; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -instcombine -S | FileCheck %s declare i8* @realloc(i8*, i64) #1 declare noalias i8* @malloc(i64) #1 define i8* @realloc_null_ptr() #0 { ; CHECK-LABEL: @realloc_null_ptr( ; CHECK-NEXT: [[MALLOC:%.*]] = call i8* @malloc(i64 100) ; CHECK-NEXT: ret i8* [[MALLOC]] ; %call = call i8* @realloc(i8* null, i64 100) #2 ret i8* %call } define i8* @realloc_unknown_ptr(i8* %ptr) #0 { ; CHECK-LABEL: @realloc_unknown_ptr( ; CHECK-NEXT: [[CALL:%.*]] = call i8* @realloc(i8* [[PTR:%.*]], i64 100) ; CHECK-NEXT: ret i8* [[CALL]] ; %call = call i8* @realloc(i8* %ptr, i64 100) #2 ret i8* %call }