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| author | Pat Gavlin <pgavlin@gmail.com> | 2017-04-14 22:16:44 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-04-14 22:16:44 -0700 |
| commit | 57b7abfe5e6581e611e630a47b7f5d7a24ff31f5 (patch) | |
| tree | 51cfbd7699705fa1b6a36eefed44a124ae63d499 /src | |
| parent | b23add035ef6c7d599cf439be0ad7199c0587a7d (diff) | |
| parent | 53ba241444e15bc772b20b434fd113a728f1b650 (diff) | |
| download | coreclr-57b7abfe5e6581e611e630a47b7f5d7a24ff31f5.tar.gz coreclr-57b7abfe5e6581e611e630a47b7f5d7a24ff31f5.tar.bz2 coreclr-57b7abfe5e6581e611e630a47b7f5d7a24ff31f5.zip | |
Merge pull request #10958 from pgavlin/VSO397793
Preserve VNs in fgMorphIntoHelperCall.
Diffstat (limited to 'src')
| -rw-r--r-- | src/jit/morph.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/jit/morph.cpp b/src/jit/morph.cpp index dd1a59bf06..aad413d1cb 100644 --- a/src/jit/morph.cpp +++ b/src/jit/morph.cpp @@ -60,7 +60,8 @@ GenTreePtr Compiler::fgMorphCastIntoHelper(GenTreePtr tree, int helper, GenTreeP GenTreePtr Compiler::fgMorphIntoHelperCall(GenTreePtr tree, int helper, GenTreeArgList* args) { - tree->ChangeOper(GT_CALL); + // The helper call ought to be semantically equivalent to the original node, so preserve its VN. + tree->ChangeOper(GT_CALL, GenTree::PRESERVE_VN); tree->gtFlags |= GTF_CALL; if (args) |