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22 lines
714 B
LLVM
22 lines
714 B
LLVM
; Test that the StrChrOptimizer works correctly
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; RUN: llvm-as < %s | opt -simplify-libcalls | llvm-dis | not grep 'call.*%strchr'
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declare sbyte* %strchr(sbyte*,int)
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declare int %puts(sbyte*)
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%hello = constant [14 x sbyte] c"hello world\n\00"
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%null = constant [1 x sbyte] c"\00"
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implementation ; Functions:
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int %main () {
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%hello_p = getelementptr [14 x sbyte]* %hello, int 0, int 0
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%null_p = getelementptr [1 x sbyte]* %null, int 0, int 0
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%world = call sbyte* %strchr(sbyte* %hello_p, int 119 )
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%ignore = call sbyte* %strchr(sbyte* %null_p, int 119 )
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%len = call int %puts(sbyte* %world)
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%index = add int %len, 112
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%result = call sbyte* %strchr(sbyte* %hello_p, int %index)
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ret int %index
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}
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