Diego Novillo 0a0d620db3 Fix bug 19437 - Only add discriminators for DWARF 4 and above. ...

Summary:
This prevents the discriminator generation pass from triggering if
the DWARF version being used in the module is prior to 4.

Reviewers: echristo, dblaikie

CC: llvm-commits

Differential Revision: http://reviews.llvm.org/D3413

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206507 91177308-0d34-0410-b5e6-96231b3b80d8

2014-04-17 22:33:50 +00:00

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basic.ll

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first-only.ll

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multiple.ll

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no-discriminators.ll

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