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| author | Richard Biener <rguenther@suse.de> | 2018-08-28 09:33:16 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2018-08-28 09:33:16 +0000 |
| commit | 6df46f59d3bb38f31c6f7a5e06231944d18fa4dc (patch) | |
| tree | 5400ed6141b3440c03a05df1e7f26f0d657388d2 /gcc/tree-ssa-operands.c | |
| parent | 36066262d9872fe449c384432e2f993939408cb5 (diff) | |
| download | gcc-6df46f59d3bb38f31c6f7a5e06231944d18fa4dc.zip gcc-6df46f59d3bb38f31c6f7a5e06231944d18fa4dc.tar.gz gcc-6df46f59d3bb38f31c6f7a5e06231944d18fa4dc.tar.bz2 | |
re PR tree-optimization/87117 (ICE in eliminate_dom_walker::eliminate_cleanup(bool) at gcc/gcc/tree-ssa-sccvn.c:5431 since r263875)
2018-08-28 Richard Biener <rguenther@suse.de>
PR tree-optimization/87117
* tree-ssa-operands.c (add_stmt_operand): STRING_CST may
get virtual operands.
(get_expr_operands): Handle STRING_CST like other decls.
* gcc.dg/lvalue-5.c: New testcase.
From-SVN: r263908
Diffstat (limited to 'gcc/tree-ssa-operands.c')
| -rw-r--r-- | gcc/tree-ssa-operands.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/tree-ssa-operands.c b/gcc/tree-ssa-operands.c index eefe270..7bff676 100644 --- a/gcc/tree-ssa-operands.c +++ b/gcc/tree-ssa-operands.c @@ -515,7 +515,7 @@ add_stmt_operand (struct function *fn, tree *var_p, gimple *stmt, int flags) { tree var = *var_p; - gcc_assert (SSA_VAR_P (*var_p)); + gcc_assert (SSA_VAR_P (*var_p) || TREE_CODE (*var_p) == STRING_CST); if (is_gimple_reg (var)) { @@ -740,6 +740,7 @@ get_expr_operands (struct function *fn, gimple *stmt, tree *expr_p, int flags) case VAR_DECL: case PARM_DECL: case RESULT_DECL: + case STRING_CST: if (!(flags & opf_address_taken)) add_stmt_operand (fn, expr_p, stmt, flags); return; |