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Finally re-apply r46959. This is made feasible by the combination

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of r56230, r56232, and r56246.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56247 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2008-09-16 18:52:57 +00:00
parent 81b28ceab6
commit 70ff4cf1ba
3 changed files with 6 additions and 5 deletions
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6
test/Analysis/ScalarEvolution/avoid-smax-1.ll
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@@ -1,11 +1,13 @@
; RUN: llvm-as < %s | opt -indvars | llvm-dis > %t
; RUN: not grep select %t
; RUN: grep select %t | count 2
; RUN: grep {icmp ne i32.\* %w } %t
; Indvars should be able to insert a canonical induction variable
; for the bb6 loop without using a maximum calculation (icmp, select)
; because it should be able to prove that the comparison is guarded
; by an appropriate conditional branch.
; by an appropriate conditional branch. Unfortunately, indvars is
; not yet able to find the comparison for the other too loops in
; this testcase.
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"