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| author | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2002-08-01 23:07:33 +0000 |
|---|---|---|
| committer | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2002-08-01 23:07:33 +0000 |
| commit | 52964258ce3d663d267b005bbf1b1ab28d56973f (patch) | |
| tree | 0ed3eef910c4ff1f772a13d5d0dd5f66e4b60aa3 /gcc/integrate.c | |
| parent | fdce0b7e6b7ac9b10a8c8ffdeb8233845aff475f (diff) | |
| download | gcc-52964258ce3d663d267b005bbf1b1ab28d56973f.tar.gz | |
* integrate.c (copy_rtx_and_substitute): Squash MEM_EXPR when it
refers to a subroutine parameter.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55956 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/integrate.c')
| -rw-r--r-- | gcc/integrate.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/integrate.c b/gcc/integrate.c index c7eb5069b1c..253d25414eb 100644 --- a/gcc/integrate.c +++ b/gcc/integrate.c @@ -2321,6 +2321,13 @@ copy_rtx_and_substitute (orig, map, for_lhs) if (inlining && !for_lhs) RTX_UNCHANGING_P (copy) = 0; + /* If inlining, squish aliasing data that references the subroutine's + parameter list, since that's no longer applicable. */ + if (inlining && MEM_EXPR (copy) + && TREE_CODE (MEM_EXPR (copy)) == INDIRECT_REF + && TREE_CODE (TREE_OPERAND (MEM_EXPR (copy), 0)) == PARM_DECL) + set_mem_expr (copy, NULL_TREE); + return copy; default: |