| ; RUN: opt < %s -instcombine -S | not grep call |
| ; RUN: opt < %s -std-compile-opts -S | not grep xyz |
| target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" |
| |
| @.str = internal constant [4 x i8] c"xyz\00" ; <[4 x i8]*> [#uses=1] |
| |
| define void @foo(i8* %P) { |
| entry: |
| %P_addr = alloca i8* ; <i8**> [#uses=2] |
| %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| store i8* %P, i8** %P_addr |
| %tmp = load i8** %P_addr, align 4 ; <i8*> [#uses=1] |
| %tmp1 = getelementptr [4 x i8]* @.str, i32 0, i32 0 ; <i8*> [#uses=1] |
| call void @llvm.memcpy.i32( i8* %tmp, i8* %tmp1, i32 4, i32 1 ) |
| br label %return |
| |
| return: ; preds = %entry |
| ret void |
| } |
| |
| declare void @llvm.memcpy.i32(i8*, i8*, i32, i32) |
