From af7169b4a70eb3f60555ced17a40780f70aaaa5c Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Fri, 25 Oct 2019 12:12:22 +0200 Subject: clang/llvm 9 fix - do not eliminate a store to a fake "const" This is *much* better (9 kbytes better) than dropping "*const" optimization trick. Signed-off-by: Denys Vlasenko --- shell/ash.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'shell') diff --git a/shell/ash.c b/shell/ash.c index c5588ea66..4b5eafa7c 100644 --- a/shell/ash.c +++ b/shell/ash.c @@ -489,7 +489,7 @@ extern struct globals_misc *BB_GLOBAL_CONST ash_ptr_to_globals_misc; #define random_gen (G_misc.random_gen ) #define backgndpid (G_misc.backgndpid ) #define INIT_G_misc() do { \ - (*(struct globals_misc**)&ash_ptr_to_globals_misc) = xzalloc(sizeof(G_misc)); \ + (*(struct globals_misc**)not_const_pp(&ash_ptr_to_globals_misc)) = xzalloc(sizeof(G_misc)); \ barrier(); \ curdir = nullstr; \ physdir = nullstr; \ @@ -1542,7 +1542,7 @@ extern struct globals_memstack *BB_GLOBAL_CONST ash_ptr_to_globals_memstack; #define g_stacknleft (G_memstack.g_stacknleft) #define stackbase (G_memstack.stackbase ) #define INIT_G_memstack() do { \ - (*(struct globals_memstack**)&ash_ptr_to_globals_memstack) = xzalloc(sizeof(G_memstack)); \ + (*(struct globals_memstack**)not_const_pp(&ash_ptr_to_globals_memstack)) = xzalloc(sizeof(G_memstack)); \ barrier(); \ g_stackp = &stackbase; \ g_stacknxt = stackbase.space; \ @@ -2165,7 +2165,7 @@ extern struct globals_var *BB_GLOBAL_CONST ash_ptr_to_globals_var; #endif #define INIT_G_var() do { \ unsigned i; \ - (*(struct globals_var**)&ash_ptr_to_globals_var) = xzalloc(sizeof(G_var)); \ + (*(struct globals_var**)not_const_pp(&ash_ptr_to_globals_var)) = xzalloc(sizeof(G_var)); \ barrier(); \ for (i = 0; i < ARRAY_SIZE(varinit_data); i++) { \ varinit[i].flags = varinit_data[i].flags; \ -- cgit v1.2.3