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; RUN: opt < %s -reassociate -S | FileCheck %s
; This test is to make sure while processing a block, uses of instructions
; from a different basic block don't get added to be re-optimized
define void @main() {
; CHECK-LABEL: @main(
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 undef, label %bb1, label %bb2
; CHECK: bb1:
; CHECK-NEXT: ret void
; CHECK: bb2:
; CHECK-NEXT: ret void
;
entry:
%0 = fadd fast float undef, undef
br i1 undef, label %bb1, label %bb2
bb1:
%1 = fmul fast float undef, -2.000000e+00
%2 = fmul fast float %1, 2.000000e+00
%3 = fadd fast float %2, 2.000000e+00
%4 = fadd fast float %3, %0
%mul351 = fmul fast float %4, 5.000000e-01
ret void
bb2:
ret void
}
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