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| author | Jakub Jelinek <jakub@redhat.com> | 2017-02-25 11:17:31 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2017-02-25 11:17:31 +0100 |
| commit | 98561a9b580924293278921f25b5f588e587a4af (patch) | |
| tree | 7f16fff7359d19855690094fa2060ab4af1435f5 /gcc/tree-eh.c | |
| parent | 9d975cb6a6cf049da5c0c3fada48a9dc3c016c63 (diff) | |
| download | gcc-98561a9b580924293278921f25b5f588e587a4af.zip gcc-98561a9b580924293278921f25b5f588e587a4af.tar.gz gcc-98561a9b580924293278921f25b5f588e587a4af.tar.bz2 | |
re PR middle-end/79396 (ICE (verify_flow_info failed) with -fnon-call-exceptions -O2 -march=haswell)
PR middle-end/79396
* tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
FMA_EXPR like tcc_binary or tcc_unary.
* g++.dg/opt/pr79396.C: New test.
From-SVN: r245735
Diffstat (limited to 'gcc/tree-eh.c')
| -rw-r--r-- | gcc/tree-eh.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/tree-eh.c b/gcc/tree-eh.c index 42fe9df..0b785e9 100644 --- a/gcc/tree-eh.c +++ b/gcc/tree-eh.c @@ -2513,7 +2513,8 @@ operation_could_trap_p (enum tree_code op, bool fp_operation, bool honor_trapv, if (TREE_CODE_CLASS (op) != tcc_comparison && TREE_CODE_CLASS (op) != tcc_unary - && TREE_CODE_CLASS (op) != tcc_binary) + && TREE_CODE_CLASS (op) != tcc_binary + && op != FMA_EXPR) return false; return operation_could_trap_helper_p (op, fp_operation, honor_trapv, @@ -2738,7 +2739,8 @@ stmt_could_throw_1_p (gimple *stmt) if (TREE_CODE_CLASS (code) == tcc_comparison || TREE_CODE_CLASS (code) == tcc_unary - || TREE_CODE_CLASS (code) == tcc_binary) + || TREE_CODE_CLASS (code) == tcc_binary + || code == FMA_EXPR) { if (is_gimple_assign (stmt) && TREE_CODE_CLASS (code) == tcc_comparison) |