1 // RUN: %clang_cc1 -triple i686-pc-linux-gnu -emit-llvm -o %t-1.ll %s 2 // RUN: FileCheck -check-prefix SANE --input-file=%t-1.ll %s 3 // RUN: %clang_cc1 -triple i686-pc-linux-gnu -emit-llvm -fno-assume-sane-operator-new -o %t-2.ll %s 4 // RUN: FileCheck -check-prefix SANENOT --input-file=%t-2.ll %s 5 6 7 class teste { 8 int A; 9 public: 10 teste() : A(2) {} 11 }; 12 13 void f1() { 14 // SANE: declare noalias i8* @_Znwj( 15 // SANENOT: declare i8* @_Znwj( 16 new teste(); 17 } 18 19 20 // rdar://5739832 - operator new should check for overflow in multiply. 21 void *f2(long N) { 22 return new int[N]; 23 24 // SANE: [[UWO:%.*]] = call {{.*}} @llvm.umul.with.overflow 25 // SANE-NEXT: [[OVER:%.*]] = extractvalue {{.*}} [[UWO]], 1 26 // SANE-NEXT: [[SUM:%.*]] = extractvalue {{.*}} [[UWO]], 0 27 // SANE-NEXT: [[RESULT:%.*]] = select i1 [[OVER]], i32 -1, i32 [[SUM]] 28 // SANE-NEXT: call noalias i8* @_Znaj(i32 [[RESULT]]) 29 } 30
