forked from OSchip/llvm-project
29 lines
1.2 KiB
LLVM
29 lines
1.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -reassociate %s -S -o - | FileCheck %s
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; Reassociate pass used to crash on these example
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@g = global i32 0
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define float @undef1() {
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; CHECK-LABEL: @undef1(
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; CHECK-NEXT: ret float fadd (float bitcast (i32 ptrtoint (i32* @g to i32) to float), float fadd (float bitcast (i32 ptrtoint (i32* @g to i32) to float), float fadd (float fsub (float -0.000000e+00, float bitcast (i32 ptrtoint (i32* @g to i32) to float)), float fsub (float -0.000000e+00, float bitcast (i32 ptrtoint (i32* @g to i32) to float)))))
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;
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%t0 = fadd fast float bitcast (i32 ptrtoint (i32* @g to i32) to float), bitcast (i32 ptrtoint (i32* @g to i32) to float)
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%t1 = fsub fast float bitcast (i32 ptrtoint (i32* @g to i32) to float), %t0
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%t2 = fadd fast float bitcast (i32 ptrtoint (i32* @g to i32) to float), %t1
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ret float %t2
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}
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define void @undef2() {
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; CHECK-LABEL: @undef2(
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; CHECK-NEXT: unreachable
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;
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%t0 = fadd fast float bitcast (i32 ptrtoint (i32* @g to i32) to float), bitcast (i32 ptrtoint (i32* @g to i32) to float)
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%t1 = fadd fast float %t0, 1.0
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%t2 = fsub fast float %t0, %t1
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%t3 = fmul fast float %t2, 2.0
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unreachable
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}
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