31 lines
692 B
LLVM
31 lines
692 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -passes='function(instcombine),cgscc(inline)' -S | FileCheck %s
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; PR3142
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define i32 @a(i32 %X) {
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; CHECK-LABEL: @a(
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; CHECK-NEXT: [[T0:%.*]] = sub i32 0, [[X:%.*]]
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; CHECK-NEXT: [[T1:%.*]] = sdiv i32 [[T0]], -3
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; CHECK-NEXT: ret i32 [[T1]]
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;
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%t0 = sub i32 0, %X
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%t1 = sdiv i32 %t0, -3
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ret i32 %t1
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}
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define i32 @b(i32 %X) {
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; CHECK-LABEL: @b(
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; CHECK-NEXT: ret i32 715827882
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;
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%t0 = call i32 @a(i32 -2147483648)
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ret i32 %t0
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}
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define i32 @c(i32 %X) {
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; CHECK-LABEL: @c(
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; CHECK-NEXT: ret i32 715827882
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;
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%t0 = sub i32 0, -2147483648
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%t1 = sdiv i32 %t0, -3
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ret i32 %t1
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}
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