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| author | Jason Merrill <jason@redhat.com> | 2013-02-28 15:36:47 -0500 |
|---|---|---|
| committer | Jason Merrill <jason@gcc.gnu.org> | 2013-02-28 15:36:47 -0500 |
| commit | 4b3bb3f347116edf9a2badd3ad3f461686583b33 (patch) | |
| tree | d2f9f38e97342a8610d60abc5d2c9064e524f566 /gcc | |
| parent | 728761beb09e1d14952d08ffe18cf1494e05c782 (diff) | |
| download | gcc-4b3bb3f347116edf9a2badd3ad3f461686583b33.zip gcc-4b3bb3f347116edf9a2badd3ad3f461686583b33.tar.gz gcc-4b3bb3f347116edf9a2badd3ad3f461686583b33.tar.bz2 | |
re PR c++/56481 (endless loop compiling a C++ file)
PR c++/56481
* g++.dg/cpp0x/constexpr-and.C: New.
From-SVN: r196359
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/cpp0x/constexpr-and.C | 20 |
2 files changed, 25 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 08399b9..7c6afc2 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2013-02-28 Jason Merrill <jason@redhat.com> + + PR c++/56481 + * g++.dg/cpp0x/constexpr-and.C: New. + 2013-02-28 Martin Jambor <mjambor@suse.cz> PR tree-optimization/56294 diff --git a/gcc/testsuite/g++.dg/cpp0x/constexpr-and.C b/gcc/testsuite/g++.dg/cpp0x/constexpr-and.C new file mode 100644 index 0000000..15ad252 --- /dev/null +++ b/gcc/testsuite/g++.dg/cpp0x/constexpr-and.C @@ -0,0 +1,20 @@ +// PR c++/56481 +// Non-linearity in potential_constant_expression_1 +// { dg-options -std=c++11 } + +struct S +{ + constexpr bool foo (); +#define A(n) , f##n##0, f##n##1, f##n##2, f##n##3 +#define B(n) A(n##0) A(n##1) A(n##2) A(n##3) +#define C B(0) B(1) B(2) B(3) + bool f C; +}; + +constexpr bool +S::foo () +{ +#undef A +#define A(n) && f##n##0 && f##n##1 && f##n##2 && f##n##3 + return f C; +} |