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| author | John David Anglin <dave.anglin@nrc-cnrc.gc.ca> | 2005-08-16 02:20:40 +0000 |
|---|---|---|
| committer | John David Anglin <dave.anglin@nrc-cnrc.gc.ca> | 2005-08-16 02:20:40 +0000 |
| commit | 57bdbebcc1c98610803ffea188afa9efe7acac7d (patch) | |
| tree | 5246fae20e2ea5ace9d99edf2218261f1d06abfa /gcc/fold-const.c | |
| parent | 985698ec416647f770a415c248e69d731dec9430 (diff) | |
PR middle-end/23369
* fold-const.c (build_range_check): Disable optimization for function
pointer expressions on targets that require function pointer
canonicalization.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@103145 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 19b5459a03f..84dad8b7fb7 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -3929,6 +3929,15 @@ build_range_check (tree type, tree exp, int in_p, tree low, tree high) tree etype = TREE_TYPE (exp); tree value; +#ifdef HAVE_canonicalize_funcptr_for_compare + /* Disable this optimization for function pointer expressions + on targets that require function pointer canonicalization. */ + if (HAVE_canonicalize_funcptr_for_compare + && TREE_CODE (etype) == POINTER_TYPE + && TREE_CODE (TREE_TYPE (etype)) == FUNCTION_TYPE) + return NULL_TREE; +#endif + if (! in_p) { value = build_range_check (type, exp, 1, low, high); |