| ; RUN: opt -S -instcombine < %s | FileCheck %s |
| ; PR2297 |
| 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" |
| target triple = "i386-apple-darwin8" |
| |
| define i32 @a() nounwind { |
| entry: |
| %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| %tmp1 = call i8* @malloc( i32 10 ) nounwind ; <i8*> [#uses=5] |
| %tmp3 = getelementptr i8, i8* %tmp1, i32 1 ; <i8*> [#uses=1] |
| store i8 0, i8* %tmp3, align 1 |
| %tmp5 = getelementptr i8, i8* %tmp1, i32 0 ; <i8*> [#uses=1] |
| store i8 1, i8* %tmp5, align 1 |
| ; CHECK: store |
| ; CHECK: store |
| ; CHECK-NEXT: strlen |
| ; CHECK-NEXT: store |
| %tmp7 = call i32 @strlen( i8* %tmp1 ) nounwind readonly ; <i32> [#uses=1] |
| %tmp9 = getelementptr i8, i8* %tmp1, i32 0 ; <i8*> [#uses=1] |
| store i8 0, i8* %tmp9, align 1 |
| %tmp11 = call i32 (...) @b( i8* %tmp1 ) nounwind ; <i32> [#uses=0] |
| br label %return |
| |
| return: ; preds = %entry |
| ret i32 %tmp7 |
| } |
| |
| declare i8* @malloc(i32) nounwind |
| |
| declare i32 @strlen(i8*) nounwind readonly |
| |
| declare i32 @b(...) |
