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PR9998: ashr exact %x, 31 is not equivalent to sdiv exact %x, -2147483648.
authorEli Friedman <eli.friedman@gmail.com>
Wed, 25 May 2011 23:26:20 +0000 (23:26 +0000)
committerEli Friedman <eli.friedman@gmail.com>
Wed, 25 May 2011 23:26:20 +0000 (23:26 +0000)
commita831a9b972f1b4fa4f3457acf303abbfc71c1ede
tree4715418d72d6c488d7236150f5ff344422a3a1bctree | snapshot
parent8a115d5bf42af0a3b4b87d2937502a66c63ff743commit | diff
PR9998: ashr exact %x, 31 is not equivalent to sdiv exact %x, -2147483648.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132097 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/InstCombine/InstCombineCompares.cpp diff | blob | history
test/Transforms/InstCombine/exact.ll diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors