[libcxx-commits] [libcxx] r355160 - [libc++] Increase portability of xalloc test

[Louis Dionne via libcxx-commits]

Author: ldionne
Date: Thu Feb 28 16:51:54 2019
New Revision: 355160

URL: http://llvm.org/viewvc/llvm-project?rev=355160&view=rev
Log:
[libc++] Increase portability of xalloc test

Do not assume that xalloc() starts at 0, which is not specified by the
Standard.

Thanks to Andrey Maksimov for the patch.
Differential Revision: https://reviews.llvm.org/D58299

Modified:
    libcxx/trunk/test/std/input.output/iostreams.base/ios.base/ios.base.storage/xalloc.pass.cpp

Modified: libcxx/trunk/test/std/input.output/iostreams.base/ios.base/ios.base.storage/xalloc.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/input.output/iostreams.base/ios.base/ios.base.storage/xalloc.pass.cpp?rev=355160&r1=355159&r2=355160&view=diff
==============================================================================
--- libcxx/trunk/test/std/input.output/iostreams.base/ios.base/ios.base.storage/xalloc.pass.cpp (original)
+++ libcxx/trunk/test/std/input.output/iostreams.base/ios.base/ios.base.storage/xalloc.pass.cpp Thu Feb 28 16:51:54 2019
@@ -17,11 +17,9 @@
 
 int main(int, char**)
 {
-    assert(std::ios_base::xalloc() == 0);
-    assert(std::ios_base::xalloc() == 1);
-    assert(std::ios_base::xalloc() == 2);
-    assert(std::ios_base::xalloc() == 3);
-    assert(std::ios_base::xalloc() == 4);
+    int index = std::ios_base::xalloc();
+    for (int i = 0; i < 10000; ++i)
+        assert(std::ios_base::xalloc() == ++index);
 
   return 0;
 }