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- ; Test that the strlen library call simplifier works correctly.
- ;
- ; RUN: opt < %s -instcombine -S | FileCheck %s
- target 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"
- @hello = constant [6 x i8] c"hello\00"
- declare i32 @strlen(i8*, i32)
- define i32 @test_no_simplify1() {
- ; CHECK-LABEL: @test_no_simplify1(
- %hello_p = getelementptr [6 x i8], [6 x i8]* @hello, i32 0, i32 0
- %hello_l = call i32 @strlen(i8* %hello_p, i32 187)
- ; CHECK-NEXT: %hello_l = call i32 @strlen
- ret i32 %hello_l
- ; CHECK-NEXT: ret i32 %hello_l
- }
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