d1e33e7061
Scops that only read seem generally uninteresting and scops that only write are most likely initializations where there is also little to optimize. To not waste compile time we bail early. Differential Revision: http://reviews.llvm.org/D7735 llvm-svn: 229820
23 lines
836 B
LLVM
23 lines
836 B
LLVM
; RUN: opt %loadPolly -polly-detect-unprofitable -polly-detect < %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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target triple = "x86_64-unknown-linux-gnu"
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define fastcc void @f () inlinehint align 2 {
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entry:
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%0 = fmul double undef, 1.250000e+00 ; <double> [#uses=1]
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%1 = fptoui double %0 to i32 ; <i32> [#uses=0]
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br i1 false, label %bb5.i, label %bb.nph.i
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bb.nph.i: ; preds = %bb.i1
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br label %bb3.i2
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bb3.i2: ; preds = %bb3.i2, %bb.nph.i
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br i1 undef, label %bb3.i2, label %bb5.i
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bb5.i: ; preds = %bb3.i2, %bb.i1
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br label %exit
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exit:
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ret void
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}
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