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| author | Paolo Carlini <pcarlini@suse.de> | 2008-01-06 22:30:32 +0000 |
|---|---|---|
| committer | Paolo Carlini <paolo@gcc.gnu.org> | 2008-01-06 22:30:32 +0000 |
| commit | ba551ec2775f53e7aab5eefd133e777d1edecd78 (patch) | |
| tree | 49f6db21770fca4683407960abea244f2719be10 /gcc | |
| parent | 5989df83be8402add1f7cad75ee98e7a8ac2dbda (diff) | |
| download | gcc-ba551ec2775f53e7aab5eefd133e777d1edecd78.zip gcc-ba551ec2775f53e7aab5eefd133e777d1edecd78.tar.gz gcc-ba551ec2775f53e7aab5eefd133e777d1edecd78.tar.bz2 | |
re PR libstdc++/34680 (Unconditional use of dynamic_cast in locale_facets.tcc breaks compilation with -fno-rtti)
gcc/
2008-01-06 Paolo Carlini <pcarlini@suse.de>
PR libstdc++/34680
* c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
* doc/cpp.texi ([Common Predefined Macros]): Document.
gcc/testsuite/
2008-01-06 Paolo Carlini <pcarlini@suse.de>
PR libstdc++/34680
* g++.dg/rtti/predefined-rtti-macro-1.C: New.
* g++.dg/rtti/predefined-rtti-macro-2.C: Likewise.
From-SVN: r131366
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/c-cppbuiltin.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/rtti/predefined-rtti-macro-1.C | 12 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/rtti/predefined-rtti-macro-2.C | 12 |
5 files changed, 38 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4561dba..0277695 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2008-01-06 Paolo Carlini <pcarlini@suse.de> + + PR libstdc++/34680 + * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate. + * doc/cpp.texi ([Common Predefined Macros]): Document. + 2008-01-06 Uros Bizjak <ubizjak@gmail.com> * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in diff --git a/gcc/c-cppbuiltin.c b/gcc/c-cppbuiltin.c index e201b05..86c3f9c 100644 --- a/gcc/c-cppbuiltin.c +++ b/gcc/c-cppbuiltin.c @@ -449,6 +449,8 @@ c_cpp_builtins (cpp_reader *pfile) cpp_define (pfile, "__GXX_WEAK__=0"); if (warn_deprecated) cpp_define (pfile, "__DEPRECATED"); + if (flag_rtti) + cpp_define (pfile, "__GXX_RTTI"); if (cxx_dialect == cxx0x) cpp_define (pfile, "__GXX_EXPERIMENTAL_CXX0X__"); } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index d66912b..0a0db6b 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,9 @@ +2008-01-06 Paolo Carlini <pcarlini@suse.de> + + PR libstdc++/34680 + * g++.dg/rtti/predefined-rtti-macro-1.C: New. + * g++.dg/rtti/predefined-rtti-macro-2.C: Likewise. + 2008-01-06 Paul Thomas <pault@gcc.gnu.org> PR fortran/34545 diff --git a/gcc/testsuite/g++.dg/rtti/predefined-rtti-macro-1.C b/gcc/testsuite/g++.dg/rtti/predefined-rtti-macro-1.C new file mode 100644 index 0000000..5c94bc1 --- /dev/null +++ b/gcc/testsuite/g++.dg/rtti/predefined-rtti-macro-1.C @@ -0,0 +1,12 @@ +// { dg-do compile } + +struct A { virtual ~A() { }; }; +struct B : A { }; + +void f(B* bp) +{ + bp = +#ifdef __GXX_RTTI + dynamic_cast<B*>(static_cast<A*>(0)); +#endif +} diff --git a/gcc/testsuite/g++.dg/rtti/predefined-rtti-macro-2.C b/gcc/testsuite/g++.dg/rtti/predefined-rtti-macro-2.C new file mode 100644 index 0000000..284f2f6 --- /dev/null +++ b/gcc/testsuite/g++.dg/rtti/predefined-rtti-macro-2.C @@ -0,0 +1,12 @@ +// { dg-do compile } +// { dg-options "-fno-rtti" } + +struct B { }; + +void f(B* bp) +{ + bp = +#ifndef __GXX_RTTI + static_cast<B*>(0); +#endif +} |