blob: d3679be10a9c66e7a4cf3a31b7d34a18a732bf8f [file] [log] [blame]
// RUN: %clang_cc1 -triple i686-pc-linux-gnu -emit-llvm -o %t-1.ll %s
// RUN: FileCheck --check-prefix=ALL -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=ALL -check-prefix SANENOT --input-file=%t-2.ll %s
class teste {
int A;
public:
teste() : A(2) {}
};
void f1() {
// ALL: declare nonnull i8* @_Znwj(
new teste();
}
// rdar://5739832 - operator new should check for overflow in multiply.
void *f2(long N) {
return new int[N];
// ALL: [[UWO:%.*]] = call {{.*}} @llvm.umul.with.overflow
// ALL-NEXT: [[OVER:%.*]] = extractvalue {{.*}} [[UWO]], 1
// ALL-NEXT: [[SUM:%.*]] = extractvalue {{.*}} [[UWO]], 0
// ALL-NEXT: [[RESULT:%.*]] = select i1 [[OVER]], i32 -1, i32 [[SUM]]
// SANE-NEXT: call noalias nonnull i8* @_Znaj(i32 [[RESULT]])
// SANENOT-NEXT: call nonnull i8* @_Znaj(i32 [[RESULT]])
}
// ALL: declare nonnull i8* @_Znaj(