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Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D156542
Files:
clang/test/SemaCXX/cxx2a-constexpr-dynalloc-limits.cpp
Index: clang/test/SemaCXX/cxx2a-constexpr-dynalloc-limits.cpp
===================================================================
--- clang/test/SemaCXX/cxx2a-constexpr-dynalloc-limits.cpp
+++ clang/test/SemaCXX/cxx2a-constexpr-dynalloc-limits.cpp
@@ -42,12 +42,15 @@
T* data;
};
-constexpr std::size_t s = S<std::size_t>(1099511627777)[42]; // expected-error
{{constexpr variable 's' must be initialized by a constant expression}} \
- // expected-note@#call {{in call to
'this->alloc.allocate(1099511627777)'}} \
- // expected-note@#alloc {{cannot
allocate array; evaluated array bound 1099511627777 is too large}} \
- // expected-note {{in call to
'S(1099511627777)'}}
+// Only run these tests on 64 bits platforms
+#if __LP64__
+constexpr std::size_t s = S<std::size_t>(~0UL)[42]; // expected-error
{{constexpr variable 's' must be initialized by a constant expression}} \
+ // expected-note-re@#call {{in call
to 'this->alloc.allocate({{.*}})'}} \
+ // expected-note-re@#alloc {{cannot
allocate array; evaluated array bound {{.*}} is too large}} \
+ // expected-note-re {{in call to
'S({{.*}})'}}
+#endif
// Check that we do not try to fold very large arrays
-std::size_t s2 = S<std::size_t>(1099511627777)[42];
+std::size_t s2 = S<std::size_t>(~0UL)[42];
std::size_t s3 = S<std::size_t>(~0ULL)[42];
// We can allocate and initialize a small array
Index: clang/test/SemaCXX/cxx2a-constexpr-dynalloc-limits.cpp
===================================================================
--- clang/test/SemaCXX/cxx2a-constexpr-dynalloc-limits.cpp
+++ clang/test/SemaCXX/cxx2a-constexpr-dynalloc-limits.cpp
@@ -42,12 +42,15 @@
T* data;
};
-constexpr std::size_t s = S<std::size_t>(1099511627777)[42]; // expected-error {{constexpr variable 's' must be initialized by a constant expression}} \
- // expected-note@#call {{in call to 'this->alloc.allocate(1099511627777)'}} \
- // expected-note@#alloc {{cannot allocate array; evaluated array bound 1099511627777 is too large}} \
- // expected-note {{in call to 'S(1099511627777)'}}
+// Only run these tests on 64 bits platforms
+#if __LP64__
+constexpr std::size_t s = S<std::size_t>(~0UL)[42]; // expected-error {{constexpr variable 's' must be initialized by a constant expression}} \
+ // expected-note-re@#call {{in call to 'this->alloc.allocate({{.*}})'}} \
+ // expected-note-re@#alloc {{cannot allocate array; evaluated array bound {{.*}} is too large}} \
+ // expected-note-re {{in call to 'S({{.*}})'}}
+#endif
// Check that we do not try to fold very large arrays
-std::size_t s2 = S<std::size_t>(1099511627777)[42];
+std::size_t s2 = S<std::size_t>(~0UL)[42];
std::size_t s3 = S<std::size_t>(~0ULL)[42];
// We can allocate and initialize a small array
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