diff options
| author | Jakub Jelinek <jakub@redhat.com> | 2010-07-20 14:58:03 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2010-07-20 14:58:03 +0200 |
| commit | 68eaf35cdb86ba13abb14330cc2a4a9b266242ef (patch) | |
| tree | 192f1761f965d8bc4c32c0ae966d552d036bd763 /gcc/cfgexpand.c | |
| parent | 720151cabda2a56418b32c1b048de33670641e45 (diff) | |
| download | gcc-68eaf35cdb86ba13abb14330cc2a4a9b266242ef.zip gcc-68eaf35cdb86ba13abb14330cc2a4a9b266242ef.tar.gz gcc-68eaf35cdb86ba13abb14330cc2a4a9b266242ef.tar.bz2 | |
re PR debug/45003 (VTA issues with sign/zero extension and debug temporaries)
PR debug/45003
* cfgexpand.c (expand_debug_expr) <case NOP_EXPR>: Use ZERO_EXTEND
or SIGN_EXTEND depending on TYPE_UNSIGNED of the operand's type
instead of the result's type.
* gcc.dg/guality/pr45003-1.c: New test.
From-SVN: r162336
Diffstat (limited to 'gcc/cfgexpand.c')
| -rw-r--r-- | gcc/cfgexpand.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/cfgexpand.c b/gcc/cfgexpand.c index d8378ee..3d7bdd0 100644 --- a/gcc/cfgexpand.c +++ b/gcc/cfgexpand.c @@ -2427,7 +2427,7 @@ expand_debug_expr (tree exp) op0 = simplify_gen_subreg (mode, op0, inner_mode, subreg_lowpart_offset (mode, inner_mode)); - else if (unsignedp) + else if (TYPE_UNSIGNED (TREE_TYPE (TREE_OPERAND (exp, 0)))) op0 = gen_rtx_ZERO_EXTEND (mode, op0); else op0 = gen_rtx_SIGN_EXTEND (mode, op0); |