diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/config/i386/i386.cc | 2 | ||||
| -rw-r--r-- | gcc/gimple-fold.cc | 6 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr120074.c | 20 |
3 files changed, 27 insertions, 1 deletions
diff --git a/gcc/config/i386/i386.cc b/gcc/config/i386/i386.cc index f28c92a..89f518c 100644 --- a/gcc/config/i386/i386.cc +++ b/gcc/config/i386/i386.cc @@ -12320,6 +12320,7 @@ get_thread_pointer (machine_mode tp_mode, bool to_reg) static GTY(()) rtx ix86_tls_index_symbol; +#if TARGET_WIN32_TLS static rtx ix86_tls_index (void) { @@ -12331,6 +12332,7 @@ ix86_tls_index (void) else return ix86_tls_index_symbol; } +#endif /* Construct the SYMBOL_REF for the tls_get_addr function. */ diff --git a/gcc/gimple-fold.cc b/gcc/gimple-fold.cc index 94d5a1e..5884b79 100644 --- a/gcc/gimple-fold.cc +++ b/gcc/gimple-fold.cc @@ -8334,6 +8334,8 @@ fold_truth_andor_for_ifcombine (enum tree_code code, tree truth_type, ll_and_mask &= sign; if (l_xor) { + if (ll_bitsize != lr_bitsize) + return 0; if (!lr_and_mask.get_precision ()) lr_and_mask = sign; else @@ -8355,6 +8357,8 @@ fold_truth_andor_for_ifcombine (enum tree_code code, tree truth_type, rl_and_mask &= sign; if (r_xor) { + if (rl_bitsize != rr_bitsize) + return 0; if (!rr_and_mask.get_precision ()) rr_and_mask = sign; else @@ -8762,7 +8766,7 @@ fold_truth_andor_for_ifcombine (enum tree_code code, tree truth_type, wide_int lr_mask, rr_mask; if (lr_and_mask.get_precision ()) lr_mask = wi::lshift (wide_int::from (lr_and_mask, rnprec, UNSIGNED), - xlr_bitpos); + xlr_bitpos); else lr_mask = wi::shifted_mask (xlr_bitpos, lr_bitsize, false, rnprec); if (rr_and_mask.get_precision ()) diff --git a/gcc/testsuite/gcc.dg/pr120074.c b/gcc/testsuite/gcc.dg/pr120074.c new file mode 100644 index 0000000..3f31516 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr120074.c @@ -0,0 +1,20 @@ +/* PR tree-optimization/120074 */ +/* { dg-do compile } */ +/* { dg-options "-O1 -fno-tree-copy-prop -fno-tree-forwprop -fno-tree-ccp" } */ + +int foo (int); +short a; +int b; + +int +bar (int d, int e) +{ + return d < 0 || d > __INT_MAX__ >> e; +} + +int +main () +{ + int f = bar ((b ^ a) & 3, __SIZEOF_INT__ * __CHAR_BIT__ - 2); + foo (f); +} |