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New testcase for wierd combine opportunity found in bzip2 benchmark

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2580 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2002-05-09 19:52:36 +00:00
parent 8c8a37061a
commit 0097e41993
1 changed files with 7 additions and 3 deletions
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10
test/Transforms/InstCombine/set.ll
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@ -6,16 +6,20 @@
; RUN: else exit 0 ; RUN: else exit 0
; RUN: fi ; RUN: fi
implementation %X = uninitialized global int
bool "test1"(int %A) { bool "test1"(int %A) {
%B = seteq int %A, %A %B = seteq int %A, %A
ret bool %B %C = seteq int* %X, null ; Never true
%D = and bool %B, %C
ret bool %D
} }
bool "test2"(int %A) { bool "test2"(int %A) {
%B = setne int %A, %A %B = setne int %A, %A
ret bool %B %C = setne int* %X, null ; Never false
%D = or bool %B, %C
ret bool %D
} }
bool "test3"(int %A) { bool "test3"(int %A) {