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| author | jason <jason@138bc75d-0d04-0410-961f-82ee72b054a4> | 2003-03-15 01:43:07 +0000 |
|---|---|---|
| committer | jason <jason@138bc75d-0d04-0410-961f-82ee72b054a4> | 2003-03-15 01:43:07 +0000 |
| commit | c55e96a8a069ecc481e469c389e2b8e52fee1233 (patch) | |
| tree | 2f234f8733535067850f91645ed976b5228e1fdd /gcc/varasm.c | |
| parent | 0f5a9301e49f938b030f7bf22e3c3d2319a58936 (diff) | |
| download | gcc-c55e96a8a069ecc481e469c389e2b8e52fee1233.tar.gz | |
PR optimization/6871
* varasm.c (assemble_variable): Leave constant zeroes in .rodata.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@64387 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/varasm.c')
| -rw-r--r-- | gcc/varasm.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/varasm.c b/gcc/varasm.c index dea352a9097..42775dca5bc 100644 --- a/gcc/varasm.c +++ b/gcc/varasm.c @@ -1551,6 +1551,8 @@ assemble_variable (decl, top_level, at_end, dont_output_data) else if (DECL_INITIAL (decl) == 0 || DECL_INITIAL (decl) == error_mark_node || (flag_zero_initialized_in_bss + /* Leave constant zeroes in .rodata so they can be shared. */ + && !TREE_READONLY (decl) && initializer_zerop (DECL_INITIAL (decl)))) { unsigned HOST_WIDE_INT size = tree_low_cst (DECL_SIZE_UNIT (decl), 1); |