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| author | Manuel López-Ibáñez <manu@gcc.gnu.org> | 2007-06-30 12:56:43 +0000 |
|---|---|---|
| committer | Manuel López-Ibáñez <manu@gcc.gnu.org> | 2007-06-30 12:56:43 +0000 |
| commit | ad960f56f2e381290d1a83b0ee2f1d7b0e9d3a97 (patch) | |
| tree | 6cf59c10b1848193cc5f27b945729e4c00add85d /gcc/calls.c | |
| parent | a4fbe84bd2ae7c5cacbada14abe4d3b9a7bbe6d0 (diff) | |
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re PR c/4076 (-Wunused doesn't warn about static function only called by itself.)
2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/4076
* c-typeck.c (build_external_ref): Don't mark as used if called
from itself.
* calls.c (rtx_for_function_call): Likewise.
testsuite/
* gcc.dg/Wunused-function.c: New.
From-SVN: r126144
Diffstat (limited to 'gcc/calls.c')
| -rw-r--r-- | gcc/calls.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/calls.c b/gcc/calls.c index 868edfc..aa63755 100644 --- a/gcc/calls.c +++ b/gcc/calls.c @@ -1493,7 +1493,7 @@ rtx_for_function_call (tree fndecl, tree addr) { /* If this is the first use of the function, see if we need to make an external definition for it. */ - if (! TREE_USED (fndecl)) + if (!TREE_USED (fndecl) && fndecl != current_function_decl) { assemble_external (fndecl); TREE_USED (fndecl) = 1; |