[LTO] Add error message on IO error in compileOptimizedToFile.
authorEli Friedman <efriedma@codeaurora.org>
Mon, 7 Nov 2016 23:43:07 +0000 (23:43 +0000)
committerEli Friedman <efriedma@codeaurora.org>
Mon, 7 Nov 2016 23:43:07 +0000 (23:43 +0000)
commit8649fc053be167bfdf93e19c40fc9f78b3d5ebfa
tree8cfdf3c19cfc42c2fd0b3dabce8a54d062069d3c
parent65d86e4fa5dd383dfebe2fc11c4cdf404c8914d2
[LTO] Add error message on IO error in compileOptimizedToFile.

(No testcase because it's difficult to force an error here.)

Differential Revision: https://reviews.llvm.org/D26371

llvm-svn: 286177
llvm/lib/LTO/LTOCodeGenerator.cpp