1 ; Test that the StrCpyOptimizer works correctly
2 ; RUN: llvm-upgrade < %s | llvm-as | opt -simplify-libcalls | llvm-dis | \
3 ; RUN: not grep {call.*strcpy}
5 declare sbyte* %strcpy(sbyte*,sbyte*)
6 declare int %puts(sbyte*)
7 %hello = constant [6 x sbyte] c"hello\00"
8 %null = constant [1 x sbyte] c"\00"
9 %null_hello = constant [7 x sbyte] c"\00hello\00"
11 implementation ; Functions:
14 %target = alloca [1024 x sbyte]
15 %arg1 = getelementptr [1024 x sbyte]* %target, int 0, int 0
16 store sbyte 0, sbyte* %arg1
17 %arg2 = getelementptr [6 x sbyte]* %hello, int 0, int 0
18 %rslt1 = call sbyte* %strcpy(sbyte* %arg1, sbyte* %arg2)
19 %arg3 = getelementptr [1 x sbyte]* %null, int 0, int 0
20 %rslt2 = call sbyte* %strcpy(sbyte* %rslt1, sbyte* %arg3)
21 %arg4 = getelementptr [7 x sbyte]* %null_hello, int 0, int 0
22 %rslt3 = call sbyte* %strcpy(sbyte* %rslt2, sbyte* %arg4)
23 call int %puts(sbyte* %rslt3)