diff options
| author | Jakub Jelinek <jakub@redhat.com> | 2013-04-30 10:52:39 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2013-04-30 10:52:39 +0200 |
| commit | abc27962b81152a9c68108b2e11e8a90129a46e9 (patch) | |
| tree | 8a3d7a7b22017e4955b031f6a31a1e1e9053d05f /gcc/tsan.c | |
| parent | a46d0aff5ed746e3f8c6c8b94cd86e3a29918300 (diff) | |
| download | gcc-abc27962b81152a9c68108b2e11e8a90129a46e9.zip gcc-abc27962b81152a9c68108b2e11e8a90129a46e9.tar.gz gcc-abc27962b81152a9c68108b2e11e8a90129a46e9.tar.bz2 | |
re PR sanitizer/57104 (ICE: in expand_expr_addr_expr_1, at expr.c:7594 with -fsanitize=thread and hardreg variable)
PR tree-optimization/57104
* tsan.c (instrument_expr): Don't instrument accesses to
DECL_HARD_REGISTER VAR_DECLs.
* gcc.dg/pr57104.c: New test.
From-SVN: r198445
Diffstat (limited to 'gcc/tsan.c')
| -rw-r--r-- | gcc/tsan.c | 4 |
1 files changed, 3 insertions, 1 deletions
@@ -128,7 +128,9 @@ instrument_expr (gimple_stmt_iterator gsi, tree expr, bool is_write) return false; } - if (TREE_READONLY (base)) + if (TREE_READONLY (base) + || (TREE_CODE (base) == VAR_DECL + && DECL_HARD_REGISTER (base))) return false; if (size == 0 |