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llvm-mirror/test/Transforms/InstCombine/sdiv-1.ll
Bill Wendling 5020e916ef Strengthen check for div inst-combining.
llvm-svn: 60276
2008-11-30 04:33:53 +00:00

23 lines
459 B
LLVM

; RUN: llvm-as < %s | opt -instcombine -inline | llvm-dis | not grep '-715827882'
; PR3142
define i32 @a(i32 %X) nounwind readnone {
entry:
%0 = sub i32 0, %X
%1 = sdiv i32 %0, -3
ret i32 %1
}
define i32 @b(i32 %X) nounwind readnone {
entry:
%0 = call i32 @a(i32 -2147483648)
ret i32 %0
}
define i32 @c(i32 %X) nounwind readnone {
entry:
%0 = sub i32 0, -2147483648
%1 = sdiv i32 %0, -3
ret i32 %1
}