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26 lines
702 B
26 lines
702 B
4 months ago
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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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define float @undef1() {
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wrapper_entry:
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; CHECK-LABEL: @undef1
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; CHECK: ret float fadd (float undef, float fadd (float undef, float fadd (float fsub (float -0.000000e+00, float undef), float fsub (float -0.000000e+00, float undef))))
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%0 = fadd fast float undef, undef
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%1 = fsub fast float undef, %0
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%2 = fadd fast float undef, %1
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ret float %2
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}
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define void @undef2() {
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wrapper_entry:
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; CHECK-LABEL: @undef2
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; CHECK: unreachable
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%0 = fadd fast float undef, undef
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%1 = fadd fast float %0, 1.000000e+00
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%2 = fsub fast float %0, %1
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%3 = fmul fast float %2, 2.000000e+00
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unreachable
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}
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