1; Test that the strrchr libcall simplifier works correctly. 2; 3; RUN: opt < %s -instcombine -S | FileCheck %s 4 5target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" 6 7@hello = constant [14 x i8] c"hello world\5Cn\00" 8@chr = global i8 zeroinitializer 9 10declare i8 @strrchr(i8*, i32) 11 12define void @test_nosimplify1() { 13; CHECK: test_nosimplify1 14; CHECK: call i8 @strrchr 15; CHECK: ret void 16 17 %str = getelementptr [14 x i8], [14 x i8]* @hello, i32 0, i32 0 18 %dst = call i8 @strrchr(i8* %str, i32 119) 19 store i8 %dst, i8* @chr 20 ret void 21} 22