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authorJan Hubicka <jh@suse.cz>2003-12-04 00:04:23 +0100
committerJan Hubicka <hubicka@gcc.gnu.org>2003-12-03 23:04:23 +0000
commita40c29610c1f47a94cb46ae57d65a85edb725b31 (patch)
tree416df826773b53b3601236b5e995a747b7e4a23f /gcc/toplev.c
parent8ecc63eb275e8f67a25c1606abb6ae7231ae724f (diff)
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re PR rtl-optimization/12324 ([unit-at-a-time] not emitting function referenced from a compound statement)
PR optimization/12324 * toplev.c (rest_of_decl_compilation): Do not deffer when compiling in unit-at-a-time mode. From-SVN: r74252
Diffstat (limited to 'gcc/toplev.c')
-rw-r--r--gcc/toplev.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/gcc/toplev.c b/gcc/toplev.c
index e413961..47cdc73 100644
--- a/gcc/toplev.c
+++ b/gcc/toplev.c
@@ -1920,8 +1920,15 @@ rest_of_decl_compilation (tree decl,
make_decl_rtl (decl, asmspec);
/* Don't output anything when a tentative file-scope definition
- is seen. But at end of compilation, do output code for them. */
- if ((at_end || !DECL_DEFER_OUTPUT (decl)) && !DECL_EXTERNAL (decl))
+ is seen. But at end of compilation, do output code for them.
+
+ We do output all variables when unit-at-a-time is active and rely on
+ callgraph code to defer them except for forward declarations
+ (see gcc.c-torture/compile/920624-1.c) */
+ if ((at_end
+ || !DECL_DEFER_OUTPUT (decl)
+ || (flag_unit_at_a_time && DECL_INITIAL (decl)))
+ && !DECL_EXTERNAL (decl))
{
if (flag_unit_at_a_time && !cgraph_global_info_ready
&& TREE_CODE (decl) != FUNCTION_DECL && top_level)