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(make_decl_rtl): Handle flag_volatile_global.
author
Richard Stallman
<rms@gnu.org>
Mon, 8 Mar 1993 21:31:07 +0000
(21:31 +0000)
committer
Richard Stallman
<rms@gnu.org>
Mon, 8 Mar 1993 21:31:07 +0000
(21:31 +0000)
From-SVN: r3679
gcc/varasm.c
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diff --git
a/gcc/varasm.c
b/gcc/varasm.c
index a8e3cc3774d4d433f6f76edefa5ed723f7b9126f..c6d7576c605e4c489190232e5329f297d8af5600 100644
(file)
--- a/
gcc/varasm.c
+++ b/
gcc/varasm.c
@@
-385,7
+385,9
@@
make_decl_rtl (decl, asmspec, top_level)
DECL_RTL (decl) = gen_rtx (MEM, DECL_MODE (decl),
gen_rtx (SYMBOL_REF, Pmode, name));
- if (TREE_THIS_VOLATILE (decl))
+ if (TREE_THIS_VOLATILE (decl)
+ || (flag_volatile_global && TREE_CODE (decl) == VAR_DECL
+ && TREE_PUBLIC (decl)))
MEM_VOLATILE_P (DECL_RTL (decl)) = 1;
if (TREE_READONLY (decl))
RTX_UNCHANGING_P (DECL_RTL (decl)) = 1;