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| author | rakdver <rakdver@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-07-13 01:03:21 +0000 |
|---|---|---|
| committer | rakdver <rakdver@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-07-13 01:03:21 +0000 |
| commit | 634f6ce0054a91c86911ba2bad323c3f2feb9ff6 (patch) | |
| tree | 13cf603d02b1b0e93d89cf5518055dbacfd7169c | |
| parent | 4eb338b61cfcc74754c59f70ca58a6d9dc6cd20f (diff) | |
| download | ppe42-gcc-634f6ce0054a91c86911ba2bad323c3f2feb9ff6.tar.gz ppe42-gcc-634f6ce0054a91c86911ba2bad323c3f2feb9ff6.zip | |
PR tree-optimization/16461
* tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
arguments of phi nodes.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@84595 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/tree-tailcall.c | 5 |
2 files changed, 11 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 66da58a362e..a0bdea81285 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + PR tree-optimization/16461 + * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name + arguments of phi nodes. + 2004-07-12 Devang Patel <dpatel@apple.com> * doc/invoke.texi (Darwin Options): Document -gused and -gfull. diff --git a/gcc/tree-tailcall.c b/gcc/tree-tailcall.c index fdd010f160c..f69bf3449f2 100644 --- a/gcc/tree-tailcall.c +++ b/gcc/tree-tailcall.c @@ -238,6 +238,11 @@ independent_of_stmt_p (tree expr, tree at, block_stmt_iterator bsi) abort (); expr = PHI_ARG_DEF_FROM_EDGE (at, e); + if (TREE_CODE (expr) != SSA_NAME) + { + /* The value is a constant. */ + break; + } } /* Unmark the blocks. */ |
