1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2 2; Regression test for PR51200. 3; 4; RUN: opt < %s -passes=instcombine -S | FileCheck %s 5; 6; This transformation requires the pointer size, as it assumes that size_t is 7; the size of a pointer. 8 9@percent_s = constant [3 x i8] c"%s\00" 10 11declare i32 @sprintf(ptr, ptr, ...) 12 13define i32 @PR51200(ptr %p, ptr %p2) { 14; CHECK-LABEL: define i32 @PR51200 15; CHECK-SAME: (ptr [[P:%.*]], ptr [[P2:%.*]]) { 16; CHECK-NEXT: [[STPCPY:%.*]] = call ptr @stpcpy(ptr [[P]], ptr [[P2]]) 17; CHECK-NEXT: [[TMP1:%.*]] = ptrtoint ptr [[STPCPY]] to i64 18; CHECK-NEXT: [[TMP2:%.*]] = ptrtoint ptr [[P]] to i64 19; CHECK-NEXT: [[TMP3:%.*]] = sub i64 [[TMP1]], [[TMP2]] 20; CHECK-NEXT: [[CALL:%.*]] = trunc i64 [[TMP3]] to i32 21; CHECK-NEXT: ret i32 [[CALL]] 22; 23; Don't check anything, just expect the test to compile successfully. 24 %call = call i32 (ptr, ptr, ...) @sprintf(ptr %p, ptr @percent_s, ptr %p2) 25 ret i32 %call 26} 27