e4b1d2e32c
[ubsan] Give entry methods default (not hidden) visibility.
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Fixes using ubsan on shared libraries in linux, for example.
llvm-svn: 172041
2013-01-10 03:37:30 +00:00
32952215b6
ubsan: Add -fsanitize=bool and -fsanitize=enum, which check for loads of
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bit-patterns which are not valid values for enumerated or boolean types.
These checks are the ubsan analogue of !range metadata.
llvm-svn: 170107
2012-12-13 07:00:14 +00:00
2c36c71f5b
[ubsan] Refactor handlers to have separate entry points for aborting.
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If user specifies aborting after a recoverable failed check is
appropriate, frontend should emit call to the _abort variant.
Test this behavior with newly added -fsanitize-recover flag.
llvm-svn: 169113
2012-12-02 19:47:29 +00:00
2631aaf939
ubsan: Support unsigned overflows, and divide-by-zero int/float split.
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llvm-svn: 168700
2012-11-27 15:01:43 +00:00
7247b23efc
-fcatch-undefined-behavior: Runtime library support for trapping conversions to or
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from a floating-point type where the source value is not in the range of
representable values of the destination type.
llvm-svn: 165844
2012-10-12 22:57:15 +00:00
22cc16462e
-fcatch-undefined-behavior: handler for VLA bound which evaluates to a non-positive value.
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llvm-svn: 165582
2012-10-10 01:10:59 +00:00
68b3014cd3
Add a runtime diagnostics library for Clang's -fcatch-undefined-behavior.
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llvm-svn: 165533
2012-10-09 19:34:32 +00:00
Will Dietz