reference, declaration → definition definition → references, declarations, derived classes, virtual overrides reference to multiple definitions → definitions unreferenced |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | ; RUN: opt < %s -instcombine -S | grep "store i8" | count 2 define i32 @a(i8* %s) nounwind { entry: store i8 0, i8* %s, align 1 ; This store cannot be eliminated! %tmp3 = call i32 @strlen( i8* %s ) nounwind readonly %tmp5 = icmp ne i32 %tmp3, 0 br i1 %tmp5, label %bb, label %bb8 bb: ; preds = %entry store i8 0, i8* %s, align 1 br label %bb8 bb8: ret i32 %tmp3 } declare i32 @strlen(i8*) nounwind readonly |