Fix undefined behavior (signed integer overflow) when Clang parses a hexfloat with...
authorRichard Smith <richard-llvm@metafoo.co.uk>
Fri, 24 Aug 2012 00:01:19 +0000 (00:01 +0000)
committerRichard Smith <richard-llvm@metafoo.co.uk>
Fri, 24 Aug 2012 00:01:19 +0000 (00:01 +0000)
commitb080e2fb1c8164c95e6f8d06754f0c7637eeae7b
tree145515903474dbdde6c1f4aa3147850b0031e7a2
parent5d04a3ad0e202a50122d6739c9af533575254a80
Fix undefined behavior (signed integer overflow) when Clang parses a hexfloat with an enormous exponent. Caught by an existing unit test + -ftrapv.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162505 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Support/APFloat.cpp