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(parent: 7c5025b) | patch
Fix APFloat::convert so that it handles narrowing conversions correctly; it
authorEli Friedman <eli.friedman@gmail.com>
Sat, 26 Nov 2011 03:38:02 +0000 (03:38 +0000)
committerEli Friedman <eli.friedman@gmail.com>
Sat, 26 Nov 2011 03:38:02 +0000 (03:38 +0000)
commit4455142a95bb3d0f6e6cbb336d6558919cb59bb8
treefb1bf3eff271b4be5a374ffb3f6a4734075fcd07tree | snapshot
parent7c5025bbee35cc1ad44915414261bba8d652dccdcommit | diff
Fix APFloat::convert so that it handles narrowing conversions correctly; it
was returning incorrect values in rare cases, and incorrectly marking
exact conversions as inexact in some more common cases. Fixes PR11406, and a
missed optimization in test/CodeGen/X86/fp-stack-O0.ll.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145141 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Support/APFloat.cpp diff | blob | history
test/CodeGen/X86/fp-stack-O0.ll diff | blob | history
unittests/ADT/APFloatTest.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors