1 ; Test that the StrCmpOptimizer works correctly
2 ; RUN: llvm-as < %s | opt -simplify-libcalls | llvm-dis | not grep 'call.*strcmp'
4 declare int %strcmp(sbyte*,sbyte*)
5 declare int %puts(sbyte*)
6 %hello = constant [6 x sbyte] c"hello\00"
7 %hell = constant [5 x sbyte] c"hell\00"
8 %null = constant [1 x sbyte] c"\00"
10 implementation ; Functions:
13 %hello_p = getelementptr [6 x sbyte]* %hello, int 0, int 0
14 %hell_p = getelementptr [5 x sbyte]* %hell, int 0, int 0
15 %null_p = getelementptr [1 x sbyte]* %null, int 0, int 0
16 %temp1 = call int %strcmp(sbyte* %hello_p, sbyte* %hello_p)
17 %temp2 = call int %strcmp(sbyte* %null_p, sbyte* %null_p)
18 %temp3 = call int %strcmp(sbyte* %hello_p, sbyte* %null_p)
19 %temp4 = call int %strcmp(sbyte* %null_p, sbyte* %hello_p)
20 %temp5 = call int %strcmp(sbyte* %hell_p, sbyte* %hello_p)
21 %rslt1 = add int %temp1, %temp2
22 %rslt2 = add int %rslt1, %temp3
23 %rslt3 = add int %rslt2, %temp4
24 %rslt4 = add int %rslt3, %temp5