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| author | Jakub Jelinek <jakub@redhat.com> | 2011-04-13 17:50:02 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2011-04-13 17:50:02 +0200 |
| commit | 20790697dd24387ffbf4f97e46774edfcb0a7142 (patch) | |
| tree | 0c13f4d4a47b9ebcbcd30c9e09f47ca6a8b0b2b1 /gcc/omp-low.c | |
| parent | 9c76a19e8f83e9e9a154d1779115b5061687c97b (diff) | |
| download | gcc-20790697dd24387ffbf4f97e46774edfcb0a7142.zip gcc-20790697dd24387ffbf4f97e46774edfcb0a7142.tar.gz gcc-20790697dd24387ffbf4f97e46774edfcb0a7142.tar.bz2 | |
re PR middle-end/48591 (OpenMP ICE with atomics on __float128 in 32-bit only i686 cc1)
PR middle-end/48591
* omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
NULL.
(expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
* gcc.dg/gomp/pr48591.c: New test.
* testsuite/libgomp.c/pr48591.c: New test.
From-SVN: r172379
Diffstat (limited to 'gcc/omp-low.c')
| -rw-r--r-- | gcc/omp-low.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/omp-low.c b/gcc/omp-low.c index 8b2412c..bc7bf4a 100644 --- a/gcc/omp-low.c +++ b/gcc/omp-low.c @@ -5006,6 +5006,8 @@ expand_omp_atomic_fetch_op (basic_block load_bb, return false; decl = built_in_decls[base + index + 1]; + if (decl == NULL_TREE) + return false; itype = TREE_TYPE (TREE_TYPE (decl)); if (direct_optab_handler (optab, TYPE_MODE (itype)) == CODE_FOR_nothing) @@ -5057,6 +5059,8 @@ expand_omp_atomic_pipeline (basic_block load_bb, basic_block store_bb, edge e; cmpxchg = built_in_decls[BUILT_IN_VAL_COMPARE_AND_SWAP_N + index + 1]; + if (cmpxchg == NULL_TREE) + return false; type = TYPE_MAIN_VARIANT (TREE_TYPE (TREE_TYPE (addr))); itype = TREE_TYPE (TREE_TYPE (cmpxchg)); |