On Oct 13, 2009, at 2:29 PM, Douglas Gregor wrote: > > On Oct 13, 2009, at 12:14 AM, Chris Lattner wrote: > >> Author: lattner >> Date: Tue Oct 13 02:14:16 2009 >> New Revision: 83957 >> >> URL: http://llvm.org/viewvc/llvm-project?rev=83957&view=rev >> Log: >> Teach sema and codegen about the difference between address of >> labels, >> which is a common idiom to improve PIC'ness of code using the addr of >> label extension. This implementation is a gross hack, but the only >> other >> alternative would be to teach evalutate about this horrid >> combination. >> While GCC allows things like "&&foo - &&bar + 1", people don't use >> this >> in practice. This implements PR5131. > > > With this change, the CodeGen/statements.c test is breaking on 32-bit > x86: > > http://smooshlab.apple.com:8010/builders/clang-i386-darwin9/builds/6428 > > the failure is: > > test/CodeGen/statements.c:23:17: error: initializer element is not a > compile-time constant > static long x = &&bar - &&baz; > ^~~~~~~~~~~~~
yay for implicit casts (or something), I'll fix. -Chris _______________________________________________ cfe-commits mailing list [email protected] http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits
