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5 Commits

Author SHA1 Message Date
Bill Wendling 63a4ea1859 Correct over-zealous removal of hack. 
Some code want to check that *any* call within a function has the 'returns
twice' attribute, not just that the current function has one.

llvm-svn: 142221
 2011-10-17 18:43:40 +00:00
Bill Wendling 42cf65fe51 Temporarily XFAIL waiting for a fix. 
llvm-svn: 142215
 2011-10-17 18:25:32 +00:00
Rafael Espindola 79d0c4f4b0 Check for the returns_twice attribute in callsFunctionThatReturnsTwice. This 
fixes PR11038, but there are still some cleanups to be done.

llvm-svn: 141204
 2011-10-05 20:05:13 +00:00
Rafael Espindola cc349c8dd8 Add the returns_twice attribute to LLVM. 
llvm-svn: 141001
 2011-10-03 14:45:37 +00:00
Rafael Espindola 2050af838d Don't do tail calls in a function that call setjmp. The stack might be 
corrupted when setjmp returns again.

llvm-svn: 131399
 2011-05-16 03:05:33 +00:00