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| author | Alexandre Oliva <aoliva@redhat.com> | 2007-12-15 20:16:03 +0000 |
|---|---|---|
| committer | Alexandre Oliva <aoliva@gcc.gnu.org> | 2007-12-15 20:16:03 +0000 |
| commit | d2f08d98796279fe8886918e7746eb276420545c (patch) | |
| tree | d3840255d42f8a4fe5fdefc4d692fcc1b2d4771c /gcc/dwarf2out.c | |
| parent | 4b516b14bac816c054c9b190f718cbbaf83e6603 (diff) | |
| download | gcc-d2f08d98796279fe8886918e7746eb276420545c.zip gcc-d2f08d98796279fe8886918e7746eb276420545c.tar.gz gcc-d2f08d98796279fe8886918e7746eb276420545c.tar.bz2 | |
dwarf2out.c (reference_to_unused): Don't emit strings in initializers just because of debug information.
gcc/ChangeLog:
* dwarf2out.c (reference_to_unused): Don't emit strings in
initializers just because of debug information.
* tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
gcc/testsuite/ChangeLog:
* gcc.dg/debug/const-3.c: New.
From-SVN: r130959
Diffstat (limited to 'gcc/dwarf2out.c')
| -rw-r--r-- | gcc/dwarf2out.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index 785d0fa..a0df24c 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -10365,6 +10365,8 @@ reference_to_unused (tree * tp, int * walk_subtrees, if (!node->output) return *tp; } + else if (TREE_CODE (*tp) == STRING_CST && !TREE_ASM_WRITTEN (*tp)) + return *tp; return NULL_TREE; } |