17 04:52:47 +00:00

33 lines
516 B
LLVM

; RUN: opt -indvars -S < %s | FileCheck %s
@b = common global i32 0, align 4
define i32 @foo(i32 %x, i1 %y) {
bb0:
br label %bb1
bb1:
br i1 %y, label %bb14, label %bb8
bb8:
%i = phi i64 [ %i.next, %bb8 ], [ 0, %bb1 ]
%i.next = add i64 %i, 1
%div = udiv i32 1, %x
%c = icmp eq i64 %i.next, 6
br i1 %c, label %bb11, label %bb8
bb11:
br i1 %y, label %bb1, label %bb13
bb13:
store i32 %div, i32* @b, align 4
br label %bb14
bb14:
ret i32 0
}
; CHECK-LABEL: @foo(
; CHECK: bb8:
; CHECK: udiv