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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2016-05-17 12:08:55 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2016-05-17 12:08:55 +0000 |
| commit | ca9a0fe2b926e3821cf4485e7bd9b59407b474f2 (patch) | |
| tree | 02eee702f827611dc5c76659442fb7c5ffc1cd0b /llvm/test/Transforms/InstCombine | |
| parent | 6c1d74a094ddb477bc17aacc2ef37532104eb8d5 (diff) | |
| download | bcm5719-llvm-ca9a0fe2b926e3821cf4485e7bd9b59407b474f2.tar.gz bcm5719-llvm-ca9a0fe2b926e3821cf4485e7bd9b59407b474f2.zip | |
[InstCombine] Don't crash when trying to take an element of a ConstantExpr.
Fixes PR27786.
llvm-svn: 269757
Diffstat (limited to 'llvm/test/Transforms/InstCombine')
| -rw-r--r-- | llvm/test/Transforms/InstCombine/icmp-vec.ll | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/llvm/test/Transforms/InstCombine/icmp-vec.ll b/llvm/test/Transforms/InstCombine/icmp-vec.ll index 290eacebe9d..6fe3f631701 100644 --- a/llvm/test/Transforms/InstCombine/icmp-vec.ll +++ b/llvm/test/Transforms/InstCombine/icmp-vec.ll @@ -181,3 +181,13 @@ define <2 x i1> @PR27756_2(<2 x i8> %a) { ret <2 x i1> %cmp } +@someglobal = global i32 0 + +define <2 x i1> @PR27786(<2 x i8> %a) { +; CHECK-LABEL: @PR27786( +; CHECK-NEXT: [[CMP:%.*]] = icmp sle <2 x i8> %a, bitcast (i16 ptrtoint (i32* @someglobal to i16) to <2 x i8>) +; CHECK-NEXT: ret <2 x i1> [[CMP]] +; + %cmp = icmp sle <2 x i8> %a, bitcast (i16 ptrtoint (i32* @someglobal to i16) to <2 x i8>) + ret <2 x i1> %cmp +} |
