YouCompleteMe/cpp/llvm/tools/clang/test/CodeGenCXX/operator-new.cpp
Strahinja Val Markovic 1f51a89d39 Adding more llvm/clang files
These were ignored by git accidentally. We want ALL OF THEM since they all came
in the llvm/clang source distribution.
2012-07-05 17:55:45 -07:00

30 lines
882 B
C++

// 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]])
}