9402e27ae0
[SCCP] Turn loads of null into undef instead of zero initialized values
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Surprisingly, this is a correctness issue: the mmx type exists for
calling convention purposes, LLVM doesn't have a zero representation for
them.
This partially fixes PR23999.
llvm-svn: 241142
2015-07-01 05:37:57 +00:00
d7beca87f5
Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID
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This is done to avoid odd test failures, like the one fixed in r171243.
My previous regex was not good enough to find these.
llvm-svn: 171343
2013-01-01 13:57:25 +00:00
02e2cee7dc
fix a crash in SCCP handling extractvalue of an array, pointed out and
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tracked down by Stephan Reiter!
llvm-svn: 86726
2009-11-10 22:02:09 +00:00
6ec614e15e
testcase for r85903
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llvm-svn: 85906
2009-11-03 17:03:02 +00:00
David Majnemer