| // RUN: %clang_cc1 -triple i686-pc-linux-gnu -emit-llvm -o %t-1.ll %s |
| // RUN: FileCheck -check-prefix SANE --input-file=%t-1.ll %s |
| // RUN: %clang_cc1 -triple i686-pc-linux-gnu -emit-llvm -fno-assume-sane-operator-new -o %t-2.ll %s |
| // RUN: FileCheck -check-prefix SANENOT --input-file=%t-2.ll %s |
| |
| |
| class teste { |
| int A; |
| public: |
| teste() : A(2) {} |
| }; |
| |
| void f1() { |
| // SANE: declare noalias i8* @_Znwj( |
| // SANENOT: declare i8* @_Znwj( |
| new teste(); |
| } |
| |
| |
| // rdar://5739832 - operator new should check for overflow in multiply. |
| void *f2(long N) { |
| return new int[N]; |
| |
| // SANE: [[UWO:%.*]] = call {{.*}} @llvm.umul.with.overflow |
| // SANE-NEXT: [[OVER:%.*]] = extractvalue {{.*}} [[UWO]], 1 |
| // SANE-NEXT: [[SUM:%.*]] = extractvalue {{.*}} [[UWO]], 0 |
| // SANE-NEXT: [[RESULT:%.*]] = select i1 [[OVER]], i32 -1, i32 [[SUM]] |
| // SANE-NEXT: call noalias i8* @_Znaj(i32 [[RESULT]]) |
| } |