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a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
49 lines
1.5 KiB
LLVM
49 lines
1.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -aggressive-instcombine -S | FileCheck %s
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; RUN: opt < %s -passes=aggressive-instcombine -S | FileCheck %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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; Aggressive Instcombine should be able ignore unreachable basic block.
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define void @func_20() {
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; CHECK-LABEL: @func_20(
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; CHECK-NEXT: for.body94:
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; CHECK-NEXT: unreachable
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; CHECK: for.cond641:
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; CHECK-NEXT: [[OR722:%.*]] = or i32 [[OR722]], undef
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; CHECK-NEXT: [[OR723:%.*]] = or i32 [[OR722]], 1
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; CHECK-NEXT: [[CONV724:%.*]] = trunc i32 [[OR723]] to i16
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; CHECK-NEXT: br label [[FOR_COND641:%.*]]
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;
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for.body94:
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unreachable
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for.cond641:
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%or722 = or i32 %or722, undef
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%or723 = or i32 %or722, 1
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%conv724 = trunc i32 %or723 to i16
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br label %for.cond641
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}
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define void @func_21() {
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; CHECK-LABEL: @func_21(
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; CHECK-NEXT: for.body94:
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; CHECK-NEXT: unreachable
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; CHECK: for.cond641:
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; CHECK-NEXT: [[OR722:%.*]] = or i32 [[A:%.*]], undef
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; CHECK-NEXT: [[A]] = or i32 [[OR722]], undef
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; CHECK-NEXT: [[OR723:%.*]] = or i32 [[OR722]], 1
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; CHECK-NEXT: [[CONV724:%.*]] = trunc i32 [[OR723]] to i16
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; CHECK-NEXT: br label [[FOR_COND641:%.*]]
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;
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for.body94:
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unreachable
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for.cond641:
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%or722 = or i32 %a, undef
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%a = or i32 %or722, undef
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%or723 = or i32 %or722, 1
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%conv724 = trunc i32 %or723 to i16
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br label %for.cond641
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}
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