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authoraldyh <aldyh@138bc75d-0d04-0410-961f-82ee72b054a4>2012-02-20 23:43:31 +0000
committeraldyh <aldyh@138bc75d-0d04-0410-961f-82ee72b054a4>2012-02-20 23:43:31 +0000
commit43156aa32f62a10adaef58313f6414708e7e5bcc (patch)
treeecc42fa4efdac72cf8b9746e66dae3721a9e7497 /gcc/trans-mem.c
parent9ba809dedb043afded02a3b3c299eeea68750bba (diff)
downloadgcc-43156aa32f62a10adaef58313f6414708e7e5bcc.tar.gz
PR middle-end/52141
* trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's in a transaction safe function. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184417 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/trans-mem.c')
-rw-r--r--gcc/trans-mem.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/trans-mem.c b/gcc/trans-mem.c
index d760db34b2a..aa330dd95c4 100644
--- a/gcc/trans-mem.c
+++ b/gcc/trans-mem.c
@@ -3736,6 +3736,13 @@ ipa_tm_scan_irr_block (basic_block bb)
assembly statement is not relevant to the transaction
is to wrap it in a __tm_waiver block. This is not
yet implemented, so we can't check for it. */
+ if (is_tm_safe (current_function_decl))
+ {
+ tree t = build1 (NOP_EXPR, void_type_node, size_zero_node);
+ SET_EXPR_LOCATION (t, gimple_location (stmt));
+ TREE_BLOCK (t) = gimple_block (stmt);
+ error ("%Kasm not allowed in %<transaction_safe%> function", t);
+ }
return true;
default: