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| author | Paolo Bonzini <bonzini@gnu.org> | 2005-10-05 12:17:16 +0000 |
|---|---|---|
| committer | Paolo Bonzini <bonzini@gcc.gnu.org> | 2005-10-05 12:17:16 +0000 |
| commit | 5544530ae53f6a1063641ae448bc9cd62c8f6ee7 (patch) | |
| tree | 56889bd0e587b4c391a24d46c92ac8f2af4f0978 /gcc/gimplify.c | |
| parent | c82cdb5dfc2b9e85dbe577e32d73dc8fd6062afe (diff) | |
| download | gcc-5544530ae53f6a1063641ae448bc9cd62c8f6ee7.zip gcc-5544530ae53f6a1063641ae448bc9cd62c8f6ee7.tar.gz gcc-5544530ae53f6a1063641ae448bc9cd62c8f6ee7.tar.bz2 | |
re PR c/21419 (Accepts writting to const via asm)
2005-10-05 Paolo Bonzini <bonzini@gnu.org>
PR tree-optimization/21419
PR tree-optimization/24146
PR tree-optimization/24151
* c-typeck.c (readonly_error): Handle USE being lv_asm.
(build_asm_expr): Call it if outputs are read-only.
* gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
cp:
2005-10-05 Paolo Bonzini <bonzini@gnu.org>
PR tree-optimization/21419
PR tree-optimization/24146
PR tree-optimization/24151
* semantics.c (finish_asm_stmt): Call readonly_error if outputs are
read-only. Set ASM_VOLATILE_P for asms without outputs.
testsuite:
2005-10-05 Paolo Bonzini <bonzini@gnu.org>
PR tree-optimization/21419
PR tree-optimization/24146
PR tree-optimization/24151
* g++.dg/ext/asm7.C: New.
* g++.dg/ext/asm8.C: New.
* gcc.dg/asm-1.c: Compile on all targets.
* gcc.dg/asm-pr24146.c: New.
* gcc.dg/pr21419.c: Adjust error messages.
From-SVN: r104988
Diffstat (limited to 'gcc/gimplify.c')
| -rw-r--r-- | gcc/gimplify.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/gcc/gimplify.c b/gcc/gimplify.c index 7047918..52012eb 100644 --- a/gcc/gimplify.c +++ b/gcc/gimplify.c @@ -3604,12 +3604,6 @@ gimplify_asm_expr (tree *expr_p, tree *pre_p, tree *post_p) parse_output_constraint (&constraint, i, 0, 0, &allows_mem, &allows_reg, &is_inout); - if (TYPE_READONLY (TREE_TYPE (TREE_VALUE (link)))) - { - error ("invalid lvalue in asm output %d", i); - ret = GS_ERROR; - } - if (!allows_reg && allows_mem) lang_hooks.mark_addressable (TREE_VALUE (link)); |